Oracle Database Cloud Service 2019 - 1Z1-998 Exam Questions [2026]

QUESTION NO: 1
Which is the default choice for the DNS names resolution for the instances in your VCN?

A. Dynamic Routing Gateway B. Internet Gateway C. Custom Resolver D. Internet and VCN Resolver

Correct Answer: D

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QUESTION NO: 2
What are the three considerations provided by the shapes for bare metal and VM DB systems?

A. For all the shapes of the DB systems, block volume storage can be used. B. For all the shapes of the VM DB systems, storage can be scaled up. C. For all the shapes of the VM DB systems, a two node DB system can be created. D. For all the shapes of the bare metal DB systems, there can only be one node. E. For all the shapes of the bare metal DB systems, CPUs can be scaled up.

Correct Answer: B,C,D

QUESTION NO: 3
You want to connect to a DB system with SSH using putty from a Windows machine. Which two are the prerequisites?

A. Public key B. Listener port number C. OCID D. Private key E. Public IP of the DB system

Correct Answer: A,D

QUESTION NO: 4
Which three are important guidelines for the DB system OS updates?

A. Do not remove the packages from the DB system. B. Backup the database prior to OS upgrade. C. Configure DB System's VCN to allow access to the YUM repository. D. Install NetworkManager on the DB system. E. Must stop the clusterware in both nodes on 2-node RAC DB system.

Correct Answer: A,B,C

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QUESTION NO: 5
Which two statements are true about the API Signing Key?

A. It is a RSA key pair in the PEM format. B. It is required when using OCI API in conjunction with the SDK/CLI. C. RSA key pair in PEM format must have minimum of 1024 bits. D. It must be generated with a passphrase.

Correct Answer: A,B

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QUESTION NO: 6
Which three are the features of the different DB systems in Oracle Cloud Infrastructure?

A. All DB systems can have multiple database editions and versions. B. Storage can be scaled up for the VM DB systems only. C. CPUs can be scaled up for bare metal and Exadata DB systems. D. RAC is available in VM and Exadata DB systems. E. CPU can be scaled up for full rack only in Exadata DB systems.

Correct Answer: B,C,D

QUESTION NO: 7
Which two statements are true about bare metal DB systems?

A. It can have multiple database homes, which can be of different versions. B. It can have multiple database homes with different database software edition. C. It consists of a single server with locally attached NVMe storage. D. It can have performance overhead due to a single server.

Correct Answer: A,C

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QUESTION NO: 8
You want to launch a DB system for real application testing in which you need to have multiple database homes with different database versions. Which DB system would meet these requirements?

A. VM DB system with any database edition B. Bare metal DB system with any database edition except standard edition C. VM DB system with any database edition except standard edition D. Bare metal DB system with any database edition

Correct Answer: B