Computer Quiz

Q1)-A high quality CAD system uses the following for printing drawing and graphs

Dot matrix printer

Digital plotter

Line printer

All of the above

Ans.- B

Q2)-Which of the following is not an input device?

OCR

Optical scanners

Voice recognition device

COM (Computer Output to Microfilm)

Ans.- D

Q3)-The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately

16 digits

6 digits

9 digits

All of above

Ans.- A

Q4)-In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?

Motherboard

Daughterboard

Bredboard

Fatherboard

Ans.- A

Q5)-In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?

Motherboard

Breadboard

Daughter board

Grandmother board

Ans.- A

Q6)-Magnetic disks are the most popular medium for

Direct access

Sequential access

Both of above

None of above

Ans.- D

Q7)-A technique used by codes to convert an analog signal into a digital bit stream is known as

Pulse code modulation

Pulse stretcher

Query processing

Queue management

Ans.- A

Q8)-Regarding a VDU, Which statement is more correct?

It is an output device

It is an input device

It is a peripheral device

It is hardware item

Ans.- C

Q9)-A modern electronic computer is a machine that is meant for

Doing quick mathematical calculations

Input, storage, manipulation and outputting of data

Electronic data processing

Performing repetitive tasks accurately

Ans.- B

Q10)-When was vacuum tube invented?

1900

1906

1910

1880

Ans.- B