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WorksheetsLinux Essentials
Total questions: 15
Worksheet time: 8mins
Which is the core of the operating system?
Shell
Kernel
Commands
Script
Which command is used to display the operating system name
os
kernel
unix
uname
Command used to count number of character in a file is
cut
grep
wc
count
pwd command displays
user password
present working directory
none of the mentioned
password file content
How do you rename file “new” to file “old”?
mv new old
move new old
rn new old
cp new old
Hidden files are
Files that cannot be opened by ordinary user for writing
Permitted for (can be accessed) only super users
Those whose ‘read’ bit is set to ‘h’
Files that begin with a ‘.’
User passwords are stored in
/etc/password
/etc/passwd
/root/passwd
/root/password
To get info about a command we use
man
ls
help
info
Who is the creator of Linux ?💻
Linus Torvalds
Charles Babbage
Dennis Ritchie
Different versions of Linux OS is called _________
Kernal
Shell
Wildcard
Distributaries
When was linux found?
1983
1985
1991
2000
what command is used to remove files?
dm
rm
delete
erase
Which of the following information can be viewed using "ifconfig" command in the Linux operating system?
IP address
Mac address
MTU
All of the above
Which command is used for displaying the beginning of a file?
pr
begin
lp
head
Linux is a open source
Yes
No
