1Z0-998問題集、Oracle実際の試験問題

質問 1

Which three are true about Transparent Data Encryption (TDE)?

A. When the TDE master encryption key is reset, backups taken using the old TDE master encryption key become obsolete.

B. TDE allows you to encrypt sensitive data in individual columns.

C. dbcli update_tdekey command is used to update the master encryption key for a PDB.

D. Set encrypt new table spaces parameter to false to stop encrypting the tablespaces.

E. TDE stores the master key outside the database in an external security module.

F. TDE overrides access controls configured using Oracle Database Vault.

正解: B,C,D

質問 2

You want to launch a DB system that is less expensive and can be used for test and dev environments. Which type of DB system would satisfy the requirement?

A. VM DB system

B. Exadata DB system

C. Autonomous transaction processing

D. Bare metal DB system

正解: A

質問 3

Which type of DB system(s) would provide Instance isolation?

A. Virtual Machine DB systems only

B. Exadata DB systems only

C. Bare metal and virtual machine DB systems

D. Bare metal DB systems only

正解: D

質問 4

You want to launch a DB system to support In-Memory Database and Active Data Guard; which edition would you select?

A. Database Enterprise Edition Extreme Performance

B. Database Enterprise Edition High Performance

C. Database Enterprise Edition

D. Database Standard Edition

正解: A

質問 5

Which two statements are true about the API Signing Key?

A. It is a RSA key pair in the PEM format.

B. It must be generated with a passphrase.

C. RSA key pair in PEM format must have minimum of 1024 bits.

D. It is required when using OCI API in conjunction with the SDK/CLI.

正解: A,D

解説: (PassTest メンバーにのみ表示されます)

質問 6

What are the three autonomous optimizations available in Autonomous transaction processing database?

A. data caching to avoid IO

B. creates missing indexes

C. fast complex analytics

D. columnar data formats

E. row data formats

正解: A,B,E

質問 7

You want to migrate a schema from on premises database to OCI database. Which two can be used to achieve this?

A. SQL Developer

B. Data Pump

C. Golden Gate

D. Data Guard

正解: C,D

質問 8

Which two statements are true about using the local storage for the backups?

A. Local storage backups are fast and provide fast point-in-time recovery.

B. Backups become unavailable if the DB system goes down.

C. Availability is high but the durability of the backup is low.

D. Availability and durability of the backup is high.

正解: A,B

解説: (PassTest メンバーにのみ表示されます)

Oracle Database Cloud Service 2019 - 1Z0-998 模擬練習