Computer Operator 11

#1. What is required when more than one person uses a central computer at the same time ?

Light pen

Mouse

Digitizer

Terminal

#2. Which of the following items are examples of storage devices ?

Floppy/hard disks

CD-ROMs

Tape devices

All of the above

#3. Symbolic logic was discovered by …

George boole

Herman Hollerith

Van neumann

Basic pascal

#4. When did IBM introduce the 80286-based PC/AT ?

1982

1984

1987

1989

#5. Which type of computers uses that 8-bit code called EBCDIC ?

Minicomputers

Microcomputer

Mainframe computers

Super computer

#6. A computer programmer ..

Does all the thinking for a computer

Can enter input data quickly

Can operate all types of computer equipment

Can draws only flowchart

#7. Computer operators ……

Operate the devices which input and output data from the computer

Write computer programs for specific problems

Normally require a college degree in computer science

All of the above

#8. Multi user system provided cost savings for small business because they use a single processing unit to link several

Personal computers

Workstations

Dumb terminals

Mainframes

#9. Can you tell what passes into and out from the computer via its ports ?

Data/ information

Bytes

Graphics

Pictures

#10. Where as a computer mouse moves over the table surface, the trackball is

Stationary

Difficult to move

Dragged

Moved in small stems

#11. Computer instructions written with the use of English words instead of binary machine code is called

Mnemonics

Symbolic code

Gray codes

Opcode

#12. Which is the type of memory for information that does not change on your computer ?

RAM

ROM

ERAM

RW/RAM

#13. Which part of the computer is used for calculating and comparing ?

Disk unit

Control unit

ALU

Modern

#14. CD –ROM is a ..

Semiconductor memory

Memory register

Magnetic memory

None of the above

#15. What type of device is computer keyboard ?

Memory

Output

Storage

Input

#16. Who is credited with idea of using punch cards to control pattern s in a weaving machine ?

Pascal

Hollerith

Babbage

Jacquard

#17. A high quality CAD system uses the following for printing drawing and graphs ..

Dot matrix printer

Digital plotter

Line printer

All of the above

#18. Microprocessor can be used to make ..

Computers

Digital systems

Calculators

All of the above

#19. The width if a processor’s data path is measured in bits. Which of the following are common data paths ?

8 bits

16 bits

24 bits

32 bits

#20. Which company is the biggest player in the microprocessor industry ?

Motorola

IBM

Intel

AMD

#21. The word length of a computer is measured in ..

Bytes

Millimeters

Meters

bits

#22. Which American computer company is called big blue ?

Microsoft

Compaq corp

IBM

Tandy sevenson

#23. Which computer memory is used for storing programs and data currently being processed by (ans :B) the CPU ?

Mass memory

Internal memory

Non-Volatile memory

PROM

#24. A hard copy would be prepared on a …….

Line printer

Dot matrix printer

Typewriter terminal

All of the above

#25. Before a disk can be used to store data. It must be ………………….

Formatted

Reformatted

Addressed

None of the above

Computer Operator 11

Results

#1. What is required when more than one person uses a central computer at the same time ?

#2. Which of the following items are examples of storage devices ?

#3. Symbolic logic was discovered by …

#4. When did IBM introduce the 80286-based PC/AT ?

#5. Which type of computers uses that 8-bit code called EBCDIC ?

#6. A computer programmer ..

#7. Computer operators ……

#8. Multi user system provided cost savings for small business because they use a single processing unit to link several

#9. Can you tell what passes into and out from the computer via its ports ?

#10. Where as a computer mouse moves over the table surface, the trackball is

#11. Computer instructions written with the use of English words instead of binary machine code is called

#12. Which is the type of memory for information that does not change on your computer ?

#13. Which part of the computer is used for calculating and comparing ?

#14. CD –ROM is a ..

#15. What type of device is computer keyboard ?

#16. Who is credited with idea of using punch cards to control pattern s in a weaving machine ?

#17. A high quality CAD system uses the following for printing drawing and graphs ..

#18. Microprocessor can be used to make ..

#19. The width if a processor’s data path is measured in bits. Which of the following are common data paths ?

#20. Which company is the biggest player in the microprocessor industry ?

#21. The word length of a computer is measured in ..

#22. Which American computer company is called big blue ?

#23. Which computer memory is used for storing programs and data currently being processed by (ans :B) the CPU ?

#24. A hard copy would be prepared on a …….

#25. Before a disk can be used to store data. It must be ………………….

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