Hardware and Software


A PC Equipped with a Computer Camera



Download 1,4 Mb.
bet3/4
Sana14.11.2022
Hajmi1,4 Mb.
#865824
1   2   3   4
Bog'liq
chap02-py

A PC Equipped with a Computer Camera

Output Devices

  • Display Monitors
    • Cathode Ray Tube (CRT)
    • Wide
    • Lights up pixels
  • Liquid Crystal Displays (LCDs)
    • Flat panel
  • Printers and Plotters
    • Speed measured in pages (page printed per minute)
  • Music Devices
    • MP3 Players

Laser Printer

Types of Computer Systems

Overview of Software

Overview of Software

  • Computer programs: Sequences of instructions
  • Documentation: Describe program functions
  • Systems software: Coordinate the activities of the hardware
  • Computer system platform:
  • Application software: Programs that help users with certain tasks

Classifying Software by Type and Sphere of Influence

Systems Software

Operating Systems

  • Perform common computer hardware functions
    • Ex: Get input from keyboard
  • Provide a user interface
    • Command-based user interface (ms-dos)
    • Graphical-user interface (windows)
  • Provide a degree of hardware independence
    • Application program interface
  • Manage system memory
    • Convert logical view to physical view

Operating Systems

  • Manage processing tasks
    • Allocate computer resources
    • Multitasking (run more than once application at a time)
    • Time-sharing (allow multiple access to a system)
  • Provide networking capability
    • Enable connection to the Internet
  • Control access to system resources
    • Authentication
  • Manage files
    • Access to files

Role of the Operating System

Application Program Interface


Download 1,4 Mb.

Do'stlaringiz bilan baham:
1   2   3   4




Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©hozir.org 2024
ma'muriyatiga murojaat qiling

kiriting | ro'yxatdan o'tish
    Bosh sahifa
юртда тантана
Боғда битган
Бугун юртда
Эшитганлар жилманглар
Эшитмадим деманглар
битган бодомлар
Yangiariq tumani
qitish marakazi
Raqamli texnologiyalar
ilishida muhokamadan
tasdiqqa tavsiya
tavsiya etilgan
iqtisodiyot kafedrasi
steiermarkischen landesregierung
asarlaringizni yuboring
o'zingizning asarlaringizni
Iltimos faqat
faqat o'zingizning
steierm rkischen
landesregierung fachabteilung
rkischen landesregierung
hamshira loyihasi
loyihasi mavsum
faolyatining oqibatlari
asosiy adabiyotlar
fakulteti ahborot
ahborot havfsizligi
havfsizligi kafedrasi
fanidan bo’yicha
fakulteti iqtisodiyot
boshqaruv fakulteti
chiqarishda boshqaruv
ishlab chiqarishda
iqtisodiyot fakultet
multiservis tarmoqlari
fanidan asosiy
Uzbek fanidan
mavzulari potok
asosidagi multiservis
'aliyyil a'ziym
billahil 'aliyyil
illaa billahil
quvvata illaa
falah' deganida
Kompyuter savodxonligi
bo’yicha mustaqil
'alal falah'
Hayya 'alal
'alas soloh
Hayya 'alas
mavsum boyicha


yuklab olish