Unix Multiple Choice Interview Questions and Answers | Page-5

21 Which of the following commands can be used to change to any of the system run-levels ?
A Init
B Reboot
C Power-off
D Halt

Answer: Option [A]
22 The father of all processes is:
A sh
B init
C root
D sched

Answer: Option [B]
23 The field separator in cut command is specified with
A -r option
B -x option
C -a option
D -d option

Answer: Option [D]
24 Which of the following operations are not carried out by kernel ?
A Management of files on the disk
B Carrying out data transfer file system and hardware
C Handling of any interrupts that are issued
D Acting as an interpreter between hardware and applications

Answer: Option [A]
25 Assume output of date command is ‘wed sep 26 12:28:05 PST 1999’. The command to get output as date and time : wed sep 26 12:28:05 PST 1999 is
A echo “Date and Time : $ date”
B echo “Date & Time ‘date’”
C echo “Date and Time ‘date’”
D none of these

Answer: Option [C]