Latest [Feb 12, 2022] Real Oracle 1z0-998-21 Exam Dumps Questions
1z0-998-21 Dumps To Pass Oracle Database Cloud Exam in One Day (Updated 76 Questions)
NEW QUESTION 20
Examine the steps to enable EM Express Console.
Identify the required steps in correct order.
- A. 1,2,6,4,7
- B. 1,3,4,7,6
- C. 1,3,5,4,7
- D. 1,2,5,4,7
Answer: D
NEW QUESTION 21
Examine the command:
Which statement is true about the execution of the command?
- A. associates the backup job ID with the database ID
- B. associates the configuration ID with the database ID
- C. recovers the incremental level 0 backup with the incremental level 1 backup
- D. updates the DB system with the latest CLI commands
Answer: B
NEW QUESTION 22
You want to create a 2-node RAC with block storage and there is a requirement to scale up the storage in future. Which DB system would you use to meet this requirement?
- A. Bare metal DB system with any database edition except standard edition
- B. VM DB system with any database edition except standard edition
- C. Bare metal DB system with extreme performance database edition only
- D. VM DB system with extreme performance database edition
Answer: C
NEW QUESTION 23
What might be the effect of modifying the firewall rules for 169.254.0.2:3260 and 169.254.0.3:80?
- A. It allows the non-root user to access the database.
- B. Users may not be able to connect to database service.
- C. TDE for the database might stop working.
- D. It allows the non-root users to modify the system's boot volume.
Answer: D
Explanation:
https://docs.cloud.oracle.com/en-us/iaas/Content/Database/Tasks/updatingDB.htm
NEW QUESTION 24
Which four are the advantages of migrating to Oracle Cloud Infrastructure?
- A. supports RAC options only for bare metal shapes
- B. has automated data Guard configuration for both primary and standby systems available across availability domains only
- C. allows to run clustered databases on virtual machine DB systems
- D. has three way mirrored storage
- E. performs automatic backups to object storage
- F. is integrated with Exadata to provide high performance, availability, and scalability
Answer: B,D,E,F
NEW QUESTION 25
What is the default encryption for user-defined tablespaces in a database on OCI?
- A. encrypt_new_tablespaces = true
- B. encrypt_new_tablespaces = cloud only
- C. encrypt_new_tablespaces = DDL
- D. encrypt_new_tablespaces = NONE
Answer: B
Explanation:
Controlling Default Tablespace Encryption
The ENCRYPT_NEW_TABLESPACES initialization parameter controls default encryption of new tablespaces. In Database Classic Cloud Service databases, this parameter is set to CLOUD_ONLY by default. See Viewing and Modifying Initialization Parameters for additional information.
https://docs.oracle.com/en/cloud/paas/database-dbaas-cloud/csdbi/use-tablespace-encryption-this-service.html#GUID-26B5DB17-E631-4C2D-A172-C02C0D8C1D14
NEW QUESTION 26
What are the three autonomous optimizations available in Autonomous transaction processing database?
- A. columnar data formats
- B. fast complex analytics
- C. creates missing indexes
- D. row data formats
- E. data caching to avoid IO
Answer: C,D,E
NEW QUESTION 27
You want to migrate your database from on-premises to OCI with no downtime. Which method would you use?
- A. Data Guard
- B. Golden Gate
- C. Data Pump
- D. SQL Developer
Answer: A
Explanation:
The Oracle Zero Downtime Migration tool follows a simple single button approach, is fully MAA-compliant and scales to your fleet needs. Oracle ZDM leverages Oracle Data Guard in order to provide an automated migration for your on-premises database to the Oracle Cloud; all of this, with a five step process that analyzes both the source and target, prepares both databases, migrates your data, provides monitoring and then a controlled switchover of the application to your newly migrated database in the Oracle Cloud.
https://blogs.oracle.com/database/oracle-move-successfully-migrate-your-data-to-the-oracle-cloud
NEW QUESTION 28
Which two statements are true about the network security?
- A. Tenancies cannot be completely network isolated.
- B. Permissions can be used to isolate networking between compartments and VCNs.
- C. Access between the tenancies can be restricted with the same availability domain.
- D. Access can be restricted between the tenancies and within the tenancy itself.
- E. Subnets can be created only within an availability domain.
Answer: B,D
NEW QUESTION 29
Which two default options are used for the database created in a DB system while using API?
- A. Only container databases can be created in a DB system from Oracle Database 12c and later versions.
- B. PDB admin user is created with name PDBADMIN.
- C. DB language and territory is used as AMERICAN and AMERICA respectively.
- D. User specified DB name is added with system generated suffix for DB unique name.
- E. ACFS is used for database storage in all database versions.
Answer: C,D
Explanation:
https://docs.cloud.oracle.com/en-us/iaas/Content/Database/Tasks/exacreatingDBsystem.htm Default Options for the Initial Database To simplify launching a DB system in the Console and when using the API, the following default options are used for the initial database.
Console Enabled: False
Create Container Database: False for version 11.2.0.4 databases. Otherwise, true.
Create Instance Only (for standby and migration): False
Database Home ID: Creates a database home
Database Language: AMERICAN
Database Sizing Template: odb2
Database Storage: Automatic Storage Management (ASM)
Database Territory: AMERICA
Database Unique Name: The user-specified database name and a system-generated suffix, for example, dbtst_phx1cs.
PDB Admin Name: pdbuser (Not applicable for version 11.2.0.4 databases.)
NEW QUESTION 30
Which two statements are true about the regions and availability domains (AD)?
- A. OCI is hosted in multiple regions and multiple availability domains.
- B. OCI is hosted in one region with multiple availability domains.
- C. A region can have only one AD for disaster recovery capability.
- D. Regions provide disaster recovery capability.
Answer: B,C
NEW QUESTION 31
Examine the steps to create a backup using CLI:
Identify the required steps in correct order.
- A. 1,3,4,5,6,7
- B. 1,4,3,5,6,7
- C. 2,4,3,5,6,7
- D. 2,3,4,5,6,7
Answer: B
NEW QUESTION 32
Examine the steps to enable a port on the DB system.
Identify the required steps in the correct order.
- A. 2,5,3,4,6,7 :
- B. 2,3,5,6,4,7
- C. 1,5,3,4,6,7
- D. 1,3,5,6,4,7
Answer: D
NEW QUESTION 33
You want to migrate the Oracle workload along with the third party apps to OCI without re-architecting. Which method enables the migration of environment from on-premises to OCI?
- A. Cloud native workloads
- B. Lift and shift
- C. Backup and recovery
- D. Infrastructure heavy workloads
Answer: B
NEW QUESTION 34
Examine the command:
dbcli describe-component
What information will you get by executing this command?
- A. displays the latest patch available for the DB system
- B. displays all the components related to the Object Storage
- C. displays the installed patch versions for the DB system
- D. displays all the storage objects created
Answer: C
NEW QUESTION 35
Examine the command:
Curl -v -X HEAD -u <user_ID>: '<auth_token>' Error! Hyperlink reference not valid.
Which statement is true about the execution of the command?
- A. used to upload the backup to the object store
- B. used to check the connectivity between RMAN and object store
- C. used to download the backup from the object store for recovery purposes
- D. used to check the connectivity between host and the object store
Answer: D
NEW QUESTION 36
Which three prerequisites/conditions must be met to avoid patching failures for a DB system?
- A. DB system must have connectivity to the applicable Swift endpoint for Object Storage.
- B. At least 15GB of free space is available in /uOl for the execution of the patching process.
- C. Oracle Clusterware must be up and running.
- D. VCN used by the DB system must be configured with local peering gateway.
- E. VCN used by the DB system must be configured with dynamic routing gateway.
Answer: A,B,C
Explanation:
https://docs.cloud.oracle.com/en-us/iaas/Content/Database/Tasks/patchingDB.htm
NEW QUESTION 37
Which is the default choice for the DNS names resolution for the instances in your VCN?
- A. Custom Resolver
- B. Internet Gateway
- C. Dynamic Routing Gateway
- D. Internet and VCN Resolver
Answer: D
Explanation:
DEFAULT CHOICE: INTERNET AND VCN RESOLVER
This is an Oracle-provided option that includes two parts:
Internet Resolver: Lets instances resolve hostnames that are publicly published on the internet. The instances do not need to have internet access by way of either an internet gateway or a connection to your on-premises network (such as an IPSec VPN connection through a DRG ).
VCN Resolver: Lets instances resolve hostnames (which you can assign) of other instances in the same VCN. For more information, see About the DNS Domains and Hostnames.
https://docs.cloud.oracle.com/en-us/iaas/Content/Network/Concepts/dns.htm#choices
NEW QUESTION 38
Which two important factors need to considered while configuring a DB system?
- A. Dynamic Routing Gateway
- B. Network Time Protocol
- C. Transparent Data Encryption
- D. Cluster Time Synchronization Service
- E. Service Gateway
Answer: B,C
Explanation:
https://docs.cloud.oracle.com/en-us/iaas/Content/Database/Tasks/configuringDB.htm
NEW QUESTION 39
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