Computer Operator Questions Set 23

Computer Operator Questions

Multiple Choice Questions:

1. A typical modern computer uses
a) LSI chips              b) Vacuum tubes            c) Valves                d) All of the above

2. The fifth generation digital computer will be
a) Extremely low cost     b) Very expensive     c) Versatility         d) Artificial Intelligence

3. Which of the following is a secondary memory device?
a) CPU                        b) ALU                        c) Floppy disk        d) Mouse

4. A program which protect a disk from catching and infection virus are called
a) Virus                       b) Vaccines                c) Antidots              d) All of the  above

5. What is the name of the storage device,  which is used to compensate  for the difference in rates of flow of data from one device to another?
a) Cache                   b) Concentrator           c) Buffer                  d) I/O Device

6. The physical components of a computer system is
a) Human ware        b) Firm ware                 c)Hardware             d) Software

7. Which of the following are among the components of system software?
a) Device Drivers                                           b) Operating systems        
c) Utility programs                                         d) All of the above

8. Which unit decodes information and present to the user?
a) ALU                   b) Storage unit               c) Output unit          d) Control unit

9. Tiny rings made of magnetic material that can be polarized to represent binary 1 or 0  is called
a) Magnetic core         b) Magnetic disk        c) Card punch       d) Floppy disk

10. The symbols used in an assembly language are
a) Codes                     b) Mnemonics            c) Assembler         d) All of the above


Answer Key
1. a)
2. d)
3. c)
4. b)
5. c)
6. c)
7. d)
8. b)
9. a)
10. b)