Shell Scripts

Write a shell script with a size() function to find the total size of the files passed as arguments.

Write a shell script to find the LCM and GCD of two given numbers.

Write a shell script to convert a decimal number to its hexadecimal equivalent.

Write a shell script to count the number of lines in a file that does not contain vowels.

Write a shell script to count the number of files whose size exceeds 100 bytes.

Write a shell script to accept a string from the terminal and echo a suitable message if it doesn’t have at least 10 characters.

Write a shell script to print n Fibonacci numbers.

Write a shell Script to Delete All Even Numbered Line from a Text File

Write a shell script to accept student information like name, class, and 3 subject marks. Calculate the total and average. The result will be displayed based on average. If avg >=90 (Distinction), avg >=60 and avg<90 (First class), avg>=35 and avg<=59(Second class), avg <35 (Fail).

Write a Shell program to find the sum of the square of the digits of a number.

 

Write a Shell program to find the sum of odd digits and even digits from a number.

Write a shell script to count the number of occurrences of a particular digit in an 8 digit number input.

Write a shell script to read in two numbers and display the number divisible by the first number in the given range.
 
Write a shell script to input a directory name and display the number of files and sub-directories present in the given directory.

Write an interactive shell script that asks for a word and a filename and tells how many lines contain that word.

Shell script to count the number of times a given user has logged in.

Write a shell script to search an element in an array and display its position if found; else display an appropriate error message.


Shell script to input a number and count the number of occurrences of a given digit in the number

Shell script to find the sum of odd and even numbers separately in an array of n numbers

 Shell script to display the last modification time of a given file

Shell script to check whether a given number is present in the list of positional parameters 

Write a shell script that receives two file names as arguments. It should check whether the two file contents are the same or not. If they are the same then the second file should be deleted. 

Write a shell script that displays the list of all files in the current directory to which the user has read, write and execute permissions. 

Write a Shell program to find the sum of all numbers between 50 and 100, which are divisible by 3. 

Write a shell script that accepts one or more file names as arguments and converts all of them to upper-case, provided they exist in the current directory. 

Write a shell script that takes a command-line argument and reports on whether it is a directory, a file, or something else. 

Write a Shell program to count the number of users logged in and print the first login user information. 

Write a shell script to display files in the current directory whose size is greater than an input size. 

Write a shell script to delete all files whose size is zero bytes from the ​current directory. 

Write a shell script to accept the name of the file from standard input and perform the following tests on it. a) File executable b) File readable c) File writable d) Both readable and writable

Write a Shell script that accepts a file name, starting and ending line numbers as arguments, and displays all the lines between the given line numbers. 

Write a Shell script that deletes all lines containing a specified word in one or more files supplied as arguments to it. 

Write a shell script menu-driven program to let it offer the user the choice of copy, remove, rename, and exit. Once the user has made a choice, have the program ask the user for the necessary information, such as the file name, new name, and so on. 

Write a shell script to enter login name as command-line argument and report when that user has logged in.

Write a shell script that accepts two integers as its arguments and computers the value of the first number raised to the power of the second number.

Write a shell program to count the number of vowels in a given string using a case. 

Write a shell program to count the number of vowels in a given string using if

Write a shell program to prepare electricity bill by entering meter number, previous reading and current meter reading. The amount is calculated based on the following conditions:If unit=0, then charge =40. If unit>0 and unit <=100 then charge=unit * 1. If unit>100 and unit <= 300 then charge=100+ (unit-100)*1. If unit>300, then charge=300+ (unit-300)*2. 

Write a Shell program to count the number of users who are currently logged in and display an appropriate message when a user logs in.

Write a Shell program to find n! / r!

Write a shell script to input two numbers m and n. Display the multiplication table of the number m up to n times.

Write a shell script to input a file name and a string and display the number of lines in the file that does not contain the given word.

Write a shell script that receives two file names as arguments. It should check whether the two file contents are the same or not. If they are the same then the second file should be deleted. 

Write a shell script to input a file name and display all its properties like File Name:, Access Permission:, Last modification time:, Size of the file:, Number of links:, User name:. 

Write a shell script to reverse print the positional parameters.

Write a shell script to convert the file name and its contents to upper case.

Write a shell script to display the first command-line argument and the total number of command-line arguments in a shell script.