System software (NHẬP môn điện TOÁN SLIDE)

• Describe the differences between system software and application software • Discuss the four types of system software • Discuss the basic functions, features, and categories of oper

Chapter 05: System

Software Chapter 05: System

Software

• Describe the differences between

system software and application

software

• Discuss the four types of system

software

• Discuss the basic functions, features,

and categories of operating systems

• Describe Windows,

Mac OS, UNIX, Linux,

• Discuss Windows utility programs

• Describe device drivers, including

Windows’

Add a Device Wizard and Update

• Computers are ubiquitous in our

lives and we expect them to “be

there when we need them”.

• We give little thought to the

processes and programs

running behind the scenes to

keep them functioning

effectively.

• Such programs (i.e operating

systems, utility programs, and

device drivers) are the system

software you learn about here.

• Handles the technical details

– Includes the operating system,

utilities, device drivers, and language translators

• A collection of programs that handle

technical tasks, including managing

computer resources

• Every computer has an operating

system (OS), such as Windows 7 or

Mac OS X

• The OS provides the interface

between the user and computer, and

is required to run applications

and printers

• Hundreds of operating systems

• Three basic categories

computers)

• An OS is often called the software

environment or platform

• Operating systems commonly used by

individuals

Web

Web

• The most popular microcomputer

operating system – over 90 percent of the market

• Comes in a variety of different

versions

• Windows 7 provides several

improvements over Windows Vista

systems, but not used as widely as Windows

the Mac OS and

Windows

u UNIX and LINUX

• UNIX operating system

minicomputers

• LINUX is a version of UNIX

• Ability to support multiple operating

systems on a single physical machine

• Virtualization software

separated into separate and independent virtual computers called virtual machines

• Type of embedded operating system

that is present in every smartphone

• Some of the best known (with release

• Most essential utilities

u Backup and Restore

many Windows versions

files that have been saved on a disk

• Frees up valuable space and

improves system performance

• Rearranges files and unused disk

space to optimize operations

• Speeds up file access

communication between a device and the

computer

is started

drivers must be installed

• Internet Security Suite

• Computer support specialist

provide technical support to

customers and other users

• Resolve common networking

problems and use troubleshooting

programs to diagnose problems

• Employers look for a bachelors

degree, good analytical and

communication skills

• Computer support specialist can

expect to earn $32K - $53K

A Look to the Future

IBM's Aware Supercomputer

• IBM’s Automatic Computing Initiative

(ACI)

• Self-maintaining servers

• Describe system software What are

the four types of system programs?

• What are the basic functions of every

operating system? What are the three basic operating system categories?

• Explain the differences and

similarities between Windows, Mac

• Discuss utilities What are the five

most essential utilities? What is a

utility suite?

• Explain the role of device drivers

Discuss the Add a Device Wizard and

Windows Update.