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  5. Oracle Database Cloud Service 2021 Specialist Questions and Answers
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1z0-998-21 Oracle Database Cloud Service 2021 Specialist Questions and Answers

Questions 4

Which four are the advantages of migrating to Oracle Cloud Infrastructure?

Options:

A.

has three way mirrored storage

B.

is integrated with Exadata to provide high performance, availability, and scalability

C.

performs automatic backups to object storage

D.

allows to run clustered databases on virtual machine DB systems

E.

has automated data Guard configuration for both primary and standby systems available across availability domains only

F.

supports RAC options only for bare metal shapes

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Questions 5

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

Options:

A.

Virtual Machine DB systems only

B.

Bare metal DB systems only

C.

Exadata DB systems only

D.

Bare metal and virtual machine DB systems

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Questions 6

What are the three autonomous optimizations available in Autonomous Data Warehouse database?

Options:

A.

parallel joins and aggregations

B.

columnar data formats

C.

row data formats

D.

fastcomplex analytics

E.

data caching to avoid IO

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Questions 7

Which two important factors need to considered while configuring a DB system?

Options:

A.

Transparent Data Encryption

B.

Service Gateway

C.

Network Time Protocol

D.

Dynamic Routing Gateway

E.

Cluster Time Synchronization Service

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Questions 8

Which two statements are true about bare metal DB systems?

Options:

A.

It can have multiple database homes, which can be of different versions.

B.

It consists of a single server with locally attached NVMe storage.

C.

It can have performance overhead due to a single server.

D.

It can have multiple database homeswith different database software edition.

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Questions 9

Which three statements are true about the OCI Object Storage Service?

Options:

A.

It allows to store or retrieve data directly fromthe internet or from within the cloud platform.

B.

It is a high performance storage platform that offers reliable and cost-efficient data durability.

C.

It is tied to a specific compute instance.

D.

It can store finite amount of unstructured data,analytical data, and rich content.

E.

It allows to save the data in Object Storage bucket over the OCI backbone.

F.

It does not support the private access from OCI resources in a VCN through a service gateway.

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Questions 10

While creating an object storage bucket, you selected ARCHIVE as storage tier for bucket. Which three scope and constraints are applied to the bucket?

Options:

A.

Default time to download an object after restoration is 24 hours.

B.

Archive storage can be upgraded to standard storage after removing all the existing files.

C.

Data needs to be restored before it can be accessed.

D.

Restoration takes about six hours from the time an archive storage restore request is made.

E.

The minimum retention period for archive storage tier is 90 days.

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Exam Code: 1z0-998-21
Exam Name: Oracle Database Cloud Service 2021 Specialist
Last Update: Apr 14, 2023
Questions: 72