Download Oracle Database 12c: Installation and Administration.1z0-062.Prep4Sure.2020-03-02.227q.tqb

Vendor: Oracle
Exam Code: 1z0-062
Exam Name: Oracle Database 12c: Installation and Administration
Date: Mar 02, 2020
File Size: 3 MB
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Demo Questions

Question 1
Examine the parameters for your database instance:
  
You execute the following command:
SQL> ALTER TABLESPACE undotbs1 RETENTION NOGUARANTEE; 
Which statement is true in this scenario?
  1. Undo data is written to flashback logs after 1200 seconds.
  2. Inactive undo data is retained for 1200 seconds even if subsequent transactions fail due to lack of space in the undo tablespace.
  3. You can perform a Flashback Database operation only within the duration of 1200 seconds.
  4. An attempt is made to keep inactive undo for 1200 seconds but transactions may overwrite the undo before that time has elapsed.
Correct answer: D
Question 2
A user establishes a connection to a database instance by using an Oracle Net connection. You want to ensure the following:
  1. The user account must be locked after five unsuccessful login attempts. 
  2. Data read per session must be limited for the user. 
  3. The user cannot have more than three simultaneous sessions. 
  4. The user must have a maximum of 10 minutes session idle time before being logged off automatically. 
How would you accomplish this?
  1. by granting a secure application role to the user
  2. by implementing Database Resource Manager
  3. by using Oracle Label Security options
  4. by assigning a profile to the user
Correct answer: D
Question 3
As a user of the ORCL database, you establish a database link to the remote HQ database such that all users in the ORCL database may access tables only from the SCOTT schema in the HQ database. SCOTT’s password is TIGER. The service mane “HQ” is used to connect to the remote HQ database. 
Which command would you execute to create the database link?
  1. CREATE DATABASE LINK HQ USING 'HQ';
  2. CREATE DATABASE LINK HQ CONNECT TO CURRENT_USER USING ‘HQ’;
  3. CREATE PUBLIC DATABASE LINK HQ CONNECT TO scott IDENTIFIED BY tiger USING 'HQ';
  4. CREATE DATABASE LINK HQ CONNECT TO scott IDENTIFIED BY tiger USING 'HQ';
Correct answer: C
CONNECT US
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