Rman Interview Questions And Answers In Oracle 10g Pdf

rman interview questions and answers in oracle 10g pdf

File Name: rman interview questions and answers in oracle 10g .zip
Size: 2216Kb
Published: 23.05.2021

Save my name, email, and website in this browser for the next time I comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.

Question 3.

This list includes characteristics of the Oracle database, roles of a Database Administrator, tools used for administering the Oracle database, comparing a cluster with a grid, the architecture of Oracle Grid Computing, and more. Many organizations are hiring Oracle DBA experts to meet their requirements and the needs and demands of their customers. In case you are looking for Oracle DBA interview questions, this is the correct place for you. What is Oracle?

RMAN Interview Questions

Question 3. Online redo logs should never, ever be included in a backup, regardless of whether that backup is performed hot or cold. The reasons for this are two-fold. First, you physically cannot backup a hot online redo log, and second there is precisely zero need to do so in the first place because an archive redo log is, by definition, a backup copy of a formerly on-line log. There is, however, a more practical reason: backing up the online logs yourself increases the risk that you will lose.

A backup set contains the data from one or more data files, archived redo logs, or control files or server parameter file. To enable the parallel backups, allocate multiple manual channels in the run block or configure parallelism. An auxiliary channel is a link to auxiliary instance. When a Duplicate Database created or table space point in time recovery is performed Auxiliary database is used.

This database can either on the same host or a different host. Question 9. If Yes, How? Question Recovery catalog is a schema stored in a database that tracks backups and stores of target databases. So better to take a export backup. Which Rman Command You Use? Backup For A Target Database? The term obsolete does not mean the same as expired.

The backup piece is no longer needed since RMAN has been configured to no longer need this piece after so many days have elapsed, or so many backups have been performed. Crosscheck will be useful to check whether the catalog information is intact with OS level information. By using catalog command. The difference is only who maintains the backup records like when is the last successful backup incremental differential etc. Differential backup: This is the default type of incremental backup which backs up all blocks changed after the most recent backup at level n or lower.

Cumulative backup: Backup all blocks changed after the most recent backup at level n-1 or lower. Question 1. What Is Level 0, Level 1 Backup? Answer : A level 0 incremental backup, which is the base for subsequent incremental backups, copies all blocks containing data, backing the data file up into a backup set just as a full backup would. A level 1 incremental backup can be either of the following types: A differential backup, which backs up all blocks changed after the most recent incremental backup at level 1 or 0 A cumulative backup, which backs up all blocks changed after the most recent incremental backup at level 0 Question 2.

Oracle 10g Interview Questions Question 3. Question 4. You should use: restore : validate when you want RMAN to choose which backups or copies should be tested. Oracle 10g Tutorial Question 5. Answer : Online redo logs should never, ever be included in a backup, regardless of whether that backup is performed hot or cold.

Oracle 9i Interview Questions Question 6. What Is Backup Set? Question 7. What Is Channel? When Do You Need This? Answer : An auxiliary channel is a link to auxiliary instance. Oracle 11g Interview Questions Question Oracle 8i Tutorial Question Answer : Recovery catalog is a schema stored in a database that tracks backups and stores of target databases. Oracle 11g Tutorial Question Answer : We need to list the database incarnations by using list incarnation command.

Restore the database using restore command e. Answer : Steps to be followed: Create connection string at catalog database. Oracle 9i Interview Questions Question Answer : The term obsolete does not mean the same as expired. Oracle 7. Answer : Crosscheck will be useful to check whether the catalog information is intact with OS level information.

Answer : By using catalog command. Answer : RMAN keeps information of backups in the control file. Oracle 8i Interview Questions Question Answer : The difference is only who maintains the backup records like when is the last successful backup incremental differential etc. How Rman Improves Backup Time? Answer : Differential backup: This is the default type of incremental backup which backs up all blocks changed after the most recent backup at level n or lower.

Oracle Architecture Interview Questions Question Answer : issue command at rman prompt…..

Oracle RMAN Interview Questions

Oracle Data Guard Interview Questions. The ASM file is unavailable until the grid process starts. Ans: The following are the different benefits of using the Oracle Data Guard feature in your environment. High Availability. Data Protection. The off-loading Backup operation to standby database.

When new incarnation happens, the old backup information in control file will be lost. It will be preserved in recovery catalog. Crosscheck will be useful to check whether the catalog information is intact with OS level information. This command only updates repository records with the status of the backups. Validate command is to examine a backup set and report whether it can be restored. RMAN scans all of the backup pieces in the specified backup sets and looks at the checksum to verify that the contents are intact so that backup can be successfully restored if necessary.

Oracle Data Guard Interview Question And Answers

RMAN is an Oracle Database client that performs backup and recovery tasks on your databases and automates the administration of your backup strategies. This tool integrates with sessions running on an Oracle database to perform a range of backup and recovery activities, including maintaining an RMAN repository of historical data about backups. There is no additional installation required for this tool. The RMAN environment consists of the utilities and databases that play a role in backing up your data. RMAN gives you access to several backup and recovery techniques and features not available with user-managed backup and recovery.

RMAN database backup and Recovery | Oracle Community

RMAN offers three encryption modes: transparent mode password mode and dual mode. I can expalin what are all the steps to take a rman backup with TSM tape library as follows.

Introduction to RMAN Interview Interview Questions and Answers

Никакой крови. Никакой пули. Беккер снисходительно покачал головой: - Иногда все выглядит не так, как есть на самом деле. Лицо немца стало белым как полотно. Беккер был доволен .

Все на подиуме воскликнули: - Что. В голосе Беккера слышались извиняющиеся нотки: - Простите, но это определенно осмысленные слова. Они выгравированы очень близко одно к другому и на первый взгляд кажутся произвольным набором букв, но если присмотреться повнимательнее, то… становится ясно, что надпись сделана по-латыни. - Вы что, морочите нам голову? - взорвался Джабба. Беккер покачал головой: - Отнюдь .

Халохот приблизился к внешней стене и стал целиться. Ноги Беккера скрылись из виду за поворотом, и Халохот выстрелил, но тут же понял, что выстрел пришелся в пустоту. Пуля срикошетила от стены. Рванувшись вниз за своей жертвой, он продолжал держаться вплотную к внешней стене, что позволило бы ему стрелять под наибольшим углом. Но всякий раз, когда перед ним открывался очередной виток спирали, Беккер оставался вне поля зрения и создавалось впечатление, что тот постоянно находится впереди на сто восемьдесят градусов.

Top Oracle DBA Interview Questions and Answers

 - Их мы можем проигнорировать. Уран природный элемент, плутоний - искусственный. Для урана используется ружейный детонатор, для плутония нужен взрыв. Это не числа, такие различия нас не касаются. - Работайте, - поторопил Фонтейн.

 - Она направилась к двери. - Ты уходишь. - Ты же знаешь, что я бы осталась, - сказала она, задержавшись в дверях, - но у меня все же есть кое-какая гордость.

Беккер дотронулся до руки погибшего авторучкой. - Может быть, он и жил. - Вовсе. Пересек границу неделю .

2 COMMENTS

Bexter7

REPLY

This is good for both junior level and experienced professional.

Mantcarliahit1990

REPLY

It is an Oracle Database client that is used for the backup and recovery tasks on our databases and it can also automate the administration of our backup strategies.

LEAVE A COMMENT