Question 1

For vi editor, in Escape mode, the keys are

Options :

A : Interpreted as commands and echoed at the command line

B : Echoed in the edit buffer

C : None of the options are correct

Answer: A

Question 2

The environment variable which is used to identify the oracle instance running in a UNIX machine is:

Options :

A : ORACLE_DB_NAME

B : ORACLE_HOME

C : ORACLE_SID

D : ORACLE_ID

Answer: C

Question 3

The command "ls -l|tail +5" displays

Options :

A : The last five lines of the listing

B : From the fifth line to the end of the listing.

C : The first five lines of the listing.

D : None of the options are correct

Answer: B

Question 4

The sql statement "DESC emptable"

Options :

A : Is used to view the structure of the table emptable

B : Shows the user all the data in the table

C : Selects the number of rows in the table

D : None of the options are correct

Answer: A

Question 5

Which of the following is not a component of System Global Area (SGA)?

Options :

A : Data Buffer Cache

B : Index Cache

C : Redo Log Buffer

D : Shared SQL Pool

Answer: B