Basic Computer question with answer

1. Instruction in computer languages consists of
A) OPCODE
B) OPERAND
C) Both of above
D) None of above

2. Which generation of computer is still under development
A) Fourth Generation
B) Fifth Generation
C) Sixth Generation
D) Seventh Generation

3. A register organized to allow to move left or right operations is called a ____
A) Counter
B) Loader
C) Adder
D) Shift register

4. VLSI Stand for---
A) Very Large Scale Integration
B) Very Large System Integration
C) Very Long Scale Integration
D) Very Long System Integration 

5. Which is considered a direct entry input device?
A) Optical scanner
B) Mouse and digitizer
C) Light pen
D) All of the above

6. Among the computer generations, www, HTML, DVD, etc are some of the popular inventions of which generation?
A) 3^rd
B) 4^th
C) 5^th
D) 6^th

 

7. Each set of Napier’s bones consisted of ______ rods.
A) 5
B) 9
C) 11
D) 13

8.  How many parts are there in a computer system?
A) 2
B) 4
C) 6
D) 8

9.IPOS cycle includes Input, Processing, Output and?
A) Storage
B) System
C) Syntax
D) Simulation 

10. From which generation operating systems were developed?
A) First
B) Second
C) Third
D) Fourth

11. The first firm to mass-market a microcomputer as a personal computer was
A) IBM
B) Super UNIVAC
C) Radio Shaks
D) Data General Corporation

12. How many address lines are needed to address each machine location in a 2048 x 4 memory chip?
A) 10
B) 11
C) 8
D) 12

13. Properly arranged data is called
A) Field
B) Words
C) Information
D) File

14. A computer consists of
A) A central processing unit
B) A memory
C) Input and output unit
D) All of the above

15. Why are vacuum tubes also called valves?
A) Because they can amplify the weak signals and make them strong
B) Because they can stop or allow the flow of current
C) Both of above
D) None of above

16. John Napier invented Logarithm in
A) 1614
B) 1617
C) 1620
D) None of above

17. An integrated circuit is
A) A complicated circuit
B) An integrating device
C) Much costlier than a single transistor
D) Fabricated on a tiny silicon chip

18. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
A) Bus control
B) Interrupts
C) Bus arbitration
D) Status

19. Where as a computer mouse moves over the table surface, the trackball is
A) Stationary
B) Difficult to move
C) Dragged
D) Moved in small steps

20. Which of the following is used as a primary storage device?
A) Magnetic drum
B) Hard Disks
C) Floppy
D) All of above