Bmc Group Interview Questions and Answers

Oracle is a multinational computer technology corporation specializing in database software and cloud engineering.

• Oracle is known for its database software products, including Oracle Database, Oracle Fusion Middleware, and Oracle Applications.

• The company also offers cloud engineering services, such as Oracle Cloud Infrastructure and Oracle Cloud Applications.

• Oracle serves a wide range of industries, including finance, ...read more

RMAN architecture consists of components like RMAN executable, target database, recovery catalog, and auxiliary database.

• RMAN executable is a command-line utility used for backup and recovery operations.

• Target database is the database being backed up or recovered.

• Recovery catalog is a schema in a separate database that stores RMAN metadata.

• Auxiliary database is a temporary database used during restore and recovery oper...read more

ASM stands for Automatic Storage Management. It is a feature of Oracle Database that provides a file system and volume manager for managing database files.

• ASM simplifies storage management by eliminating the need for manual file system and volume management tasks.

• It provides striping and mirroring of database files to improve performance and reliability.

• ASM manages storage at the disk group level, where a disk group is...read more

Various methods of database backup include full backup, incremental backup, differential backup, and hot backup.

• Full backup: Backs up the entire database, including all data and objects.

• Incremental backup: Backs up only the changes made since the last backup, reducing backup time and storage requirements.

• Differential backup: Backs up all changes made since the last full backup, providing a balance between full and incr...read more