ICT 234lec

What is a Computer?

• It is an electronic

  device that manipulates

  information or data.

• They are very small in size compared

  to PCs.

• It is a wireless touch screen

  personal computer (PC) that is smaller

  than a notebook but larger than a

  smartphone.

What abilities computer have?

• store, retrieve, process,

  produce output data

• monitor, keyboard, mouse, CPU, Hard

  disks

• make phone

  calls, send messages, record videos and

  perform other tasks

THE TYPES OF COMPUTER?

It is a wireless touch screen

personal computer (PC) that is smaller

than a notebook but larger than a

smartphone. What is it?

• Personal computer

• Tablet

• Laptop

• Smartphone

They are used in business but by a

single user. Typical work done on

workstations includes video editing,

animation, drafting of an architectural

design, animation etc. What is it?

• Workstation

• Tablet

• Server

• Laptop

They are super fast, high configured

computers intended to serve the node

in a network.

• Laptop

• Server

• Workstation

What is a supercomputer?

Which one is a set of instructions and documentations

that tells a computer what to do or how to perform

a task?

• Hardware

• Software

Internal hardware devices include...

• motherboards, hard drives, external slots,

  power supply and RAM.

• monitor, keyboard, mouse, speaker, printer

  and scanner.

External hardware devices include...

• motherboards, hard drives, external slots,

  power supply and RAM.

• monitor, keyboard, mouse, speaker, printer

  and scanner.