Wednesday, January 19, 2022

Oracle Cloud Database Migration and Integration 2021 Specialist (1Z0-1094-21) dumps

 

Oracle Cloud Database Migration and Integration 2021 Specialist (1Z0-1094-21) dumps

Your data warehouse load consists of extracting data from order header and order line items table. What kind of journalizing type should you use in Oracle Data Integration ( ODI ) to make sure referential integrity is maintained in the target?

Answer

Consistent

You have executed the mappings with Change Data Capture ( CDC ) on the source data store and you are now going through the code in the operator log for debugging. Which two tables or view do you need to inspect in the database to see whether the CDC process is writing changed data or not in Oracle Data  Integration ( ODI )?

Answer

JV$D

JV$

Which four Oracle database version are supported for source databases when migrating with Oracle Zero Downtime Migration?

Answer

11gR2 and above

Which Three backup mediums are supported when migrating a database with oracle zero downtime migration?

Answer

Oracle Zero data loss recovery appliance

Object Storage

NFS Storage


Which FOUR Oracle Database Cloud Services are supported as a target database using Oracle Zero Downtime Migration ?

Answer

Exadata cloud service

Oracle database cloud service

Exadata cloud @customer

Autonomous database


Which three Oracle technologies are leveraged by Oracle Zero Downtime Migration Physical Online Workflow?

Answer

Recovery Manager

Oracle Data Guard

SQL*Net


You have decided to use Oracle Data Integrator (ODI) on Marketplace to load data from an on-premises Oracle Database to Autonomous Database on Oracle Cloud Infrastructure (OCI). Which TWO methods can be used to connect to the on- premises Oracle Database from OCI? (Choose all correct answers)

Answer

Fast Connect

VPN Connect


Your source tables are in an on-premises Oracle Database. You are creating a data server in Oracle Data Integrator (ODI) topology. Which THREE configuration items are needed to successfully test an on-premises Oracle Database connection ?

Answer

Network name or IP address

Oracle SID

Listener port


Which TWO methods should you use when migrating a target database with different endianness than the source database?

Answer

RMAN CONVERT

RMAN Transportable Tablespaces with Data Pump


What can you use to quickly load data into a cloud database by dragging and dropping a file in a web browser?

Answer

Data Load tab of the SQL worksheet in Database actions


You have a requirement to join data from an Oracle database table and a flat file and load into target DB2 table, using Oracle Data Integrator (ODI). Which statement is correct about this?

Answer

It is possible to mix heterogeneous source connection type and load into any supported target connection type in a single mapping.


You are trying to load a denormalized target table C and the source attributes come from table A and Table B in Oracle Data Integrator (ODI). Which statement is true?

Answer

 You can join table A and table B, as required by the data model and load target C  in a single mapping


You are migrating an on-premises Linux 11.2.0.4 Database to a Database Cloud Service by using the Cross-Platform Transportable Tablespace Backup Set. Which statement is true?

Answer 

The database could service target version must be 11.2.0.4


Which TWO methods support a difference in endian format when migrating a database from onpremises to Oracle Cloud? (Choose all correct answers)

Answer 

RMAN cross-Platform Transportable PDB

Datapump Conventional export/import


Which THREE methods can be used to migrate an on-premises Oracle Database to Oracle Autonomous Database? (Choose all correct answers)

Answer 

Enterprise manager

Datapump export and import

Oracle zero downtime migration


Which TWO target database environments provide both high availability (HA) and disaster recovery (DR) options in the cloud? (Choose all correct answers)

Answer 

Exadata Cloud service

Autonomous database.


You run a database instance on Oracle Database 11.2 and you want to migrate to Oracle Cloud. In which case is it required to upgrade your source database before migrating to the cloud?

Answer 

( ****I am not sure about the answer****)

If your target is Exadata Cloud Service

OR

If you are using unplug/plug

 

When selecting a migration method for moving your database to the cloud, what would you NOT take into consideration?

Answer 

High Availability

Database Size

Database version

Schema name


Which TWO methods are supported by Oracle Zero Downtime Migration (ZDM) for migrating on-premises databases to Autonomous Database? (Choose all correct answers)

Answer 

Logical online or offline migration using database link

Logical online or offline migration using OCI Object storage

 

Which TWO products/utilities does Oracle Zero Downtime Migration use as part of its migration workflows to Autonomous Database? (Choose all correct answers)

Answer 

 Golden gate

 Data pump


For a source database to be successfully migrated, you must view and apply the prerequisites. Which TWO prerequisites must pass before the source database can be migrated using Oracle Zero Downtime Migration (ZDM)

Answer  

Port 22 on source database server must allow incoming connections from ZDM

Archivelog must be enabled


Which are THREE target database prerequisites for database cloud migration with Oracle Zero Downtime Migration?

Answer  

 The TDE wallet must be open

 The database db_name must be same as source

 TDE must be enabled


When migrating an Oracle database, you must be aware of source and target requirements. Which TWO statements are true about using Oracle Zero Downtime Migration (ZDM)?

Answer   

Source Oracle single instance can be migrated to Oracle RAC

Oracle RAC can be migrated to single instance database

 

Which Autonomous Data Warehouse (ADW) package is leveraged by the Business Intelligence Cloud Connector (BICC) Loading Knowledge Modules, when using Oracle Data Integrator (ODI)?

Answer   

Dbms_cloud_admin


Which THREE Fusion SaaS components from the Oracle Data Integrator (ODI) Loading Knowledge Modules can be used to extract data out of Fusion Saas applications and load it into Autonomous Data Warehouse (ADW)?

Answer  

REST API

Enterprise Scheduler Service SOAP API

BI Cloud connector


You are looking at migrating a large data centre to the Oracle Cloud while trying to consolidate many Oracle Databases at the same time. Which Oracle Data Management Service helps you achieve this?

Answer  

Oracle Exadata cloud service


You have an on-premises non-TDE-encrypted Linux 19c container database (CDB) that is already being regularly backed up to Oracle Cloud Infrastructure (OCI) Object Storage via the Database Backup Cloud Service. You plan on using Recovery Manager (RMAN) to migrate it to Database Cloud Service. What is the valid strategy to migrate?

Answer  

Create New DB instance, delete the existing database, manually install the DB cloud backup service, perform a complete RMAN restore as encryption enabled.


You are migrating a non TDE encrypted on-premises Database to an OCT Database Service Instance ising RMAN.

You set up the DB Cloud Backup Module, but when executing the RMAN

command to create your Cloud Backup you see the following error: AANA

RMAN-03009:

failure of backup command on ORA_SBT_TAPE 1 channel at:

08/18/2014 11: ORA~19914: unable to encrypt backup ORA~29361

master key not yet set

What are the TWO causes of this error?

Answer  

 Set encryption is on

 set encryption identified by command was executed.

 

You are planning the migration of a 19c Oracle Database from Amazon Web Services Relational Database Service (AWS RDS) using RMAN backups. What is the correct sequence of operations?

Answer   

Using the AWS tooling, take an RMAN backup of the RDS DB local file storage and  move it AWS s3 bucket, copy contents of S3 bucket to OCI object storage, restore  the backup from OCI bucket to OCI DB service instance

 

Which are TWO benefits of Extract-Load-Transform (E-LT) over traditional Extract- Transform-Load (ETL) architectures?

Answer  

ELT doesn't require dedicated hardware and leverages native data management  engines, such as Big data and RDBMS

ELT architecture reduces the amount of network traffic over the other ETL tools,  which use a dedicated server.

 

If unplug and plug was decided to be used as the tool for the migration to Oracle Cloud Infrastructure (OCD), which two constraints are part of this migration to process for using unplug and plug? (Choose all correct answers)

Answer  

Target and Source have same Endianness.

Source and target needs to be container database.


You are using Oracle Data Integrator (ODI). Which three topology elements are required to extract data out of Fusion SaaS applications and load it into Autonomous Data Warehouse?

Answer  

Object storage

Bl cloud connector

File

 

Which two migration methodologies can you use for migrating on-premises databases to Autonomous Database with Oracle Zero Downtime Migration (ZDM)?

Answer  

Logical online

Logical offline


Which Oracle Database Cloud Service takes care of all routine database tasks ensuring higher performance, reliability, security, and operational efficiency?

Answer  

Oracle autonomous database

Which type of checks is NOT supported by Oracle Data Integrator (ODI)?

Answer  

Business rules

 

Which supported platform can the source Oracle Database be running on when migrating with Oracle Zero Downtime Migration?

Answer  

Linux x86-64


Which TWO options are valid when using the unplug/plug a PDB method to migrate?

Answer  

Non-CDB databases can be consolidated and migrated

Source database versions are 12c and higher


Which TWO statements are true about online pluggable database (PDB) relocation?

Answer  

Online PDB relocation can achieve a zero-downtime upgrade

PDB relocation with no version change can be performed with near-zero downtime


When integrating data from multiple sources into a Data Warehouse schema, you want to check a length constraint that you have imposed on one of the target columns before the rows arrive in the target table. All the rows that do not pass this quality check will have to be isolated in error tables.

For this, you have chosen an Integration Knowledge Module (IKM) that supports flow control.

You have also chosen the value true for this parameter to enable this check.

At compile time, you see that Oracle Data Integrator (ODI) throws an error and the execution cannot start. What is the reason?

Answer  

The check knowledge module was not set in physical design

 

Which TWO statements are true about cross-endian migration using Transportable Tablespaces?

Answer  

Tablespaces must be converted by either RMAN CONVERT or  DBMS_FILE_TRANSFER

Tablespaces may not be encrypted


What TWO ways does Data Pump use to move data to the cloud

Answer  

Import dump file from OCI object storage

Import over database link

 

Which FOUR key parameters should you include in your export command when migrating an Oracle Database to the Oracle Cloud? (Choose all correct answers)

Answer  

Exclude=statistics

Metrics=yes

LOGTIME=all

FLASHBACK_ TIME=SYSTIMESTAMP


Which process does Oracle Data Integrator Enterprise Edition use to process and transform data for disparate relational database management systems or Big Data Engines?

Answer  

 ELT

 

Which view is used to measure the replication latency between source and target when using the automatic heartbeat table feature, in GoldenGate?

Answer   

GG_LAG


Which FOUR Oracle Data Pump impdp parameters should you use when migrating to Autonomous Database?

Answer   

Remap_tablespace%-DATA

Transform-CONSTRAINT_USE_DEFAULT_INDEX:Y

Transform-segment_attributes:N

Transform-DwCS_CVT_IOTS:Y

 

Which TWO object types should be excluded from an Autonomous Transaction Processing database? (Choose all correct answers)

Answer   

 Cluster

 DB-LINK


You have a security requirement within your organization to separate your resources. There is a team that supports each resource and they are not allowed access to the other resources. Which security control with Oracle Cloud Infrastructure meets this requirement?

Answer    

Compartments and Policies

 

When building out your private subnet, you realize you need a host within your network in order to get access to the rest of your Oracle Cloud Infrastructure instances. Which type of host should you set up to get around this constraint?

Answer   

Baston Host


In Oracle Zero Downtime Migration, the migrate database command provides several options to ensure a successful Oracle source and target data migration. Which FOUR are valid parameters to use with migrate database?

Answer   

-tdemasterkey

-sourcedb

-sourcesid

tgrroot

 

Which TWO statements are true about the Oracle Zero Downtime command line?

Answer   

Upon execution of zdmcli , the only way to track the status of migration is  querying the ZDM service using the provided job ID

When the source is single instance deployed on non-grid, the sourceid option  should be used to specify the database name.


Which TWO statements are true about the Oracle Zero Downtime command line?

Answer   

Root user or ssh key-based access to source and target.

 

Oracle Zero Downtime Migration (ZDM) uses MYSQL internally, configuring on a default port number. What will ZDM proceed to, if a port number is not specified and the default is not available?

Answer   

Increase the default port number by one and retry five times.


Which migration method gives you the least down time?

Answer   

Data guard


Planning a database migration to Oracle Cloud Infrastructure (OCI) requires understanding the source

Answer   

On-premise host operating system version

Character set of database.



I hope it's helpful for you. If you have any queries, don't hesitate to contact me.

Name : Muhammad Sahal Qasim
E-mail : s.m.sahal789@gmail.com
Thank you.

2 comments:

If you have any doubts, please let me know. I will help you.