A. chmod -R a+x progs
B. chmod -R 222 progs
C. chmod -1 a+x progs
D. chmod -x a+x progs
✅ The correct answer is option A.
Basic of linux unix MCQs
102. What command is used to assign executable permission to the owner of the file named “letter” ?
A. chmod ugo + x letter
B. chmod u + x letter
C. chmod u + w letter
D. chmod g + x letter
✅ The correct answer is option B.
103. Which of the following command is used to go to home directory ?
A. cd..
B. cd/
C. cd
D. cd HOME.
✅ The correct answer is option C.
104. The first set of the three permissions (rw) pertains to the owner of the file, indicating that the owner has________________?
A. executable permission only
B. write and executable permissions
C. both read and executable permissions.
D. both read and write permissions
✅ The correct answer is option D.
105. Which of the following command can you execute to count the number of lines in a file ?
A. lc
B. wc – l
C. cl
D. count
✅ The correct answer is option B.
106. Which of the following commands is used to display the filenames in multiple columns ?
A. ls
B. ls -1
C. ls -x
D. lc
✅ The correct answer is option C.
107. In order to increase the amount of memory available for a system, what is the maximum size of a swap partition (with kernel version 2.2.x) ?
A. 2GB
B. 128MB
C. 64MB
D. 32MB
✅ The correct answer is option A.
108. Which of the following NIS clients, finds and stores information about an NIS domain and server ?
A. ypwhich
B. ypbind
C. ypcat
D. yppoll
✅ The correct answer is option B.
109. Which command is used with vi editor to move the cursor to the left ?
A. i
B. j
C. k
D. h
✅ The correct answer is option D.
110. What command is used to count just the number of lines contained in a file ?
A. wc – r
B. wc – w
C. wc – c
D. wc – l
✅ The correct answer is option D.