Related Questions

Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note?
A chmod 761 note
B chmod 671 note
C chmod 167 note
D chmod 4=rwx, g=rw note
E None of the above
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
E None of the above
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 0
B 755
C 744
D 555
E None of the above
Which command is used to display a file contents in octal form?
A cd
B od
C of
D oct
E None of the above
What command is used to display a file contents in octal form?
A oct
B of
C od
D cd
E None of the above
Which column contains all details of the permissions of a file when you issue the ls -l command?
A second
B fourth
C third
D first
E None of the above
Which command is used to set the three permissions for all the three categories of users of a file?
A chgrp
B chown
C chmod
D chusr
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
50% of the people in an area read Ittefaq and 60% of the people in that area read Prothom Alo. 20% people read both the newspapers. What percent of people do not read any of the newspapers ?
A 20
B 10
C 15
D 25
If you write down all the numbers from 1 to 100, then how many times do you write 3 ?
A 11
B 18
C 20
D 21

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