03052014

Question 0

The EDITOR variable can be set to your favorite editor

Answer 0

export EDITOR=/(path)

Question 1

Prepending a dot to a PATH means the program will be looked for in the current directory first, before searching the rest of the path

Answer 1

export PATH=”.:$PATH”

Question 2

An export can be removed by setting it to nothing

Answer 2

export EDITOR=

Question 3

Create simple commands without having to make a script out of it

Answer 3

USING ALIASES

Question 4

Echo the clear-screen sequence for the current terminal.

Answer 4

tput clear

Question 5

To remove, use _____ command

Answer 5

unalias

Question 6

You can also use alias to move around the file system efficiently

Answer 6

e.g.
#example 1
mkdir /home/lezeastmor/linuxbox
alias lbook=”cd /home/lezeastmor/linuxbook”

Question 7

You can also use alias to move around the file system efficiently ( using variable)

Answer 7

#example 2
export LBOOK="/home/lezeastmor/linuxbook"
alias lbook="cd $LBOOK"

Question 8

You can use the LBOOK variable to copy files to that directory

Answer 8

cd /tmp
touch f1.txt
cp f1.txt $LBOOK
#note that the above examples will only be effective in that terminal and will not persist accross a reboot