MODULE 1.1 OS

are used to configure, install or keep up to date other software on a computer.

consists of the programs that control the operations of a computer and its devices.

scan an operating hard drive and check for logical (files system) or physical errors.

Designed to help, configure, optimized or maintain a computer. Support the computer infrastructure

where the system restarts without the need to interrupt the power.

utilities maintain consistency between two sources. They may be used to create redundancy or backup copies

detect computer files whose contents are scattered across several locations on the hard disk

type of computer program that's designed to run a computer’s hardware and application programs.

analyze the computer's network connectivity, configure network settings,

provide a visualization of disk space usage by getting the size for each folder

where the power to the system is physically turned off and back again, causing an initial boot of the machine

provide detailed information about the software installed and hardware attached to the computer.

utilities encrypt and decrypt streams and files.

makes copies of all information stored on a disk and restore either the entire disk

what type of software is this?

allows a single user to simultaneously run multiple applications on a computer.

This type of operating system is found in personal desktop and laptop computers.

expand the clipboard functionality of an operating system .

the most important program that runs on a computer.

are used to test and "debug" other programs, mainly to solve programming errors.

clean and optimize the Windows Registry by removing old registry keys that are no longer in use.

output a stream or a single file when provided with a directory or a set of files.

is the process of starting or restarting of a computer

monitor resources and performance in a computer system.

find files that are unnecessary to computer operation, or take up considerable amounts of space.

were desired to prevent phosphor burn in on CRT and plasma computer monitors by blanking the screen

utilities establish consistency among data from a source to a target data storage and vice versa

provide a convenient method of performing routine data management

directly modify the text or data of a file.

Disk compression

Single user/ multitasking, Single user/single tasking, Multi-processing

what type of software is this?

Supports running a program on more than one CPU.

divide an individual drive into multiple logical drives, each with its own file system

check for memory failures

utilities deal with situations where more than one user attempts to simultaneously modify the same file.

consist of programs that perform specific tasks for users, such as a word, processing, or Web browser

Data compression

utilities scan for computer viruses.

This type of operating system only has to deal with one person at a time, running one user application at a time.