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TYPES ANDCLASSIFICATION OF

COMPUTERS

BIRLA INSTITUTE OF MANAGEMENT AND

TECHNOLOGY

GROUP MEMBERS:GROUP MEMBERS:

• Vasundhara SinghVasundhara Singh

• Madhuri IyerMadhuri Iyer

• Bhagyashree DashputeBhagyashree Dashpute

• Kalyani ShindeKalyani Shinde

• Neha SahaNeha Saha

• Deepak GuptaDeepak Gupta

CLASSIFICATION OF COMPUTER

Analog computer

Digital computer

Hybrid computer

ANALOG COMPUTER

ANALOG COMPUTERS

Processes data that vary continuously e.g.: speed, humidity etc.

Used in scientific and industrial establishments.

DIGITAL COMPUTER

DIGITAL COMPUTERS

Performs calculations. Manipulates data with great accuracy.

Digital ComputersDigital Computers

Special purposeSpecial purposeGeneral purposeGeneral purpose

HYBRID COMPUTER

HYBRID COMPUTERS

Combination of both analog and digital computers.

Converts analog signals and digital signals vice-versa.

Uses the features of both analog and digital computers.

CLASSIFICATION OF COMPUTERS

Micro computers

Mini computers

Mainframe computers

Super computers

MICRO COMPUTERS

Also called a Personal computer (PC). Limited processing power and storage capacity. Single user.

MICROCOMPUTERS

Desktop PCPortable

computers

MINI COMPUTER

MINI COMPUTERS

High speed High processing power Large storage capacity Supports multiple users High speed printers

MAINFRAME COMPUTER

MAINFRAME COMPUTER

Shared by large no. of users. e.g. banks, airline reservation, railways etc.

High speed. Needs air conditioned room. Manufactured by IBM, Sun Micro System.

SUPER COMPUTER

SUPER COMPUTERS

Very high speed as compared to other computers.

Speed is measured in Nanosecond. Used by metrological department. Space association Militaries

Desktop PC

Mini computer

Mainframe computer

Super computer

Work Station Multimedia

Notebook computers

Handheld computer

Servers

TYPES OF

COMPUTERS

DESKTOP COMPUTER

DESKTOP COMPUTERDESKTOP COMPUTER

Good storage and Good storage and memory capacity.memory capacity.

The operating The operating system used are system used are Windows-XP, Windows-XP, Windows-2003.Windows-2003.

Manufactured by Manufactured by IBM.IBM.

Apple Macintosh uses the Macintosh operating system (Mac OS)

NOTEBOOK COMPUTERSNOTEBOOK COMPUTERS

Looks like a closed noted bookLooks like a closed noted book Portable, run on batteriesPortable, run on batteries contains track ball or track padcontains track ball or track pad

HANDHELD COMPUTER

HHANDHELD COMPUTERSNDHELD COMPUTERS

Small in size and Small in size and portable.portable.

Easily fit in users Easily fit in users pocket.pocket.

Can also be Can also be connected to internetconnected to internet

WORK STATION

WORK STWORK STATION

Uses RISC ChipUses RISC Chip Performs high mathematical calculationPerforms high mathematical calculation Uses CAD technologyUses CAD technology High resolution and large memoryHigh resolution and large memory Manufactured by IBM, HP, Sun MicroManufactured by IBM, HP, Sun Micro

MULTIMEDIA

MULTIMEDIMULTIMEDIA

Play audio and video.Play audio and video. Consists of sound Consists of sound

card, CD-ROM, DVD- card, CD-ROM, DVD- ROM & Speakers.ROM & Speakers.

Used for playing MP3 Used for playing MP3 Players, VCD-DVD, Players, VCD-DVD, Multimedia games & Multimedia games & making presentations.making presentations.

SERVERS

SERVERSSERVERS

Used in network or in Internet.Used in network or in Internet. Huge storage capacity and memory.Huge storage capacity and memory. Web servers are used for hosting web sites.Web servers are used for hosting web sites. Mail servers are used forMail servers are used for

SERVERS

Web Server Mail Serverail Server