Software Engineering Mcqs

Page No. 51

Which command is used to display the characteristics of a process ?


apid

✖


bdu

✖


cps

✓


dau

✖


View Answer ps

Which command is used to display the end of the file ?


ahead – r

✖


btail

✓


ceof

✖


dbof

✖


View Answer tail

Which of the following command addresses all users who are currently hooked on ?


awrite

✖


bmail

✖


cwall

✓


dmesg

✖


View Answer wall

Which command is used to sort the lines of data in a file in alphabetical order ?


asort

✓


bsh

✖


cst

✖


dsort -r

✖


View Answer sort

The agency that sits between the user and the UNIX system is called the________________?


alogic

✖


bprofile

✖


cshell

✓


derxc

✖


View Answer shell

Which of the following commands is used to change the working directory ?


acd

✓


bchangedir

✖


cchdir

✖


dcdir

✖


View Answer cd

Which of the following files will displayed by this command cat *ch* ?


apatch

✖


bcatch

✖


c.ch

✖


dAll of the above

✓


View Answer All of the above

Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note ?


achmod 761 note

✓


bchmod 671 note

✖


cchmod 167 note

✖


dchmod 4=rwx, g=rw note

✖


View Answer chmod 761 note

Which command is used to display the top of the file ?


acat

✖


bhead

✓


cmore

✖


dgrep

✖


View Answer head

Which option is used with the chmod command recursively to all files and sub-directories in a directory ?


a-1

✖


b-i

✖


c-x

✖


d-R

✓


View Answer -R

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