Important Computer Questions for Panchayat Sachiv

Important Computer Questions for Panchayat Sachiv

Important Computer questions for panchayat sachiv based on 21st january 2018 examination

1. Which among following can be considered as most advanced ROM ?

• DRAM
• EEPROM
• RAM
• PROM

2. One byte equals to how many bits ?

• 4 bits
• 8 bits
• 12 bits
• 16 bits

3. Which among following is Volatile ?

• ROM
• EPROM
• DROM
• RAM

4. Where the result of an arithmetic and logical operation are stored ?

• In Accumulator
• In Cache Memory
• In ROM
• In Instruction Registry

5. Why we need to have secondary storage ?

• Store large volume of data that exceed the capacity of main memory
• Perform arithmatic and logical operations
• To give power to the system too
• To help processor in processing

6. Which determines the address of I/O interface ?

• Register select
• Chip select
• Both of above
• None of above

7. An exception condition in a computer system caused by an event external to the CPU is known as ?

• Halt
• Process
• Interrupt
• None of above

8. Whenever CPU detects an interrupt, what it do with current state ?

• Save it
• Discard it
• Depends system to system
• First finish it

9. I/O processor has direct access to ?

• Main Memory
• Secondary Memory
• Flash Memory
• ROM

10. The address mapping is done, when the program is initially loaded is called ?

• Relocation
• Dynamic relocation
• Static relocation
• Executable relocation

Important Computer Questions for Panchayat Sachiv

11. The unit which decodes and translates each instruction and generates the necessary enable signals for ALU and other units is called

• ALU
• Control Unit
• CPU
• Logical Unit

12. A microprogram is sequencer perform the operation ?

• Read
• Write
• Read and Write
• Read and Execute

13. Which among following is an important data transfer technique ?

• CAD
• CAM
• DMA
• MMA

14. RISC stands for ?

• Risk Instruction Source Computer
• Reduced Instruction Set Computer
• Risk Instruction Set Computer
• Risk Instruction Set Computing

15. The performance of the cache memory is measured in terms of ?

• Hit Ratio
• Chat Ratio
• Copy Ratio
• Data Ratio

16. A set of physical addresses is also known as ?

• Disk Space
• Address Space
• Memory Space
• Locations

17. Which devices among following are usually designed on the complex electromechanical principle ?

• Printing devices
• Input devices
• Storage devices
• Peripheral devices

18. __ read the data by reflecting pulses of laser beams on the surface ?

• Magnetic disk
• Optical disk
• Floppy disk
• ROM

19. If CPU and I/O interface share a common bus than transfer of data between two units is known as ?

• Asynchronous
• Clock dependent
• Synchronous
• Decoder independent

20. All the operations in a digital system are synchronized by a clock that is generated by ?

• Clock
• Clock generator
• Pulse
• Pulse generator
  

Answers:- 

1. EEPROM 
2. 8 BITS
3. RAM
4. In Accumulator
5. Store large volume of data that exceed the capacity of main memory
6. Both of above
7. Interrupt
8. Save it
9. Main Memory
10. Static relocation
11. Control Unit
12. Read and Execute
13. DMA (Direct Memory Access)
14. Reduced Instruction Set Computer
15. Hit Ratio
16. Memory Space
17. Input devices
18. Optical disk
19. Synchronous
20. Pulse generator

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