A. Linux
B. BSD
C. UnixWare
D. DOS
✅ The correct answer is option D.
Basic of linux unix MCQs
132. Which of the following is not a communication command ?
A. grep
B. mail
C. mesg
D. write
✅ The correct answer is option A.
133. What does GNU stand for ?
A. GNU’s not Unix
B. Greek Needed Unix
C. General Unix
D. General Noble Unix
✅ The correct answer is option A.
134. What command is used to count just the number of characters in a file ?
A. wc – r
B. wc – w
C. wc – c
D. wc – 1
✅ The correct answer is option C.
135. Which of the following command is used to mount NFS filesystems ?
A. nfsmount
B. knfsd
C. mount
D. All of the above
✅ The correct answer is option C.
136. What port does squid listen, by default ?
A. 4322
B. 2314
C. 7334
D. 3128
✅ The correct answer is option D.
137. Which of the following commands is used to get directory one level up ?
A. cd
B. cd ..
C. cd/
D. chdir
✅ The correct answer is option B.
138. What command is used to terminate a process ?
A. kill
B. cancel
C. haltsys
D. shutdown
✅ The correct answer is option A.
139. What command is used to halt a Linux system ?
A. init 0
B. Shutdown -t
C. Shutdown -g -y0
D. Ctrl+Alt+Del
✅ The correct answer is option A.
140. Which command is used to save the standard output in a file, as well as display it on the terminal ?
A. more
B. cat
C. grep
D. tee
✅ The correct answer is option D.