971. Which command will be used with vi editor to replace single character under cursor with any number of characters ?
A. s
B. S
C. a
D. i

972. Which of the following commands is used to get directory one level up ?
A. cd
B. cd ..
C. cd/
D. chdir

973. What command is used with vi editor to delete a single character ?
A. x
B. y
C. a
D. z

974. How many primary partitions can exist on one drive ?
A. 16
B. 4
C. 2
D. 1

975. What command is not used to list the files chap01, chap02 and chap04 ?
A. ls chap*
B. ls chap[124]
C. ls – x chap0[124]
D. ls chap0[124]

976. What protocol(s) is(are) allowed a user to retrieve her/his mail from the mail server to her/his mail reader ?
A. POP3
B. FTP
C. MAP
D. All of the above

977. What does GNU stand for ?
A. GNU’s not Unix
B. Greek Needed Unix
C. General Unix
D. General Noble Unix

978. How can you navigate around virtual consoles ?
A. Alt+Function Key
B. Ctrl+Function Key
C. Ctrl+Alt+Del
D. Alt+a+w+Function Key

979. How many extended partitions can exist on one drive ?
A. 16
B. 4
C. 2
D. 1

980. What command is used to count the number of files in the current directory by using pipes ?
A. ls | ws – c
B. ls | wc – w
C. ls | wc – l
D. ls | wc

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