Knowledge in Unix

Unix Operating System

Unix is an operating system with set of programs that act as a link between the computer and the user. This file consists unix Architure, unix file system, vi command and unix commands with description,syntax and examples.

SHELL PROGRAMMING

A shell script is a computer program designed to be run by the Unix shell, a command-line interpreter.The various dialects of shell scripts are considered to be scripting languages. Typical operations performed by shell scripts include file manipulation, program execution, and printing text. This file consists of executable simple shell programs, which includes : 1.Program to find Average of Three Numbers 2.Program to Implement If Statement 3.Program to find Largest of Three Numbers 4.Program to Find whether the Character is Vowel or Not 5.Program to Print Factorial of a Number 6. Program to Print Numbers from 1 to 10 using While Loop 7. Program to Print an Array YOU CAN DIRECTLY COPY THE CODE AND EXECUTE AND RUN THE ABOVE PROGRAMS IN UNIX OS.

Operating Systems: What and Why

Agenda • Recap • What is an operating system • Why is it important • Summary of OS functionalities • Basics of UNIX OS • Path of a system call • User interfaces • System boot sequence

CISC VS RISC

Sharing the notes of CISC VS RISC in this attachment. Including topics such as CISC Approach, RISC Approach, The Performance Equation, Recent Developments & Future Scope, Structure of Computer Systems, etc. Watch related videos on these link - https://www.youtube.com/watch?v=2DVQuWi8gj0 https://www.youtube.com/watch?v=SQz0alegwek https://www.youtube.com/watch?v=4DHHKXeDS-A

Unix commands of Cal and date

This file contains Unix Commands like cal and date for assignment purpose.

Basic commands of Unix Operating System.

This file contains all about some basic commands of Unix Operating System

File creating and removing commands in Unix Operating System.

This file contains all about file creating and deleting commands in Unix Operating System.

Ls, pwd amd who I am commands of Unix Operating System.

This file contains all the commands ls, pwd and who I am of Unix Operating System.

rm and. chmod commands of Unix Operating System

This file contains all about rm and chmod commands of Unix Operating System.

Cat and mkdir commands of Unix Operating System

This file contains all about the cat and mkdir commands of Unix Operating System.

Meaning of Grep command in UNIX

Knowledge about grep command and their meaning and work in UNIX.