OS

OPERATING SYSTEM

Click on the program link and you will get the solution with output of that program. Share with your friends so that they can also take help of this material in their submission process and also in learning this subject.

1, 2. Basic and advanced Unix commands

3. Write a shell script to generate marksheet of a student. Take 3 subjects, calculate and display total marks, percentage and Class obtained by the student.

4. Write a shell script to find factorial of given number n.

5. Write a shell script which will accept a number and display first n prime numbers as output.

6. Write a shell script which will generates first n fibonacci numbers like: 1, 1, 2, 3, 5, 13,…

7. Write a menu driven shell script which will print the following menu and execute the given task.
MENU
1) Display calendar of current month
2) Display today’s date and time
3) Display usernames those are currently logged in the system
4) Display your name at given x, y position
5) Display your terminal number
6) Exit

8. Write a shell script to read n numbers as command arguments and sort them in descending order.

9. Write a shell script to display all executable files, directories and zero sized files from current directory

10. Write a shell script to check entered string is palindrome or not.

11. Shell programming using filters (including grep, egrep, fgrep).

12. Study of Unix Shell and Environment Variables.

13. Write a shell script to validate the entered date. (eg. Date format is : dd-mm-yyyy).

14. Write an awk program using function, which convert each word in a given text into capital.

15. Write a program for process creation using C (Use of gcc compiler).

16. Write a shell script to display multiplication table of given a number.

Comments

Post a Comment

YouTube

Popular posts from this blog

Basics of computer

Image
Basics of computer and memory What is machine level language? ➡     It is a low-level language comprised of binary digits(ones and  Zeros). what is High level language? ➡     Language designed to simplify computer programming. eg, C, C++. Basic computer architecture Founder of computer? Charles Babbage (1791-1871). First computer in the world ENIAC (Electronic Numerical Integrator and Computer) was the first electronic programmable computer built in U.S. ➡      Size of data variables depends on the type of compiler. Types of memory what is primary memory? ➡      volatile memory. vanishes up when the system is closed or when it is shut down. stores data temporarily. Secondary memory? ➡     Non volatile. eg, hard disk, SSD. stores data permanently. Cache memory?     It is extremely fast memory type. ...
Get Details

Basic Unix commands

Image
If you are a windows user and haven't installed Ubuntu in your windows machine make sure you check out the guide on how to install ubuntu CLI in your system without virtual machine. Practice the basic commands of Linux/Unix. 1. Cal command Syntax: cal [options] [month] [year] Description: Cal displays a simple calendar. Output 2. Clear command Description: It clears the terminal screen. It clears your screen if this is possible, including its scroll back buffer. Clear ignores any command-line parameters that may be present. Syntax: clear Output 3. pwd: Displays the path of the present working directory. Syntax: pwd [options] Output 4. cd command Description:  It is used to change the directory. Used to navigate through different directories using Command line interface. .. is used with cd to go back to the previous directory. Syntax: cd [directory name] cd ~ is used to go t...
Get Details

GTU OOP Program - 4

Image
4). Body Mass Index (BMI) is a measure of health on weight. It can be calculated by taking your weight in kilograms and dividing by the square of your height in meters. Write a program that prompts the user to enter a weight in pounds and height in inches and displays the BMI. Note:- 1 pound=.45359237 Kg and 1 inch=.0254 meters. import java.util.Scanner; class Program_04 { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.print("Enter your weight in Pound : "); double weight = input.nextDouble(); System.out.print("Enter your height in inches : "); double height = input.nextDouble(); double BMI = (weight * 0.45359237) / ((height * 0.0254) * (height * 0.0254)); System.out.print("BMI = " + BMI); } } Output Previous Program Next Program gtu oop lab manual, oop GTU Practical, oop Programs, Object oriented Pr...
Get Details