1. Which unit is responsible for converting the data received from the user into a computer understandable format.
A. Memory Unit
B. Arithmetic & Logic Unit
C. Input Unit
D. Output Unit
Answer = Input Unit
2. The only language which the computer understands is ______________.
A. Assembly Language
B. Binary Language
C. BASIC.
D. C Language
Answer = Binary Language
3. The smallest unit of data in computer is ________________.
A. Byte
B. Nibble
C. Bit
D. KB.
Answer = Bit
4. One nibble is equivalent to how many bits.
A. 2.
B. 4.
C. 8.
D. 1.
Answer = 4
5. Which of the following describes the correct format of an input instruction.
A. IN 82.
B. INPUT 82.
C. INP 82.
D. 82 INP.
Answer = IN 82
6. The input machine which originated in the United States around 1880s is a ___________.
A. Mouse
B. Joystick
C. Keyboard
D. Bar Code Reader
Answer = Keyboard
7. What does the COMPUTER stand for.
A. Commonly Operated Machines Used in Technical and Educational Research
B. Commonly Occupied Machines Used in Technical and Educational Research
C. Commonly Operated Machines Used in Technical and Environmental Research
D. Commonly Oriented Machines Used in Technical and Educational Research
Answer = Commonly Operated Machines Used in Technical and Educational Research
8. 1 yottabyte = ______________.
A. 1024 TB.
B. 1024 EB.
C. 1024 ZB.
D. 1024 PB.
Answer = 1024 ZB
9. Which of the following is not a function of the Input Unit.
A. It reads instructions and data from the outside world
B. It converts the data into computer acceptable format
C. It makes the data into user understandable format
D. It supplies the data and instructions to the computer for further processing
Answer = It makes the data into user understandable format
10. Components that provide internal storage to the CPU are ______.
A. Registers
B. Program Counters
C. Controllers
D. Internal chips
Answer = Registers
11. Saving data and instructions to make them readily available is the job of __________.
A. Storage Unit
B. Cache Unit
C. Input Unit
D. Output Unit
Answer = Storage Unit
12. The two basic types of memory in a computer are ________.
A. Primary and major
B. Primary and Secondary
C. Minor and Major
D. Main and virtual
Answer = Primary and Secondary
13. Which of the following is used to hold running program instructions.
A. Primary Storage
B. Virtual Storage
C. Internal Storage
D. Minor Devices
Answer = Primary Storage
14. Which of the following is non-volatile storage.
A. Backup
B. Secondary
C. Primary
D. Cache
Answer = Secondary
15. Which of the following is used in main memory.
A. SRAM.
B. DRAM.
C. PRAM.
D. DDR.
Answer = DRAM
16. Which of the following are types of ROMs.
A. SROM & DROM.
B. PROM & EPROM.
C. Only one type there is no further classification
D. PROM & EROM.
Answer = PROM & EPROM
17. RAID stands for __________.
A. Redundant array of independent disks
B. Redundant array of individual disks
C. Reusable Array of independent disks
D. Reusable array of individual disks
Answer = Redundant array of independent disks
18. A non-erasable disk that stores digitized audio information is _____.
A. CD.
B. CD-ROM.
C. DVD-R.
D. DVD-RW.
Answer = CD
19. The first practical form of Random Access Memory was the __________.
A. SSEM.
B. Cathode Ray Tube
C. William’s Tube
D. Thomas’s Tube
Answer = William’s Tube
20. The ‘heart’ of the processor which performs many different operations _____________.
A. Arithmetic and logic unit
B. Motherboard
C. Control Unit
D. Memory
Answer = Arithmetic and logic unit
21. ALU is the place where the actual executions of instructions take place during the processing operation.
A. True
B. False
C. Nothing Can be said
D. None of the mentioned
Answer = True
22. The sign magnitude representation of -1 is __________.
A. 1.
B. 1110.
C. 1000.
D. 1001.
Answer = 1001
23. IEEE stands for ___________.
A. Instantaneous Electrical Engineering
B. Institute of Emerging Electrical Engineers
C. Institute of Emerging Electronic Engineers
D. Institute of Electrical and electronics engineers
Answer = Institute of Electrical and electronics engineers
24. The ALU gives the output of the operations and the output is stored in the ________.
A. Memory Devices
B. Registers
C. Flags
D. Output Unit
Answer = Registers
25. The process of division on memory spaces is called ______________.
A. Paging
B. Segmentation
C. Bifurcation
D. Dynamic Division
Answer = Segmentation
26. Number of bits in ALU is _________.
A. 4.
B. 8.
C. 16.
D. 2.
Answer = 16
27. Which flag indicates the number of 1 bit that results from an operation.
A. Zero
B. Parity
C. Auxiliary
D. Carry
Answer = Parity
28. The bitwise complement of 0 is ___________.
A. 1.
B. 10000000.
C. 11111111.
D. 11111110.
Answer = 11111111
29. The process of producing useful information for the user is called ___________.
A. Controlling
B. Outputting
C. Inputting
D. Processing
Answer = Outputting
30. VDU stands for __________.
A. Virtual Display Unit
B. Visual Display Unit
C. Virtual Detection Unit
D. Visual Detection Unit
Answer = Visual Display Unit
31. What does SVGA stand for.
A. Standard Visual Graphics Array
B. Super Visual Graphics Array
C. Standard Video Graphics Array
D. Super Video Graphics Array
Answer = Super Video Graphics Array
32. The devices that used to give single or multiple colored images and drawings are ____________.
A. Monitors
B. Printers
C. Plotters
D. VDUs
Answer = Plotters
33. A special ret originated from some device to the CPU to acquire some of its time is called ___________.
A. Disturbance
B. Attenuation
C. Interrupt
D. Noise
Answer = Interrupt
34. Line Printers that print one line at a time are _________.
A. Laser Printers
B. Inkjet Printers
C. Drum Printers
D. Chain Printers
Answer = Drum Printers
35. A ___________________ monitor looks like a television and are normally used with non-portable computer systems
A. CRT.
B. LCD.
C. LED.
D. Flat Panel Monitors
Answer = CRT
36. Which of the following is not a function of the Output Unit.
A. It produces results that can be easily understood by the user
B. It accepts the results produced by the computer
C. It supplies the data and instructions to the outside world
D. It supplies the data and instructions to the computer for further processing
Answer = It supplies the data and instructions to the computer for further processing
37. PCI stands for _________.
A. Peripheral Component Interconnect
B. Partial Component Interconnect
C. Peripheral Component Interaction
D. Partial Component Interaction
Answer = Peripheral Component Interconnect
38. ____________ is the raw material used as input and __________ is the processed data obtained as output of data processing.
A. Data, Instructions
B. Instructions, Program
C. Data, Program
D. Program, Code
Answer = Data, Instructions
39. Which of the following is not a characteristic of a computer.
A. Diligence
B. I.Q.
C. Accuracy
D. Versatility
Answer = I.Q.
40. The part of a processor which contains hardware necessary to perform all the operations required by a computer:.
A. Data path
B. Controller
C. Registers
D. Cache
Answer = Data path
41. What does MAR stand for.
A. Main Address Register
B. Memory Access Register
C. Main Accessible Register
D. Memory Address Register
Answer = Memory Address Register
42. If the control signals are generated by combinational logic, then they are generated by a type of _______________ controlled unit.
A. Micro programmed
B. Software
C. Logic
D. Hardwired
Answer = Hardwired
43. Which is the simplest method of implementing hardwired control unit.
A. State Table Method
B. Delay Element Method
C. Sequence Counter Method
D. Using Circuits
Answer = State Table Method
44. A set of microinstructions for a single machine instruction is called ___________.
A. Program
B. Command
C. Micro program
D. Micro command
Answer = Micro program
45. Micro-program consists of a set of microinstructions which are strings of 0s and 1s
A. True
B. False
C. Nothing Can be said
D. None of the mentioned
Answer = True
46. A decoder is required in case of a ______________.
A. Vertical Microinstruction
B. Horizontal Microinstruction
C. Multilevel Microinstruction
D. All types of microinstructions
Answer = Vertical Microinstruction