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1. UOP POS 433 Week 5 Linux Script Worksheet NEW
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Linux® Script 1 (2 Marks)
Requirements
Create a new file called week5prog1.sh with vi or
pico editor.
Edit your new file using VI and change it so it
performs the following actions:
• Display the date
• Display your system information using “uname
–a “ command
• Display your username and id using “id”
command
• Display your current directory
Save the file and type your file name to execute.
Source Programs:
Insert your source code here.
$ cat week5prog1.sh

2. Output Results:
Insert the output here. Use a screen shot of the
output with input requirements specified in the
assignment.
1. Give execute permission to the user, group only
Run the script and show the output here
Linux® Script 2 (2 Marks)
Requirements
Create a new file called week5prog2.sh with vi or
pico editor.
Edit your new file using VI and change it so it
performs the following actions:
• Display the date
• Display your system information using “uname
–a “ command
• Display your username and id using “id”
command
• Change your directory /tmp
• Display your current directory
• Search Mary in the passwd file in /etc directory
• If the search is success, display that Mary is an
user in this system
• Otherwise display that Mary is not in the system
You need to use “grep”, “if” , “else” “$?”

3. Linux® Script 3 (3 Marks)
Requirements
Here is the question:
Some commands like cp, mv, mkdir need
arguments. Similarly this script needs only two
arguments. If user enters no arguments or one
argument or three or more than 3 arguments, it
displays error message like “You need to enter
two arguments “ If user enters two arguments, it
displays the arguments in reverse order .
Create a new file called week5prog3.sh with vi or
pico command
Edit your new file using vi and write the script:
Create a new file called week5prog3.sh with vi or
pico command.
• Display the date
• Display your system’s host name “hostname “
command
• Display your username using system variable
“USER”
• If user enters no arguments or one argument or
three or more than 3 arguments, it displays error
message like “You need to enter two arguments “
• If user enters two arguments, it displays the
arguments in reverse order .

4. Linux® Script 4 (3 Marks)
Requirements
Create a new file called week5prog4.sh with vi or
pico editor
Here is the question:
Write a program which displays 4 options to the
user and asks the user to enter one option and
displays the output depending on the choice. If the
user enters any other character, display error
message that he has to enter only a, b, c or d
a. Current date and time
b. No of users currently logged in
c. List of directories in PATH variable
d. Your login name using “LOGNAME” variable
(hint : Use the case statement and read the option
with read command)
Source Programs:
Insert your source code here.
$ cat week5prog4.sh
Output Results:
Insert the output here. Use a screen shot of the
output with input requirements specified in the
assignment.
1. Give execute permission to the user, group only

5. 2. Run the script and show the output here with
the following inputs each time when the scripts
prompts like
1st Run : Enter an option : a
2nd Run : Enter an option : b
3rd Run : Enter an option : c
4th Run : Enter an option : d
5th Run : Enter an option : x

6. 2. Run the script and show the output here with
the following inputs each time when the scripts
prompts like
1st Run : Enter an option : a
2nd Run : Enter an option : b
3rd Run : Enter an option : c
4th Run : Enter an option : d
5th Run : Enter an option : x