First generation computers used

(a)

Vacuum tubes

(b)

Transistors

(c)

Integrated circuits

(d)

Microprocessors

Identify the output device

(a)

Keyboard

(b)

Memory

(c)

Monitor

(d)

Mouse

Identify the input device

(a)

Printer

(b)

Mouse

(c)

Plotter

(d)

Projector

_____ output device is used for printing building plan.

(a)

Thermal printer

(b)

Plotter

(c)

Dot matrix

(d)

Inkjet printer

Which of the following led us today to extremely high speed calculating device?

(a)

Laptop

(b)

Tabulating Machine

(c)

Abacus

(d)

ENIAC

The first calculating device is ______.

(a)

ENIAC

(b)

Analytical Engine

(c)

EDVAC

(d)

Abacus

Optical Mouse invented in the year _______.

(a)

1968

(b)

1973

(c)

1988

(d)

1981

Laser mouse has as many as ______ buttons.

(a)

10

(b)

11

(c)

12

(d)

3

Which printer work by spraying irised ink at a sheet of paper?

(a)

Laser printer

(b)

Inkjet printer

(c)

Dot matrix printer

(d)

Line dot matrix printer

The expansion of VLSI is _______.

(a)

Verified logical scale integrated circuits

(b)

Very logical small integer circuits

(c)

Very large scale integrated circuits

(d)

Volatile large scale integrated circuits

Who was the inventor of the electronic digital computer?

(a)

John Vincent Atanasoft

(b)

J. Presper Eckert

(c)

John Mauchly

(d)

Charles babbage

The first digital computer name was _______.

(a)

EDVAC

(b)

UNIVACI

(c)

ENIAC

(d)

IBM 1620

Which of the following devices stores the data permanently?

(a)

HDD

(b)

Tape drives

(c)

SSD

(d)

All of these

Which of the following is the logical machine which interprets and executes software instructions?

(a)

CPU

(b)

ALU

(c)

Control Unit

(d)

Memory Unit

Match the Following

(i)	Used to feed data to the computer	1	ALU
(ii)	Controls the operation of memory Unit	2	Input Unit
(iii)	Computing functions are performed on data	3	Output Unit
(iv)	Controls the flow of data between memory unit and 110 Units.	4	CPU
(v)	Convey information in understandable form	5	Control Unit

(a)

i)	ii)	iii)	iv)	v)
2	4	1	3	5

(b)

i)	ii)	iii)	iv)	v)
1	3	5	2	4

(c)

i)	ii)	iii)	iv)	v)
2	3	1	4	5

(d)

i)	ii)	iii)	iv)	v)
2	4	1	5	3

Which refers to the number of bits processed by a computer's CPU?

(a)

Byte

(b)

Nibble

(c)

Word length

(d)

Bit

How many bytes does 1 KiloByte contain?

(a)

1000

(b)

8

(c)

4

(d)

1024

NOR is a combination of ?

(a)

NOT(OR)

(b)

NOT(AND)

(c)

NOT(NOT)

(d)

NOT(NOR)

Which of the following is said to be the brain of a computer?

(a)

Input devices

(b)

Output devices

(c)

Memory device

(d)

Microprocessor

Which of the following is not the part of a microprocessor unit?

(a)

ALU

(b)

Control unit

(c)

Cache memory

(d)

register

What is the function of an ALU?

What is the function of memory?

Name the First generation computers.

Name the Second generation computers.

Write any two pointing device.

Define Pixels.

Name the types of Monitors available.

Write the main advantages of using LED & LCD Screen.

Convert (46)₁₀ into Binary number

We cannot find 1's complement for (28)₁₀. State reason.

Name the four types of Number system.

What is Nibble?

What is Cache Memory?

Define POST.

What is use of ALU?

Define touch screen?

Describe Octal Number system

Find the Answer the Following; 100₂ - 1₂

Classify the microprocessor based on the size of the data .

Differentiate CD and DVD.

What is microprocessor? 

Explain the following:
a. Inkjet Printer
b. Multimedia projector
c. Bar code / QR code Reader

Explain in detail the different types of Mouse.

Add 1101010₂ + 101101₂

 Explain the different types of number systems?

How the read and write operations are performed by a processor? Explain.

Explain the flash memory devices and BIu-ray disc.