16. b) unmask
17. a) Hard, symbolic
18. b) ls –R > f1.txt
19. a) True
20. a) rm –rd /tmp/*
21. c) chmod u-w go-r filename
22. a) True
16. The following command can be used to set default permissions of files and folders.
a) chmod
b) unmask
c) sudo
d) chown
17. There are two types of links in Linux. They are:
a) Hard, symbolic
b) Linux does not use links; links are shortcuts and are used in Windows.
c) Absolute, relative
d) Direct, indirect
18. The following command will send the output of the ls -R command to a file named f1.txt overwriting its existing content.
a) Overwrite f1.txt with ls –R
b) ls –R > f1.txt
c) ls –R | f1.txt
d) ls –R >> f1.txt
19. A file system refers to the “way” the disk is formatted and how data is stored on a disk.
a) True
b) False
20. The following command will remove the content of the /tmp folder but the folder itself.
a) rm –rd /tmp/*
b) rm –rf /tmp/?
c) Rm –rf /tmp/content
d) rm –rf /tmp
21. The following command would remove the write permission from the owner and remove the read permission from the group and others.
a) umask u-w go-r filename
b) chmod u-w,go-r filename
c) chmod u-w go-r filename
d) umask u-w,go-r filename
22. The rm command by default does not work with directories; it can only remove files by default.
a) True
b) False
1 answer
1 answer