Linux Exercises 2

which command switches from the current system to the boot level 1 (choose the most appropriate answer)

a , Inittab 1

b , Init 1

C , Level 1

D , Rlevel1

Answer b

which of the following options can be canceled shutdown command (choose the most appropriate answer)

a , shutdown - C

b , shutdown - x

C , shutdown - u

D , shutdown - N

Answer a

through Shell To execute a command, you must first typed a _____ (choose the most appropriate answer)

A. parameters

B. order

c. operator

d. terminal ID number

Answer B

Which symbol is appended to the command to execute the program in the background (choose the most appropriate answer)

A. @

B. &

C. #

D. *

Answer B

in the VI Editor, which command can move the cursor to the $ Line (choose the most appropriate answer)

A. 200g

B.: 200

C. g200

D. G200

Answer b

with VI open a file, how to use the letter " New "to replace the alphabet." Old (choose the most appropriate answer)

A.:r/old/new

B.:s/old/new

C.:1, $s/old/new/g

D.:s/old/new/g

Answer C

which of the following configuration files is used to define syslog background process (choose the most appropriate answer)

a , system.conf

b , syslog.conf

C , syslogd

D , slog.conf

Answer b

which of the following syslog.conf Representative httpd process (choose the most appropriate answer)

a , httpd

b , proc

C , SMTP

D , Daemon

Answer D

you add a user to the company's new colleague, and you initially specify that his account - days overdue, now want to change this expiration time, with which

Command (choose the most appropriate answer)

a , Usermod - a

b , Usermod - D

C , Usermod - x

D , Usermod - e

Answer D

which of the following commands is not necessary to exit VI Editor to switch files (choose the most appropriate answer)

A.: E foredit command

B. Mapcommand

C. exportcommand

D. SetCommand

Answer a

which of the following options is used to add user-defined user login Shell (choose the most appropriate answer)

a ,- s

b ,- u

C ,- L

D ,- SH

Answer a

If you want to give a variable "IQ" defined as 4 , which of the following is correct (choose the most appropriate answer)

a , iq=4

b , Set iq=4

C , Set $IQ =4

D , IQ Set 4

Answer C

when the system is rebuilt, which of the following parameters can be used to MKFS command to check for bad blocks (choose the most appropriate answer)

a ,- b

b ,- e

C ,- C

D ,- Check

Answer C

which command can be used to find the file testfile A line that contains only four characters ? (choose the most appropriate answer)

A.grep '???? ' Testfile

B.grep ' .... ' Testfile

C.grep ' ^???? $ ' testfile

D.grep ' ^....$ ' testfile

Answer D

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Linux Exercises 2