Chapter 20: Classification of computers - PPT, Computer fundamentals, Class Computer Science Engineering (CSE) Notes | EduRev

Computer Science Engineering (CSE) : Chapter 20: Classification of computers - PPT, Computer fundamentals, Class Computer Science Engineering (CSE) Notes | EduRev

 Page 1


Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 1/26 Chapter 20: Classification of Computers Ref. Page
Page 2


Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 1/26 Chapter 20: Classification of Computers Ref. Page
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 2/26 Chapter 20: Classification of Computers Ref. Page
Learning Objectives
Learning Objectives
In this chapter you will learn about:
§ Classifications of computers
§ Common types of computers today
§ Characteristic features of various types of 
computers in use today
381
Page 3


Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 1/26 Chapter 20: Classification of Computers Ref. Page
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 2/26 Chapter 20: Classification of Computers Ref. Page
Learning Objectives
Learning Objectives
In this chapter you will learn about:
§ Classifications of computers
§ Common types of computers today
§ Characteristic features of various types of 
computers in use today
381
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 3/26 Chapter 20: Classification of Computers Ref. Page
Computer Classification
Computer Classification
§ Traditionally, computers were classified by their size, 
processing speed, and cost
§ Based on these factors, computers were classified as 
microcomputers, minicomputers, mainframes, and 
supercomputers
§ However, with rapidly changing technology, this 
classification is no more relevant
§ Today, computers are classified based on their mode of 
use
381
Page 4


Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 1/26 Chapter 20: Classification of Computers Ref. Page
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 2/26 Chapter 20: Classification of Computers Ref. Page
Learning Objectives
Learning Objectives
In this chapter you will learn about:
§ Classifications of computers
§ Common types of computers today
§ Characteristic features of various types of 
computers in use today
381
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 3/26 Chapter 20: Classification of Computers Ref. Page
Computer Classification
Computer Classification
§ Traditionally, computers were classified by their size, 
processing speed, and cost
§ Based on these factors, computers were classified as 
microcomputers, minicomputers, mainframes, and 
supercomputers
§ However, with rapidly changing technology, this 
classification is no more relevant
§ Today, computers are classified based on their mode of 
use
381
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 4/26 Chapter 20: Classification of Computers Ref. Page
Types of Computers
Types of Computers
Based on their mode of use, computers are classified as:
§ Notebook computers
§ Personal computers
§ Workstations
§ Mainframe systems
§ Supercomputers
§ Clients and servers
§ Handheld computers
381
Page 5


Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 1/26 Chapter 20: Classification of Computers Ref. Page
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 2/26 Chapter 20: Classification of Computers Ref. Page
Learning Objectives
Learning Objectives
In this chapter you will learn about:
§ Classifications of computers
§ Common types of computers today
§ Characteristic features of various types of 
computers in use today
381
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 3/26 Chapter 20: Classification of Computers Ref. Page
Computer Classification
Computer Classification
§ Traditionally, computers were classified by their size, 
processing speed, and cost
§ Based on these factors, computers were classified as 
microcomputers, minicomputers, mainframes, and 
supercomputers
§ However, with rapidly changing technology, this 
classification is no more relevant
§ Today, computers are classified based on their mode of 
use
381
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 4/26 Chapter 20: Classification of Computers Ref. Page
Types of Computers
Types of Computers
Based on their mode of use, computers are classified as:
§ Notebook computers
§ Personal computers
§ Workstations
§ Mainframe systems
§ Supercomputers
§ Clients and servers
§ Handheld computers
381
Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha
Slide 5/26 Chapter 20: Classification of Computers Ref. Page
Notebook Computers
Notebook Computers
§ Portable computers mainly meant for use by people who 
need computing resource wherever they go
§ Approximately of the size of an 8½ x 11 inch notebook and 
can easily fit inside a briefcase
§ Weigh around 2 kg only.
§ Comfortably placed on ones lap while being used. Hence, 
they are also called laptop PC
§ Lid with display screen is foldable in a manner that when 
not in use it can be folded to flush with keyboard to 
convert the system into notebook form
(Continued on next slide)
381
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