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Oracle Database Administration I Sample Questions (Q142-Q147):

NEW QUESTION # 142
The SCOTT/TIGER user exists in two databases, BOSTONDB and DALLASDB, in two different locations.
Each database has a tnsnames.ora file defining DALLASDB as a service name.
Examine this command:
CREATE DATABASE LINK dblink1 CONNECT TO scott IDENTIFIED BY tiger USING
`dallasdb';
How do you execute the command so that only SCOTT in BOSTONDB can access the SCOTT schema in DALLASDB?

• A. as SCOTT in both the databases
• B. as SCOTT in DALLAS_DB
• C. as SCOTT in BOSTONDB and SYS in DALLASDB
• D. as SCOTT in BOSTON_DB
• E. as SYS in both the databases

Answer: E
NEW QUESTION # 143
Examine the description of the EMPLOYEES table:

Which query is valid?

• A. SELECT deptid, joindate, SUM(salary) FROM employees GROUP BY deptid, joindate;
• B. SELECT deptid, joindate, SUM(salary) FROM employees GROUP BY dept_id;
• C. SELECT deptid, MAX(AVG(salary)) FROM employees GROUP BY deptid;
• D. SELECT deptid, AVG(MAX(salary)) FROM employees GROUP BY deptid;

Answer: A
NEW QUESTION # 144
In one of your databases, user KING is:
1. Not a DBA user
2. An operating system (OS) user
Examine this command and its output:

What must you do so that KING is authenticated by the OS when connecting to the database instance?

• A. Alter user KING to be IDENTIFIED EXTERNALLY
• B. Unset REMOTELOGINPASSWORDFILE
• C. Set OSAUTHENTPREFIX to OPS$
• D. Grant DBA to KING
• E. Have the OS administrator add KING to the OSDBA group

Answer: B
NEW QUESTION # 145
The ORCL database has RESUMABLE_TIMEOUT = 7200 and DEFERREDSEGMENTCREATION = FALSE User U1 has a 1 MB quota in tablespace DATA.
U1 executes this command:
SQL> CREATE TABLE t1 AS
(SELECT objectname, sharing, created
FROM dba_objects);
U1 complains that the command is taking too long to execute.
In the alert log, the database administrator (DBA) finds this:
2017/3/6 14:45:17
statement in resumable session 'User U1(136), Session 1, Instance 1' was suspended due to ORA-01536: space quota exceeded for tablespace 'DATA' Which are three actions any one of which the DBA could take to resume the session? (Choose three.)

• A. Set DEFERREDSEGMENTCREATION to TRUE
• B. Add a data file to DATA
• C. Drop other U1 objects in DATA
• D. Grant UNLIMITED TABLESPACE to U1
• E. Increase U1's quota sufficiently in DATA
• F. Set AUTOEXTEND ON for data files in DATA

Answer: A,E,F
NEW QUESTION # 146
Which two statements are true?

• A. SALES1 is created with no rows.
• B. SALES1 has primary key and unique constraints on any selected columns which had those constraints in the sales table.
• C. SALES1 is created with 55,000 rows.
• D. SALES1 has not NULL constraints on any selected columns which had those constraints in the sales table.
• E. SALES1 is created with 1 row.

Answer: C,D
NEW QUESTION # 147
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