Which of the following format of partition tables does Linux use ?
(A) Linux
(B) BSD
(C) UnixWare
(D) DOS
Which command is used to concatenate all files beginning with the string ’emp’ and followed by a non-numeric characters ?
(A) cat emp[!0-9]
(B) more [emp][!0-9]
(C) cat emp[x-z]
(D) cat emp[a-z]
Which command is used to make all files and sub-directories in the directory (progs) executable by all users ?
(A) chmod -R a+x progs
(B) chmod -R 222 progs
(C) chmod -1 a+x progs
(D) chmod -x a+x progs
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
In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory ?
(A) .exrc
(B) .profile
(C) lastlogin
(D) .mbox
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
You can append to a file instead of overwriting by using the________________?
(A) > symbols
(B) >> symbols
(C) < symbols
(D) << symbols
Which of the following shell’s wildcards are used to match any number of characters including none ?
(A) [ijk]
(B) [!ijk]
(C) ?
(D) *
Which command is used to terminate all processes in your own system except the login shell ?
(A) kill 1
(B) kill 0
(C) cancel all
(D) cancel 1