Computer Awareness

Computer Awareness

• Which of the following produces the best quality graphics reproduction?

1. Laser printer
2.  Ink jet printer
3.  Plotter
4.  Dot matrix printer

• Computers with 80286 microprocessor is

1. XT computer
2.  AT computers
3.  PS/2 computer
4.  None of above

• An application suitable for sequential processing is

1.  Processing of grades
2. Payroll processing
3.  Both a and b
4.  All of above

• Which of the following is not processing?

1.  arranging
2.  manipulating
3.  calculating
4.  gathering

•  The digital computer was developed primarily in

1.  USSR
2.  Japan
3.  USA
4.  UK

• Software in computer

1. Enhances the capabilities of the hardware machine
2.  Increase the speed of central processing unit
3.  Both of above
4.  None of above

• Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?

1.  Tabulator Machine Co.
2.  Computing Tabulating Recording Co.
3.  The Tabulator Ltd.
4.  International Computer Ltd.

• Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?

1.  Track number
2.  Sector number
3.  Surface number
4. All of above

• The arranging of data in a logical sequence is called

1.  Sorting
2.  Classifying
3.  Reproducing
4.  Summarizing

• What is the responsibility of the logical unit in the CPU of a computer?

1.  To produce result
2.  To compare numbers
3.  To control flow of information
4.  To do math’s works

• Abacus was the first

1. electronic computer
2.  mechanical computer
3.  electronic calculator
4.  mechanical calculator

• If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be

1. 216
2.  65,536
3.  64K
4.  Any of the above

• Instructions and memory address are represented by

1.  Character code
2.  Binary codes
3.  Binary word
4.  Parity bit

Computer Awareness

• The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

1.  Data collection terminal
2.  OCR register terminal
3.  Video Display terminal
4. POS terminal

• A set of flip flops integrated together is called     

1.  Counter
2.  Adder
3.  Register
4.  None of the above

• People often call as the brain of computer system

1. Control Unit
2. Arithmetic Logic Unit
3. Central Processing Unit
4. Storage Unit

• Which is used for manufacturing chips?

1.  Bus
2.  Control unit
3.  Semiconductors
4.  A and b only

• The value of each bead in heaven is

1.  1
2.  3
3.  5
4.  7

• The first computer introduced in Nepal was

1.  IBM 1400
2.  IBM 1401
3.  IBM 1402
4.  IBM1402

• Mnemonic a memory trick is used in which of the following language?

1.  Machine language
2.  Assembly language
3.  High level language
4. None of above