Unix-1
10 Questions
| Total Attempts: 286
Settings
Questions and Answers
- 1.The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is:
- A.
000 ^pat A. ^pat ^pat
- B.
755
- C.
744
- D.
555
- E.
None of the above
- 2.Which command is used to sort the lines of data in a file in reverse order
- A.
Sort
- B.
Sh
- C.
St
- D.
Sort -r
- E.
None of the above
- 3.Which command is used to display the top of the file?
- A.
Cat
- B.
Head
- C.
More
- D.
Grep
- E.
None of the above
- 4.Which command is used to copy all files having the string chap and any two characters after that to the progs directory?
- A.
Cp chap?? progs
- B.
Cp chap* progs
- C.
Cp chap[12] /progs/*.*
- D.
Cp chap?? /progs/*
- E.
None of the above
- 5.Which command is used to remove a directory?
- A.
Rd
- B.
Rmdir
- C.
Dldir
- D.
Rdir
- E.
None of the above
- 6.Which of the following keys is used to replace a single character with new text?
- A.
S
- B.
S
- C.
R
- D.
C
- E.
None of The above
- 7.Which command is used to extract specific columns from the file?
- A.
Cat
- B.
Cut
- C.
Grep
- D.
Paste
- E.
None of the above
- 8.Which command sends the word count of the file infile to the newfile.
- A.
Wc infile >newfile
- B.
Wc newfile
- C.
Wc infile - newfile
- D.
Wc infile | newfile
- E.
None of the above
- 9.Which of the following commands is used to display the directory attributes rather than its contents?
- A.
Ls -1 -d
- B.
Ls -1
- C.
Ls -x
- D.
Ls -F
- E.
None of the above
- 10.Which of the following files will displayed by this command cat *ch*
- A.
Patch
- B.
Catch
- C.
Ch
- D.
All of the above
- E.
C
Back to top