Related Questions

Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
A COM
B BAT
C EXE
D SYS
E None of the above
All legislative subject are mentioned in three lists union list, concurrent list and state list. Any subject is not mentioned in all three list, the law on that particular subject can be framed by-
A Parliament only
B State Legislature only
C 1 and 2
D Neither 1 nor 2
Which command is used to list out all the hidden files along with the other files?
A ls -l
B ls -x
C ls -F
D ls -a
E None of the above
Which of the following commands is used to update access and modification times of a file?
A grep
B wc
C touch
D cat
E None of the above
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
E None of the above
Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories?
A rm *
B rm -r *
C rm all
D rm *.*
E None of the above
On-line transaction processing is used when ______________. I) it is required to answer random queries. II) it is required to ensure correct processing. III) all files are available on-line. IV) all files are stored using hard disk.
A i, ii
B i, iii
C ii, iii, iv
D i, jj ,iii
General knowledge and aptitude test(Q.51-80) Match list 1 with list 2 and select the most appropriate answer. List 1(place) Barisal-Rajshahi-Sylhet. List 2 (Specially)
A Boat-Road-Rail
B River-Mango-Building
C River-Border-Border
D Hilsa-Mango-Orange
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 of the following commands is used to remove files?
A erase
B delete
C rm
D dm
E . None of the above

Next steps