Related Questions

Which command is used to remove the read permission of the file 'note' from both the group and others?
A chmod go+r note
B chmod go+rw note
C chmod go-x note
D chmod go-r note
E None of the above
What command is used to remove a file?
A del
B mv
C rm
D remove
E None of the above
What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?
A chmod go + x, u - x letter
B chmod g - x, uo + r letter
C chmod go + r, u + x letter
D chmod u - x, go + r letter
E None of the above
Which command will be used to display a column file compression ratio for each file of Double spaced disk?
A DIR/W
B DIR/S
C DIR/B
D DIR /C (/C switch introduced in DOS version 6.00)
E None of the above
While working with mail command, which command is used to save mail in a separate file?
A s
B r
C w
D d
E None of the above
Which of the following file organizations is most efficient for a file with a high degree of file activity?
A sequential
B ISAM
C VSAM
D B-Tree index
E All of the above
What command can you add to the AUTOEXEC.BAT file so that your computer temporarily stops in the execution of the file before continuing?
A Pause
B Halt
C Wait x.xx seconds
D Wait until Files="x"
E None of the above
Which of the following commands is used to remove files with confirmation prompt from the user file system which have neither been accessed nor modified i the last one year?
A find -mtime +365 | rm
B grep (/usr/*) - mtime + 365 | -ok rm
C find -name - mtime + 365 / - ok rm
D find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ;
E None of the above
Which command is used to remove a directory?
A rd
B rmdir
C dldir
D rdir
E None of the above
Which command is used to remove an index from the database in SQL?
A DELETE INDEX
B DROP INDEX
C REMOVE INDEX
D ROLL BACK INDEX
E None of the above

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