HARDWARE ASSIGNMENT, Study Guides, Projects, Research of Computer science

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Typology: Study Guides, Projects, Research

2020/2021

Uploaded on 09/11/2021

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Computer
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Computer

Hardware

Definition of Computer

  • (^) Computer is an electronic device that stores and

manipulates information.

  • (^) It is able to store a program and retrieve information

from its memory.

Note: Abacus was the first computing device and

Atanasoff-Berry Computer was the first digital

computer(1939)

Generation of

computer

Fifth

Generation

Computer

Fourth

Generation

Computer

Third

Generation

Computer

Second

Generation

Computer

First

Generation

Computer

Vacuum Tubes)

Transistors) (1964-1971, IC) (1971-Present, Microprocessors) (Present- Beyond , Artificial Intelligence) Charles Babbage was considered to be the father of computing after his invention and concept of the Analytical Engine in 1837.

Generation of Computer

Super Computer (^) Main Frame Computers (^) Mini computer Work station Personal computer

Types of Computer

Hardware Vs Software

Hardware

  • The term hardware describes the physical parts of your computer which you can physically touch or see such as your monitor, case, disk drives, microprocessor and other physical parts Software
  • The term software describes the programs that run on your system.
  • Software is written in a computer language (such as Basic, C, Java, or others) by programmers

Hardware Vs Software

  • (^) Operating System is a software, which makes a computer to actually work.
  • (^) It is the software the enables all the programs we use.
  • The OS organizes and controls the hardware.
  • (^) OS acts as an interface between the application programs and the machine hardware.

Operating Systems

An operating system performs basic tasks such as,

  • Controlling & Allocating Memory,
  • Prioritizing System Requests,
  • Controlling Input And Output Devices,
  • Facilitating Networking And
  • Managing File Systems.

Function of OS

Examples

Open source Closed source

Differences B/w Open &Closed Sourse

Generally, the key differentiators between open and closed come down to a few factors:

  • (^) Cost
  • (^) Service
  • (^) Innovation
  • (^) Usability
  • (^) Security

OS Type and Versions Find-out Ways Windows 10 Go to Start, enter About your PC, and then select About your PC Windows 8.1 Settings-> Change PC settings->PC and devices->PC info Windows 8 On the Start screen, type Computer, press and hold or right-click Computer, and then tap or click Properties Windows 7 Click Start-> type Computer then Right-click on the Computer, select click Properties. Windows Vista Control Panel->System and Maintenance->System. Windows XP Start -> Run->Type winver or msinfo32 or sysdm.cpl Linux Open a terminal program and type uname –a (To know Kernal Version ) lsb_release -a or cat /etc/release or cat /etc/issue (To know distribution) Macintosh Click the apple menu->click About this Mac ->More Info -> Software) Ref: http://whatsmyos.com/

Find out OS

M
A
C
OS

Linux OS Windows 7 OS

  • (^) Keyboard
  • Mouse
  • Joy Stick
  • Light pen
  • Track Ball
  • Scanner
  • Graphic Tablet
    • (^) Microphone
    • Magnetic Ink Card Reader(MICR)
    • Optical Character Reader(OCR)
    • Bar Code Reader
    • Optical Mark Reader(OMR) An input device is any hardware device that sends data to a computer , allowing you to interact with and control the computer.

Input Devices

Input Devices Examples