What is operating system? List the main factors that are involved for the efficiency of an operating system?
|Subject||Introduction to Computer System|
|NU Year||Set: 4.(c) Marks: 5 Year: 2012|
An operating system (OS), in its most general sense, is software that allows a user to run other applications on a computing device. While it is possible for a software application to interface directly with hardware, the vast majority of applications are written for an OS, which allows them to take advantage of common libraries and not worry about specific hardware details.
"Factors Which Can
Hinder the Performance of an Operating System"
Badly Fragmented Hard Drive & File System Fragmentation
Over time, your computer’s files can be scattered pieces located all over your hard drive.
This causes your computer to use excessive resources (like memory and CPU time) to complete tasks related to reading and writing files.
It also unnecessarily increases the workload your computer must carry out to support running applications.
An operating system (OS) is a piece of software that enables the computer's hardware to operate and communicate with computer's programs