A. write
B. mesg
C. calendar
D. mail
✅ The correct answer is option C.
Basic of linux unix MCQs
Which command allows you to view your file 24 lines at a time ?
A. more
B. pg
C. cat
D. lp
✅ The correct answer is option B.
Which commands is used to assign executable permission to all of the files named “letter” ?
A. chmod ugo+r letter
B. chmod ugo+rw letter
C. chmod u+x letter
D. chmod ugo+x letter
✅ The correct answer is option D.
What command is used with vi editor to delete a single character ?
A. x
B. y
C. a
D. z
✅ The correct answer is option A.
Which command can force all buffers to disk ?
A. save
B. sync
C. edbuff
D. flush
✅ The correct answer is option B.
The second set of the three permissions (r-) indicates that______________?
A. group has read permission only
B. other has read permission only
C. owner has read permission only
D. group has write permission only
✅ The correct answer is option A.
How can you navigate around virtual consoles ?
A. Alt+Function Key
B. Ctrl+Function Key
C. Ctrl+Alt+Del
D. Alt+a+w+Function Key
✅ The correct answer is option A.
Which of the following commands is used to change the working directory ?
A. cd
B. changedir
C. chdir
D. cdir
✅ The correct answer is option A.
How can you rebuild the RPM file to include the new patches?
A. – – recompile
B. – – rebuild
C. – – generate
D. – – execute
✅ The correct answer is option A.
What of the following tool is used to check and repair Linux file systems ?
A. mkfs
B. fdisk
C. fsck
D. mount
✅ The correct answer is option C.