What is Operating System Introduction to Computing (CS101) Assignment # 02

 

Introduction to Computing (CS101)

Assignment # 02

Spring 2021

 

 

What is Operating System?

Some example includes versions of Microsoft Windows (like Windows 10, Windows 8, Windows 7, Windows Vista and Windows XP), Apple’s macOS (formerly OS X), Chrome OS, BlackBerry Tablet OS, and Flavours of Linux, an open-source operating system.

 

What is Process?

In computing, a process is the instance of a computer program that is being executed by one or many threads. It contains the program code and its activity. Depending on the operating system (OS), a process may be made up of multiple threads of execution that execute instructions concurrently.

 

What time Slice?

A short interval of time allotted to each user or program in a multitasking or timesharing system. Time slices are typically in milliseconds. Advertisement.

 

What is Multiprogramming?

Multiprogramming is also the ability of an operating system to execute more than one program on a single processor machine. More than one task/program/job/process can reside in the main memory at one point in time.

 

What is Dispatcher?

The dispatcher is the module the gives process control over the CPU after it has been selected by the short-term scheduler. This function involves the following: Switching to user mode. Jumping to the proper location in the user program to restart that program

Here is a sample Solution for Q1

 

What is Operating System