Computer Science- Unix
Computer Science- Unix
42. The second set of the three permissions (r-) indicates that
- group has read permission only
- other has read permission only
- owner has read permission only
- group has write permission only
43. Which column contains all details of the permissions of a file when you issue the ls -l command?
- second
- fourth
- third
- first
44. Which of the following commands is used to display your working directory?
- dir
- prompt $p$g
- pwd
- path
45. While working with mail command, which command is used to save mail i a separate file?
- s
- r
- w
- d
48. Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field?
- -m.n
- +m.n
- + n.m+1
- +(m+l).n
49. The cp command uses:
- standard input file
- standard output file
- both input and output file
- neither standard input nor standard output file