Question 1

If the device file for your CD-ROM is missing, (the "ioscan -fn" command shows the H/W path exists but there are no device files) what command could you run, without rebooting the system, to create the device files?

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mkcd -a
insf -e
lssf -e
cdfs -a

Answer

Correct Option: B

Question 2

Which step is required before adding a new disk to a volume group?

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create a physical volume
extend the logical volume
create a filesystem
extend the filesystem

Answer

Correct Option: A

Question 3

What is the command for action "Change Keyboard Mapping"

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CHGKDBMAP
CHGKBDMAP
CHGKMAP
CHGKBD

Answer

Correct Option: B

Question 4

What is the command to work with Message Files

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WRKMSGQ
WRKMSG
WRKMSGF
WRKMSGD

Answer

Correct Option: C

Question 5

Which command can send break message to user profile and NOT the workstation?

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QEZSNDMG
SNDBRKMSG
SNDPGMMSG
SNDMSG

Answer

Correct Option: A

Question 6

What is the command to work with Libraries using Programming Development Manager.

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WRKOBJPDM
WRKMBRPDM
WRKLIPDM
WRKLIBPDM

Answer

Correct Option: D

Question 7

Which of the following will come under the types of files ?

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Regular Files
Directory Files
Mode Files
Special Files

Answer

Correct Option: A,B,D

Question 8

Job Control is one of the feature of the UNIX ?

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True
False

Answer

Correct Option: A

Question 9

Korn Shell is the super set of which Shell ?

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C shell
Bourne Shell
Bash Shell
B Shell

Answer

Correct Option: B

Question 10

Which one of the following is the heart of the UNIX OS ?

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Shell
Kernel
OS
Pipes

Answer

Correct Option: B

Question 11

Which one of the following is the interface between user and OS ?

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kernel
OS
Filters
Shell

Answer

Correct Option: D

Question 12

Which one of the following is to list all the files column wise ?

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-C
-l
-c
-lc

Answer

Correct Option: C

Question 13

Whish command is used to find the name of the UNIX System ?

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Pipes
Uname
Inode
Filters

Answer

Correct Option: B

Question 14

Which of the following is used to check out the print queue ?

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pq
lqp
lpr
lpq

Answer

Correct Option: D

Question 15

Which command is to search for the information in a file or files ?

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grep
awk
sed
vi

Answer

Correct Option: A

Question 16

What is the Octal representation of the write permission ?

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1
4
2
0

Answer

Correct Option: C

Question 17

Which command is used to find the default permission ?

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chmode
Umask
chmode -r
chmode -l

Answer

Correct Option: B

Question 18

While in command mode you press "a" : what happens?

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This is an invalid command
The editor goes in to insert mode and start inserting text after the current cursor location
The editor searches for charater "a" in the open file
The editor gives a beep sound

Answer

Correct Option: B

Question 19

You have made changes to a file and want to quit vi without saving these changes. what command will you use?

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:wq
x
q!
w!

Answer

Correct Option: C

Question 20

You want to repalce "lion" with "tiger" in your field at all location in the vi editor.You use

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/s/lion/tiger
s/lion/tiger
s/lion/tiger/g
s/tiger/lion/g

Answer

Correct Option: A

Description: operating systems Online Quiz - 70
Number of Questions: 20
Created by: Aliensbrain Bot
Tags: operating systems

operating systems Online Quiz - 70

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