Lecture Introduction to computer systems. Architecture of computer systems



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Lecture 2. Introduction to computer systems. Architecture of computer systems


Zenkovich Kulken Ualievna

Introduction to computer systems. Architecture of computer systems

Vocabulary

  • Hardware
  • Software
  • Processor
  • Memory
  • Input/output devices
  • System software
  • Application software
  • Supercomputers
  • Mainframe computers
  • Minicomputers
  • Workstations
  • Notebook/laptop
  • Handheld PC
  • Desktop PC
  • Tablet PC

Аппаратное обеспечение
Программное обеспечение
Процессор
Память
Устройства ввода/вывода
Системное программное обеспечение
Прикладное программное обеспечение
Суперкомпьютеры
Мэйнфреймы
Миникомпьютеры
Рабочие станции
Ноутбук/Портативные ПК
Карманные ПК
Настольный персональный компьютер
Планшетный ПК

1. Review of computer systems

A computer is an electronic device that accepts input, processes it according to a series of instructions (called computer programs or software), and produces output.

What is a Computer System?

A complete computer system consists of four parts:

1.Hardware

2.Software

3.Users

4.Data

Hardware

  • The physical devices that make up the computer are called hardware
  • A computer’s hardware consists of interconnected electronic devices

Hardware

Main categories of computer hardware are

  • Processor
  • Memory (also called main memory or primary memory)
  • Storage ( also called secondary memory)
  • Input/output devices

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