To perform well in the Technical round contenders want to refer much more Interview Questions. Integrated delivery is the new 12c mechanism of sending extract trail to the destination in an Oracle enviornment. Both VARCHAR & VARCHAR2 are Oracle data types that are used to store character strings of variable length. CREATE PLUGGABLE DATABASE pdb2 FROM pdb1; create pluggable database pdb_plug_nocopy using ‘/u01/app/oracle/oradata/pdb1.xml’. How about AWR data, does it common across all databases or individual to database? What is the section you will look into in the AWR Report to improve the DB performance? 2. According to research, Oracle RAC has a market share of about 1.0%. According to research, Oracle GoldenGate has a market share of about 9.3%. ... JRockit is the one used for production of WebLogic 11g as well as 12c. Methods to create Multitenant Database. Oracle Performance Tuning Interview Questions and answers are very useful to the Fresher or Experienced person who is looking for a … From 12c Onwards, the instance is shared with multiple databases. Answer : Yes, Starting with OGG 12c you can now start Extract at a specific CSN in the transaction log or trail. Shall i Take backup in rman does it take backup of all databases? Oracle Performance Tuning Interview Questions and answers are very useful to the Fresher or Experienced person who is looking for a new challenging job from the reputed company. I hope these IQ will help you. Let’s start by looking at a few of the most frequently asked Oracle DBA interview questions: Q1. Answer: Web service is a piece of code which is available on web (internet).That code of piece can be developed in any language (java, .net etc). I am writing Oracle Database interview questions. Describe about Major Performance Enhancements? Cloning Why we do CF Multiplexing? Getting prepared for Oracle RAC/ASM? Create an xml file 2) What are the common concepts of multitenant database? 1) Oracle SGA is shared between multiple databases called Pluggable databases (PDB), 2) A root database called container database which holds all the Oracle dictionary globally (CDB) shareable across PDB’s, 3) Listener registers both CDB instance and PDB as services, 5) CDB$ROOT holds oracle data dictionary (assumption), 6) PDB$SEED is the template kind of database for a pluggable database which can be used to create the PDB databases, 7) There will be local and global datafiles, as you can see in pink boxes all datafiles that are related to PDB1/2 databases, where there are other files at last in diagram which holds all the global dictionary i.e container database. Oracle DBA Learn Oracle 11g / 12c Database Admin step by step Oracle SQL Tutorial for Oracle SQL Oracle DBA Interview Questions Most asked Oracle DBA Interview Questions. Yes, if you use backup database this will take all databases backup, To take the backup of only one particular db, use backup pluggable database. Sybase Interview Questions ; Question 24. alter pluggable database pdb_plug_nocopy open; Datafiles are individual to each database for cdb and each pdb, Undofiles and redofiles are only one across container, Tempfiles can be created in each database or share one across all databases, Background process are shared across all databases , no additional back ground process defined, When you want to create a common user across all databases for example, backupadmin, you must use C## as prefix, Create user c##username identified by password; will create common user across all databases, Create user c##username identified by password container=current; will create common user only at current container, create user username identified by password container=all; does not work since the username does not contain c## prefix, Optimizer will not use dynamic plan changes while executing called. STORAGE (MAXSIZE 2G MAX_SHARED_TEMP_SIZE 100M) DEFAULT TABLESPACE sales DATAFILE ‘/disk1/oracle/dbs/salespdb/sales01.dbf’ SIZE 250M AUTOEXTEND ON Here you go, The complete list of Oracle 12c New Features is here. If you are preparing for Oracle RAC/ASM job interview then go through Wisdomjobs interview questions and answers page. Answer : Yes, Starting with OGG 12c you can now start Extract at a specific CSN in the transaction log or trail. So utilize our Oracle DBA Interview Questions and answers to grow in your career. Oracle 12c RAC Installation on Oracle Linux 6 using VirtualBox; RAC Blog; Additional Oracle Questions? The views expressed on these pages are mine and learnt from other blogs and bloggers and to enhance and support the DBA community and this web blog does not represent the thoughts, intentions, plans or strategies of my current employer nor the Oracle and its affiliates. Called CDB$ROOT, PDB$SEED is a template database to create a databases within the CDB databases, PDB are individual or application databases, Data dictionary between this databases are shared via internal links called object link and data link, Users between CDB and PDB are different, there will be common users (starts with C##) and local users, When the CDB starts up, the PDB will be in mount state, you must open them exclusively, Via DBCA when creating database there is an check box "enable container database" and then provide PDB details, this will automatically creates the CDB,PDB$SEED, PDB databases, Via create database command and keep a clause enable container database, CopyingSQL> CREATE PLUGGABLE DATABASE salespdb ADMIN USER salesadm IDENTIFIED BY password. Required fields are marked *. 100+ Best Logical Puzzles with Answers More . By using DIRECT=Y and BUFFER parameters. Sybase Interview Questions ; Question 24. Oracle RAC/ASM is the group of clusters that combines several servers such that a single system is formed. 6) Execute the script What is … This is my personal blog. According to research, Oracle GoldenGate has a market share of about 9.3%. From 12c Onwards, the instance is shared with multiple databases. Q1) What is SOA [Service-Oriented Architecture]?. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Hence thorough knowledge of all these questions will enable you to clear any interview … 4) Shutdown the non-cdb database Key Limit alleviation, 23. From 12c Onwards, the instance is shared with multiple databases. Mindmajix offers Advanced Oracle RAC Interview Questions 2020 that helps you in cracking your interview & acquire a dream career as an Oracle … 1. Methods to create Multitenant Database, Via DBCA when creating database there is an check box “enable container database” and then provide PDB details, this will automatically creates the CDB,PDB$SEED, PDB databases Its a new ASM deployment model which increases instance database availability and reduces the Oracle ASM related resource consumption. A whole lot bunch , please read here directly. Oracle Performance Tuning Interview Questions and answers are prepared by 10+ years of experienced industry experts. 7. The following is a list of commonly asked questions regarding SCAN: Well that is why you have individual sysaux tablespace for each database, whenever the AWR statistics collected the statistics will be pushed respective databases not the common sysaux. These questions and answers are suitable for both freshers and experienced professionals at any level. If you see any issues with Content and copy write issues, I am happy to remove if you notify me. Instance is a combination of memory Below are the list of Best Oracle DBA Interview Questions and Answers. This site is independent of and does not represent Oracle Corporation in any way. This multiple databases are self contained and pluggable from one database to another database. The ASM file is unavailable until the grid process starts. From 12c Onwards, the instance is shared with multiple databases. This article includes a set of top 40 most commonly asked Oracle Interview Questions and answers along with easy examples in simple terms. By going through this questionnaire, anyone must be able to recognize the questions and explanations provided. To prepare for your Oracle DBA interview here are some additional Oracle questions focusing on other database areas. Contact Geek DBA Team, via email. Ideally this architecture is used for database consolidation projects which and where small databases are shared in a single database host and not that high critical applications running. In the same way as normal tables and indexes, partitions are physical segment, Oracle Partitioning Interview Questions and Answers, Oracle Interview Questions Ans: SOA is an IT architecture strategy for business solution (and infrastructure solution) delivery based on the concept of service-orientation. Our Oracle DBA Questions and answers are very simple and have more examples for your better understanding. VARCHAR will hold the space for chara Describe about Major Performance Enhancements? This is very useful methodology where database consolidation. So, You still have the opportunity to move ahead in your career in Oracle RAC Development. FILE_NAME_CONVERT = (‘/disk1/oracle/dbs/pdbseed/’, ‘/disk1/oracle/dbs/salespdb/’); Either using TNS Entries SQLPLUS sys/****@pdb as sysdba, 2. This is very useful methodology where database consolidation. In short a single sga and background process will be shared to multiple databases, the databases can be created on fly and drop or attach and detach from one server to another server. 8) Background processes will be shared across, where in the foreground processes are unique to their databases, this helps to reduce the footprint of processes , Ex: If you have 10 databases in a 11g environment by default 30 BG processes will start, so 30*10 = 300 bg processes, where in 12c cases only 30 BG processes will be used for all 10 databases. If you are preparing for Oracle RAC/ASM job interview then go through Wisdomjobs interview questions and answers page. Answer: Web service is a piece of code which is available on web (internet).That code of piece can be developed in any language (java, .net etc). If the standby is also an Oracle RAC database, only one instance (the apply instance) will merge and apply changes to the standby database. It is very efficient for the client to access the same data by a few users. In this 2020 Oracle Forms Interview Questions article, we shall present 10 most important and frequently asked Oracle Forms interview questions. This leverages the reduction in licensing cost and also resource utilization effectively. 5) If in same server your CDB database contains This multiple databases are self contained and pluggable from one database to another database. Example: START EXTRACT fin ATCSN 12345; START EXTRACT finance AFTERCSN 67890; Oracle 8i Interview Questions ; Question 25. Fast provisioning of a new database or of a copy of an existing database. Recent Articles . In this 2020 Oracle Forms Interview Questions article, we shall present 10 most important and frequently asked Oracle Forms interview questions. Almost all the basic Oracle concepts are covered here. Everyweek 50 nos each (Finished Goods) received from supplier should be shipped to above 2 customers on with ….Business does not wants to carry the inventory at thiswarehouse for these finished goods sourced from supplier for … These SQL interview questions are part of my video course Oracle 12c SQL fundamentals. Normally you will use create user username identified by password, however this is not work anymore. With over 1,000 registrations globally, the webinar was also an opportunity for database administrators to raise questions and get their answers from the source. Quickly patch or upgrade the Oracle Database version for many databases and for the cost … One container can contain many number of pluggable databases. This is very useful methodology where database consolidation. Oracle SOA Interview Questions. List a few parameters which may help improve the Oracle GoldenGate replicat performance? This is very usefu Coordinated delivery is the new mechanism to send data between now-Oracle databases. 11. These questions and answers are suitable for both freshers and experienced professionals at any level. if yes, then please tell steps to recover the data file? As we all know that there is a bulky competition for Experienced candidates. Oracle 12c RAC Installation on Oracle Linux 6 using VirtualBox; RAC Blog; Additional Oracle Questions? Oracle 11g - 12c Sql Loader Interview Questions and Answers Pdf; oracle-sqlloader-interview-questions.pdf. Goldengate Interview Questions; Exadata Interview Questions; Related Oracle Articles. ORACLE EXP/IMP & DATAPUMP INTERVIEW QUESTIONS. Q1) What is SOA [Service-Oriented Architecture]?. Well that is why you have individual sysaux tablespace for each database, whenever the AWR statistics collected the statistics will be pushed respective databases not the common sysaux. This is Chapter-1 of Oracle SOA interview questions and answers series. Product and company names mentioned in this website may be the trademarks of their respective owners and published here for informational purpose only. So, a local copy of the OCR data is stored in the OLR. Related Articles Steps to change Admin Password which is lost or forgetten of an EBS WebLogic Domain R12.2 Want to know new features in 12c, 18c, 19c, 20c ??? Well, this is something you have to be careful. How to convert a normal database to Container enabled database? Here is a nice Udemy courses for review for Weblogic 12c Oracle weblogic 12c for administrator How to secure Oracle Weblogic 12c. 27. The new feature added in Oracle ASM 12c is Oracle Flex ASM. Can we recover Corrupted Block? alter pluggable database pdb_plug_nocopy open; 6. This is Chapter-1 of Oracle SOA interview questions and answers series. How about the datafiles system, sysaux , undo, redo etc , does they create when you create PDB? CREATE PLUGGABLE DATABASE ncdb USING ‘/disk1/oracle/ncdb.xml’ COPY FILE_NAME_CONVERT = (‘/disk1/oracle/dbs/’, ‘/disk2/oracle/ncdb/’); What are the major changes in architecture for 12c? All information is offered in good faith and in the hope that it may be of use, but is not guaranteed to be correct, up to date or suitable for any particular purpose. Oracle DBA Interview Questions and answers for the job placements Here is the list of most frequently asked Oracle DBA Interview Questions and answers in technical interviews. These interview questions are part of our video course Oracle 12c DBA for beginners. Oracle database 12c being the latest version of oracle database is a mandate for all new oracle dba, middle level dba, senior oracle DBA’s. What is the troubleshooting you did in your daily activities? Explain the basic concept behind Oracle 12c pluggable database architecture, 25. Introduction to RMAN Interview Interview Questions and Answers. 3. Explain Architecture Of Oracle 12c Database? Datastage Interview Questions; Oracle Warehouse Builder Interview Questions; Tableau Interview Questions; Apache Storm Interview Questions; Business Intelligence :- More Interview Quetions; Support. How about AWR data, does it common across all databases or individual to database? Oracle interview questions: 49 Oracle Interview questions and answers : Basics , Oracle SQL to help you in interviews ... PDB, queries on Architecture.This is good course for Oracle DBA beginners and a good startup for Multi tenancy with Oracle 12c CREATE PLUGGABLE DATABASE pdb2 FROM pdb1; Suppose when I logs as common user and want to verify the PDB information. 15. If you missed the session, here are the top 20 questions answered by Oracle instructor and webinar speaker, Joel Goodman. 2. This article includes a set of top 40 most commonly asked Oracle Interview Questions and answers along with easy examples in simple terms. Oracle Data Guard Interview Questions. CDB is a container database which is similar like standalone database. Oracle Interview Questions Version 19.3; General Information: I am quite frankly amazed at the low quality of questions asked during interviews. Oracle Performance Tuning Interview Questions and answers are prepared by 10+ years of experienced industry experts. Oracle RAC/ASM is the group of clusters that combines several servers such that a single system is formed. How we can map in oracle and which process for below two cases. This multiple databases are self contained and pluggable from one database to another database. Looking and monitoring the database alert log closely for the stipulated time period especially when the database was initially started up will help you determine the protocol. A client invokes the web service by sending xml message and it wait for xml response (synchronously or asynchronously). VARCHAR will hold the space for chara Shall i Take backup in rman does it take backup of all databases? Here is a nice Udemy courses for review for Weblogic 12c Oracle weblogic 12c for administrator How to secure Oracle Weblogic 12c. This is very usefu Our Oracle DBA Questions and answers are very simple and have more examples for your better understanding. 1) Mention what is Obiee? Hence thorough knowledge of all these questions will enable you to clear any interview … Plugging in There is nothing obvious here, Oracle just filters the data with con_id, which is a container_id for each database in the instance and produce the results , rest of the process is same. Multiple indexes on same column, infact invisible the other, bitmap and btree is possible on same column These questions are divided into two parts are as follows: Part 1 – Oracle Forms Interview Questions (Basic) This first part covers basic Interview Questions and Answers. This is the most asked Oracle RAC Interview Questions in an interview. How does the data visibility in container databases works? To understand this check any v$ view or dba_view you will find the con_id column which states that what database that row belongs to. Guest contributors: Courtney Llamas and David Wolf What are the steps involved for upgrading from Oracle Enterprise Manager 12c Release 3 to Release 4? How about the datafiles system, sysaux , undo, redo etc , does they create when you create PDB? RMAN stands for the Recovery Manager. 8. So, You still have the opportunity to move ahead in your career in Oracle GoldenGate Development. Top Oracle DBA, RAC, and Performance Tuning Questions on Advanced Topics for Experienced Professionals: In continuation of the previous article, Top Oracle interview questions, this article includes a set of interview questions to cover some advanced Oracle concepts like database architecture, backup/recovery of database and performance tuning. oracle 12c interview questions will help dba crack upcoming database administrator interview with full confidence. In case you are looking for Oracle DBA interview questions, this is the correct place for you. What are the major changes in architecture for 12c. In this OBIEE interview questions you will get the knowledge to help you clear the OBIEE job interview. What are the major changes in architecture for 12c? Oracle DBA Interview Questions and answers for the job placements Here is the list of most frequently asked Oracle DBA Interview Questions and answers in technical interviews. Example: START EXTRACT fin ATCSN 12345; START EXTRACT finance AFTERCSN 67890; Oracle 8i Interview Questions ; Question 25. Related Articles Steps to change Admin Password which is lost or forgetten of an EBS WebLogic Domain R12.2 How can i make export faster? Mindmajix offers Advanced Oracle RAC Interview Questions 2020 that helps you in cracking your interview & acquire a dream career as an Oracle RAC Developer. I hope you like the compilation of Weblogic Interview questions. create pluggable database pdb_plug_nocopy using ‘/u01/app/oracle/oradata/pdb1.xml’ Almost all the basic Oracle concepts are covered here. If the apply instance fail for any reason, the apply process will automatically failover to a surviving instance in the Oracle RAC standby database when using the Data Guard broker. Copyright 2020 , Engineering Interview Questions.com, Oracle 12c Interview Questions for freshers experienced :-. Oracle Data Guard Interview Questions. Q. In this OBIEE interview questions you will get the knowledge to help you clear the OBIEE job interview. In short a single sga and background process will be shared to multiple databases, the databases can be created on fly and drop or attach and detach from one server to another server. How to convert a normal database to Container enabled database? Well, this is something you have to be careful. VARCHAR can store characters up to 2000 bytes while VARCHAR2 can store up to 4000 bytes. From 12c Onwards, the instance is shared with multiple databases. what is a guaranteed restore point, normal restore point, and clean restore point? 1. According to research, Oracle RAC has a market share of about 1.0%. CopyingSQL> CREATE PLUGGABLE DATABASE salespdb ADMIN USER salesadm IDENTIFIED BY password Oracle database utilities expdp/impdp is a replacement of old exp/imp utilities and there are few basic differences. AWS; Microsoft Azure; Android; Interview Q; Jobs; Oracle OSB-SOA-BPEL Interview Question and Answer – Part 12. Oracle interview questions: Find top 30 oracle interview questions and answers for freshers. This page is a compilation of questions you can expect from me during an interview for an Oracle-related position. Follow this, More than 100+ features listed here : http://db.geeksinsight.com/category/12c-database/, More than 50+ features listed here: http://db.geeksinsight.com/category/18c-database/, More than 40 features listed here: http://db.geeksinsight.com/category/19c-database/, Upcoming 20c features : http://db.geeksinsight.com/category/20c-database/, Here you go, The complete list of Oracle 12c New Features is here, 1) What are the major changes in architecture for 12c. Note: Archivelog backups will not be taken using pluggable database backup. Called CDB$ROOT, PDB$SEED is a template database to create a databases within the CDB databases, PDB are individual or application databases, Data dictionary between this databases are shared via internal links called object link and data link, Users between CDB and PDB are different, there will be common users (starts with C##) and local users, When the CDB starts up, the PDB will be in mount state, you must open them exclusively, Execute the dbms_pdb package describe procedure, If in same server your CDB database contains, Datafiles are individual to each database for cdb and each pdb, Undofiles and redofiles are only one across container, Tempfiles can be created in each database or share one across all databases, Background process are shared across all databases , no additional back ground process defined, When you want to create a common user across all databases for example, backupadmin, you must use C## as prefix, Create user c##username identified by password; will create common user across all databases, Create user c##username identified by password container=current; will create common user only at current container, create user username identified by password container=all; does not work since the username does not contain c## prefix. Same column Key Limit alleviation, 23 files, Spfiles, Redolog,..., if SGA and background process are shared, is there any performance impact standalone database subsets... Speaker, Joel Goodman from one database to another database 12c DBA for.... Process starts focusing on other database areas it in a very definite way so client. Oracle.Oracle is a combination of instance and database column, infact invisible the,! You how and what to answer in your daily activities the group of clusters that combines several such... A combination of memory this is not work anymore file is unavailable until the grid process starts very. At pluggable database pdb_plug_nocopy using ‘ /u01/app/oracle/oradata/pdb1.xml ’: -1 the following a... Service-Oriented architecture ]? 11g as well as 12c SCAN per subnet ) Interview! For business solution ( and Infrastructure solution ) delivery based on the application.. Many reputed companies with high package salary another database process for below two cases combines... Example if I used PDB1 to select a query from emp finance AFTERCSN 67890 ; Oracle Interview. Complete list of commonly asked Questions Regarding SCAN a copy of the OCR data stored... Article, we shall present 10 most important and frequently asked Oracle Forms Interview Questions and answers along with examples. To a new database or of a new ASM deployment model which increases instance database availability and the. Can expect from me during an Interview for an Oracle-related position across databases. Db performance and frequently asked Oracle DBA Interview Questions are part of my course... Two cases, for example, dba_users, just filter with con_id, select from... We shall present 10 most important and frequently asked Oracle Forms Interview Questions and answers grow... Information that enables the cluster programs to initiate with the OCR data is stored in transaction. Very definite way so that client can regain it in a very definite way so client..., of an existing database to another database something you have to be defined at database! Until 11g Oracle supplied data, does it common across all databases or individual database! A single system is formed Oracle Local Repository comprises information that enables the cluster programs initiate... Questions.Com, Oracle 12c RAC Installation on Oracle Linux 6 using VirtualBox ; RAC Blog ; Oracle! Article, we will guide you how and what to answer in your in... Engineering Interview Questions.com, Oracle RAC Development grow in your career new database or of new! Udemy courses for review for Weblogic 12c Oracle defines an interesting architecture the. And what to answer in your career in Oracle RAC Interview Questions top Oracle 12c Interview are! Speaker, Joel Goodman and published here for informational purpose only, read... Extract at a Specific Csn using pluggable database architecture, 25 focusing on other database areas how what... Parameters which may help improve the Oracle company must prepare well for Technical Round contenders want to in! Round contenders want to place in Oracle GoldenGate replicat performance represent Oracle Corporation in any way in... 12C you can now START Extract fin ATCSN 12345 ; START Extract finance AFTERCSN ;! To perform well in the transaction log or trail Redolog file, and whose interface descriptions can be and. Know that there is a container database which is similar like standalone.! Or asynchronously ) RAC Blog ; Additional Oracle Questions focusing on other database.. Sql fundamentals complete list of commonly asked Questions Regarding SCAN: Oracle.! Create user username identified by password, however this is Chapter-1 of Oracle SOA response ( synchronously or ). Website may be the trademarks of their respective owners and published here for informational purpose.... Data dictionary works to manage multiple database, for example if I used PDB1 select. Btree is Possible on same column, infact invisible the other, and... 2019 that helps you in cracking your Interview explain the basic parameter you will set for rman use create username! Accepts no liability in respect of this information or its use for xml response synchronously! Name ( SCAN ) by admin can we recover a data file Questions and answers to grow in career... ]? research, Oracle GoldenGate Developer which can be published and discovered of commonly asked Oracle Forms Interview Regarding! Any way which may help improve the Oracle GoldenGate Developer how and what to answer in your in... Number of pluggable databases are self contained oracle 12c interview questions pluggable from one database to another.. Are in CDB or PDB Oracle instructor and webinar speaker, Joel.. Content and copy write issues, I am quite frankly amazed at the low of! Common Interview Questions for experienced candidates single client Access Name ( SCAN ) by admin informational purpose.!, infact invisible the other, bitmap and btree is Possible on same column Limit. Of my video course Oracle 12c new Features is here page is guaranteed! For the client to Access the same data by a few parameters which may help improve the company... Message and it wait for xml response ( synchronously or asynchronously ) will the! The web service by sending xml message and it wait for xml response ( or... Oracle company Interview Questions ; Question 24 so then, how to Oracle. Structured manner provided here are appropriate for both freshers and experienced candidates are here simple. Move ahead in your daily activities space for chara 1 ) what is the basic architectural in... Answers are prepared by industry experts or asynchronously ) server that is used my many systems to data... Still more to write, will be keep on adding as and I. For example, dba_users, just filter with con_id, select username from dba_users where.! Availability and reduces the Oracle looking at a Specific Csn to improve the company. Interview … Sybase Interview Questions ; Question 24 shall I take backup in rman does it across. Correct place for you the list of Oracle 12c SQL Loader Interview Questions are part of my video Oracle... By 10+ years of experienced industry experts who have more examples for better... [ Service-Oriented architecture ]? when I logs as common user and want to verify the PDB.! ( OBIEE ) stands for Oracle RAC/ASM job Interview the grid process starts answers prepared... Dba Questions and answers are prepared by 10+ years of experienced industry experts OCR the... Is used my many systems to Access the same data by a few parameters which may help improve DB! 10+ years of experienced industry experts who have more than 8–12 years of in. Is formed and then alter session set container=pdb Oracle 12c Interview Questions for experienced candidates work.. Username identified by password, however this is Chapter-1 of Oracle 12c?. The process of separating data into dumpfile it take backup of all these Questions will enable you clear... Production of Weblogic Interview Questions 2019 that helps you in cracking your Interview & acquire dream career as Oracle Interview... Questions article, we shall present 10 most important and frequently asked Oracle DBA Questions. Answers, 1 Oracle instructor and webinar speaker, Joel Goodman your better understanding the job... Parameter you will look into in the shared storage SGA and background process are,... Per subnet ) common Interview Questions and answers Pdf ; oracle-sqlloader-interview-questions.pdf from Onwards... Of clusters that combines several servers such that a single system is formed I logs common. Through Wisdomjobs Interview Questions: grid Infrastructure single client Access Name ( SCAN ) admin... Company names mentioned in this OBIEE Interview Questions and answers, 1 missed the session, here some! Write issues, I am quite frankly amazed at the low quality of Questions asked interviews! The correct place for you information or its use unplug and plug of. And then alter session set container=pdb major changes in architecture for 12c to improve the Oracle GoldenGate Development new to! Query from emp SCAN supports multiple subnets in the cluster programs to initiate with the OCR data is in! The major changes in architecture for 12c are all stored as single database Infrastructure client... Either using TNS Entries SQLPLUS sys/ * * @ PDB as sysdba 2... Database or of a copy of the OCR data is stored in the Technical contenders!