Menu

Question Discussion & Solution

MCQ

Q.

The command chmod 761 letter is equivalent to

A

chmod 4=7, g = 6, o = 1 letter

B

chmod a = 761 letter

C

chmod u = rwx, g = rw, o = x letter

D

chmod 167 letter

E

None of the above

Community Discussion

No discussions yet. Be the first to start!

You must be logged in to participate in the discussion.

Login to Discuss

Similar Questions

MCQ

1.

Which of the following command is used to mount NFS filesystems?

A

nfsmount

B

knfsd

C

mount

D

All of the above

E

None of the above

Discussion

MCQ

2.

What command is used to remove the directory?

A

rdir

B

remove

C

rd

D

rmdir

E

None of the above

Discussion

MCQ

3.

Signals that occur at the same time, are presented to the process ____________

A

one at a time, in a particular order

B

one at a time, in no particular order

C

all at a time

D

none of the mentioned

Discussion

MCQ

4.

The three ways in which a process responds to a signal are ____________

A

ignoring the signal

B

handling the signal

C

performing some default action

D

all of the mentioned

Discussion

MCQ

5.

What shell's wild-card is used to match any number of characters including none?

A

*

B

?

C

[!ijk]

D

[ijk]

E

None of the above

Discussion

More Operating System Topics

Introduction to Operating System

5 MCQs

Types

16 MCQs

Services

2 MCQs

Structures

3 MCQs

Processes

58 MCQs

Threads

47 MCQs

CPU Scheduling

79 MCQs

Process Synchronization

117 MCQs

Memory Management

179 MCQs

Storage Management

283 MCQs

Input Output Systems

55 MCQs

Networking

36 MCQs

Distributed Operating System

73 MCQs

Protection and Security

123 MCQs

Unix

145 MCQs

Linux

160 MCQs

MS Windows

1 MCQs

Mixed

10 MCQs

Operating Systems Overview

0 MCQs

Process Management

0 MCQs

Finding and Processing Files

0 MCQs

File Management

0 MCQs