Fundamentals of Computer MCQ Questions With Answers Set 5
MCQs Questions presents fundamentals of computer multiple choice questions with answers set 5. Fundamentals of computer MCQs set 5 includes the multiple choice questions of the topic logical circuit truth tables, generations of computer, modulation and demodulation, computer basic input and output system (BIOS), multiprogramming concepts, bit, byte, nibble, word, communication channels, operating system functions, various input/output devices, low level and high level languages and semiconductor memories.
Our computer fundamental MCQs sets include all type of multiple choice questions with answers which covers the major topics such as history of computers, classification of computers, storage devices, computer peripherals, computer security threats, computer viruses, computer hardware, windows operating system, computer motherboard devices and important terms related to computer.
Fundamentals of Computer MCQ Questions With Answers Set 5
1. For a logical circuit there are 'n' binary inputs. Then the number of different input combinations in the truth table is ?A). 2n
B). 2/n
C). 2n
D). 2(n+1)
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2. The Third Generation Computer was made with …………. ?
A). Vacuum Tube
B). Discrete Components
C). IC
D). Bio Chips
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3. Which of the following performs modulation and demodulation?
A). Satellite
B). modem
C). fiber optic
D). amplifier
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4. BIOS is the abbreviation of _____ ?
A). Basic Input Output System
B). Best Input Output System
C). Basic Input Output Symbol
D). Base Input Output System
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5. A characteristic of multiprogramming system is____?
A). simultaneous execution of program instructions from two applications
B). concurrent processing of two or more programs
C). multiple CPU's
D). all of the above
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6. What do you call a single point on a computer screen?
A). Cell
B). Element
C). Pixel
D). Bit
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7. Communication circuits that transmit data in both directions but not at the same time are operating in____?
A). simplex mode
B). half-duplex mode
C). full-duplex mode
D). asynchronous mode
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A). input/output control
B). virtual storage
C). multiprogramming
D). all of the above
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9. How was the generation of computer classified?
A). by the device used in memory & processor
B). by the speed of computer
C). by the model of the computer
D). by the accuracy of computer
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10. Transmission of computerised data from one location to another is called?
A). data transfer
B). data flow
C). data communication
D). data management
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11. Through which device the main components of the computer communicate with each other?
A). Keyboard
B). System Bus
C). Monitor
D). Memory
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12. Which of the following items is not used in LAN?
A). computers
B). modem
C). printer
D). cable
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13. Which is a valid program to access the Internet?
A). Access
B). Front Page
C). Windows Explorer
D). Netscape
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14. Which is the device that converts computer output into a form that can be transmitted over a telephone line?
A). teleport
B). multiplexer
C). concentrator
D). modem
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A). Assembly
B). Visual Basic
C). Java
D). C++
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16. What is the commonly used unit for measuring the speed of data transmission?
A). bytes per second
B). bits per second
C). baud
D). either b or d
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17. Which is a volatile memory?
A). ROM
B). BIOS
C). PROM
D). RAM
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18. Inputs to your computer is accomplished using the?
A). Screen
B). keyboard
C). printer
D). plotter
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19. The digital signals can be represented by?
A). Binary Codes
B). 0 and 1
C). High and Low
D). all of the above
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20. Which of the following is not used as secondary storage?
A). Semiconductor memory
B). magnetic disks
C). magnetic drums
D). magnetic tapes
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Ans. 7- communication circuits that transmit data in both directions but not at the same time are HALF DUPLEX