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Week#4 ShellProgramming

This document outlines 5 exercises for a shell programming assignment. Exercise 1 involves writing a shell script for a basic calculator that can add, subtract, multiply and divide two numbers. Exercise 2 is to write a shell script to reverse the rows and columns of a matrix either interactively or via command line arguments. Exercise 3 is an employee pay calculation script using if/else statements. Exercise 4 is a vehicle rental cost calculator using if/else statements. Exercise 5 is to write a script to calculate the factorial of a given number.

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Pritesh Gethewale
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96 views1 page

Week#4 ShellProgramming

This document outlines 5 exercises for a shell programming assignment. Exercise 1 involves writing a shell script for a basic calculator that can add, subtract, multiply and divide two numbers. Exercise 2 is to write a shell script to reverse the rows and columns of a matrix either interactively or via command line arguments. Exercise 3 is an employee pay calculation script using if/else statements. Exercise 4 is a vehicle rental cost calculator using if/else statements. Exercise 5 is to write a script to calculate the factorial of a given number.

Uploaded by

Pritesh Gethewale
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Week # 4 Assignment

Shell Programming
Exercise 1
Write a shell script (small calculator) that adds, subtracts, multiplies and divides the two given
numbers. There are two division options: one returns the quotient and the other remainder. The
script requires three arguments: the operation to be used and the two integers. The operation are
specified by options:
Add -a
Subtract-s
Multiply -m
Quotient -c
Remainder -r
Use the if and case structures.

Exercise 2
Write a shell script to reverse the rows and columns of a matrix.
a) Interactively.
b) By command line arguments.

Exercise 3
Employee Pay Calculation
If basic > 30000 then
hra is 5% of basic,
da is 5% of basic,
tax is 10% of basic,
else if basic > 20000 then
hra is 4% of basic,
da is 3% of basic,
tax is 8% of basic,
else hra is 3% of basic,
da is 2% of basic, tax is 5% of basic,
netpay=basic+hra+da-tax

Exercise 4
To find Rental Options
If vehicle = "car" then
Print "Rental is Rs. 20/km"
else if vehicle = "van" then
Print "Rental is Rs. 10/km"
else if vehicle = "jeep" the
Print "Rental is Rs. 5/km"
else if vehicle = "bicycle" then
Print "Rental is Rs. 0.2/km"

Exercise 5
To find the Factorial Value of the input number.

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