File System

Question 1

Hoe krijg je je command prompt terug

Answer 1

Ctrl + c

Question 2

Hoe beweeg je navigating in je file system

Answer 2

cd map cd ..
pwd
ls ls -l /ll ll -tr

Question 3

Hoe maak je files en folders

Answer 3

Touch naam1 naam2 naam3
Vi
nano

Mkdir (multi/enkel)

Question 4

Command voor kopie

Answer 4

Cp filename
Cp -r folder-of filename

Question 5

Hoe kan je files en folders vinden

Answer 5

Find (./~) -name “naam”
Locate. name Updatedb in su

Question 6

Links hoe gebruik je die

Answer 6

Ln file-name
In -s file-name

Question 7

File permission
Algemene
Numerieke

Answer 7

Chmod ugo(+=-)rwx filename
Chmod 764 filename

Question 8

File ownerschip wat t e doen

Answer 8

Chown (root/user) filename
Chgrp

Question 9

3 types help command

Answer 9

Whatis command
Command –help
Man command

Question 10

Adding text to files

Answer 10

Vi
Redirect
Echo redirect

Question 11

Verwijderen van files en folders

Answer 11

Rmdir map/name
Rm
rm -r files en niet lege folders

Question 12

Redirects types

Answer 12

Output > of&raquo_space;
Input <

Question 13

Noem de file management commands

Answer 13

Cp file-name
Rm
Mv
Mkdir
Rmdir. Rm -r
Chown
Chgrp

Question 14

File display commands

Answer 14

Cat
More
Less
Head
Tail

Question 15

Text proccesing command

Answer 15

cut
awk
grep egrep
sort -u
wc
sed

Question 16

cut command

Answer 16

• cut –c1 filename
• cut –c1,2,4 filename
• cut –c1-3 filename
• cut –c1-3,6-8 filename
• cut –b1-3 filename
• cut -d: -f 6 /etc/passwd
  list first 6th column separated by :

Question 17

awk command

Answer 17

*awk ‘{print $1}’ file
*ls –l | awk ‘{print$1,$3, $NF}’
*awk ‘/Jerry/ {print}’ file
*awk -F: ‘{print $1}’ /etc/passwd
*echo “Hello Tom”|awk ‘{$2=”Adam”; print $0}‘
*cat file | awk ‘{$2=“Imran”; print $0}‘
*awk ‘length($0) > 15‘ file

Question 18

grep of egrep command

Answer 18

grep –i KEYword file
*grep –n keyword file
*grep –v keyword file
*grep keyword file | awk ‘{print $1}’
*ls –l | grep Desktop
*egrep –i “keyword|keyword2” file= Search for 2 keywords.

Question 19

sort command

Answer 19

sort file
*sort –r file
*sort –k2 file
sort -u

Question 20

wc command

Answer 20

wc file
*wc –l file
*wc –w file
*wc –b file

Question 21

compress a file and un-compress

Answer 21

tar cvf filename tar xvf filename
gzip
gunzip