Unit -4

Expand FAP

- is a

• directory file

• character device file

• regular file

• symbolic link

Write permission, represented by

• 1

• 2

• 3

• 4

Command used to change file access permission

• cmod

• chmode

• cmode

• chmod

____mode use symbols to specify the permissions, type of users and file owners

• Absolute

• Symbolic

• chmod

• Permission

400 assigns

• Write permission to owner

• Execute permission to owner

• Read permission to owner

• Execute permission to group

Default set permissions on a file is

• 666

• 777

• 111

• 222

umask [value]

- value is a ________ number

• decimal

• Hexadecimal

• Binary

• Octal

echo –n 

• for cursor to be on the next line

• for cursor to be on the same line

• None of the options

It is possible to change the shell prompt by using the ____ variable.

• PS4

• PS3

• PS2

• PS1