Q1. In computer AC to DC conversion is done by?
(A) DVD
(B) Adapter
(C) RAM
(D) SMPS
Answer: SMPS
Explanation:
Q2. Which one of the follwoing is an output device?
(A) Printer
(B) USB
(C) Trackpad
(D) File Manager
Answer: Printer
Explanation:
Q3. Which of the following is an input device?"
(A) MICR
(B) VDU
(C) Printer
(D) Plotter
Answer: MICR
Explanation:
Q4. Which device among following is used for sending digital data over a phone line?
(A) Modem
(B) USB
(C) Scanner
(D) Printer
Answer: Modem
Explanation:
Q5. Which of the following is an input device
(A) Monitor
(B) Keyboard
(C) USB
(D) Speaker
Answer: Keyboard
Explanation:
Q6. Memory in a PC is addressed by:"
(A) Control Bus
(B) Data bus
(C) Address bus
(D) None of these
Answer: Address bus
Explanation:
Q7. An electronic path that sends signals from one part of computer to another is?
(A) Logic Gate
(B) Bus
(C) Modem
(D) Hard disk
Answer: Bus
Explanation:
Q8. In which type of computer, data are presented as discrete signals?
(A) Analog Computer
(B) Digital Computer
(C) Data Computer
(D) All of these
Answer: Digital Computer
Explanation:
Q9. Internal memory in a CPU is nothing but:
(A) System Bus
(B) A set of ALU
(C) Microprocessor
(D) A set of registers
Answer: A set of registers
Explanation:
Q10. Which among following is secondary storage device?
(A) RAM
(B) Transistor
(C) Hard Disk
(D) Semi Conductor
Answer: Hard Disk
Explanation:
Q11. Which part of the computer controls the machine cycle?
(A) Control unit
(B) ALU
(C) Memory
(D) Bus unit
Answer: Control unit
Explanation:
Q12. Which of following is used in Randrom Access Memory?
(A) Conductor
(B) Semi Conductor
(C) Vaccum Tubes
(D) Transistor
Answer: Semi Conductor
Explanation:
Q13. The portion of the CPU that coordinates the activities of all the other computer components is the:
(A) ALU
(B) Motherboard
(C) Control Unit
(D) Coordination board
Answer: Control Unit
Explanation:
Q14. Modulation is the process of
(A) Sending a file from one computer to another
(B) Converting analog signals to digital signals
(C) Converting digital signals to analog signals
(D) None of these
Answer: Converting digital signals to analog signals
Explanation:
Q15. Demodulation is the process of
(A) Sending a file from one computer to another
(B) Converting analog signals to digital signals
(C) Converting digital signals to analog signals
(D) None of these
Answer: Converting analog signals to digital signals
Explanation:
Q16. Technology used to provide internet by transmitting data over wires of telephone network is?
(A) Transmitter
(B) Diodes
(C) Transistor
(D) DSL
Answer: DSL
Explanation:
Q17. The memory used in network routers for switching purpose:
(A) DRAM memory
(B) Flash Memory
(C) CAM memory
(D) None of these
Answer: CAM memory
Explanation:
Q18. Which of the following is responsible for all types of calculations in a computer?
(A) ALU
(B) Control Unit
(C) Bus Unit
(D) Registers
Answer: ALU
Explanation:
Q19. CPU Stands for?
(A) Computer Processing Unit
(B) Central processing Unit
(C) Commecial Processing Unit
(D) Common Processing Unit
Answer: Central processing Unit
Explanation:
Q20. Which language was used as first generation language?
(A) Machine language
(B) Assembly Language
(C) High Level Language
(D) C
Answer: Machine language
Explanation:
Related Multiple choice questions:
Analog Circuits multiple choice objective questions and answers part1
Analog Circuits multiple choice objective questions and answers part2
Analog Circuits multiple choice objective questions and answers part3
Analog Circuits multiple choice objective questions and answers part4
Antenna multiple choice objective questions and answers
Applied Physics multiple choice objective questions and answers part1
Applied Physics multiple choice objective questions and answers part2
Applied Physics multiple choice objective questions and answers part3
Applied Physics multiple choice objective questions and answers part4
Basics of Electrical multiple choice objective questions and answers part1
Basics of Electrical multiple choice objective questions and answers part2
Basics of Electrical multiple choice objective questions and answers part3
Basics of Electricity multiple choice objective questions and answers part1
Basics of Electricity multiple choice objective questions and answers part2
Basics of Electricity multiple choice objective questions and answers part3
Basics of Electronics multiple choice objective questions and answers part1
Basics of Electronics multiple choice objective questions and answers part2
Basics of Electronics multiple choice objective questions and answers part3
Basics of Electronics multiple choice objective questions and answers part4
Basics of Electronics multiple choice objective questions and answers part5
Basics of Electronics multiple choice objective questions and answers part6
Basics of Electronics multiple choice objective questions and answers part7
Basics of Electronics multiple choice objective questions and answers part8
Basics of Electronics multiple choice objective questions and answers part9
Basics of Electronics multiple choice objective questions and answers part10
Basics of Electronics multiple choice objective questions and answers part11
Basics of Electronics multiple choice objective questions and answers part12
Basics of Electronics multiple choice objective questions and answers part13
Basics of Electronics multiple choice objective questions and answers part14
Basics of Electronics multiple choice objective questions and answers part15
Basics of Electronics multiple choice objective questions and answers part16
Basics of Electronics multiple choice objective questions and answers part17
Basics of Electronics multiple choice objective questions and answers part18
Communication systems multiple choice objective questions and answers part1
Communication systems multiple choice objective questions and answers part2
Communication systems multiple choice objective questions and answers part3
Communication systems multiple choice objective questions and answers part4
Communication systems multiple choice objective questions and answers part5
Computer hardware Components multiple choice objective questions and answers part1
Computer hardware Components multiple choice objective questions and answers part2
Control systems multiple choice objective questions and answers part1
Control systems multiple choice objective questions and answers part2
Control systems multiple choice objective questions and answers part3
Control systems multiple choice objective questions and answers part4
Control systems multiple choice objective questions and answers part5
dc generator multiple choice objective questions and answers part1
dc generator multiple choice objective questions and answers part2
dc motor multiple choice objective questions and answers part1
dc motor multiple choice objective questions and answers part2
Digital Electronics multiple choice objective questions and answers part1
Digital Electronics multiple choice objective questions and answers part2
Digital Electronics multiple choice objective questions and answers part3
Digital Electronics multiple choice objective questions and answers part4
Digital Electronics multiple choice objective questions and answers part5
Digital Electronics multiple choice objective questions and answers part6
Digital Electronics multiple choice objective questions and answers part7
Digital Electronics multiple choice objective questions and answers part8
Electromagnetic theory multiple choice objective questions and answers part1
Electromagnetic theory multiple choice objective questions and answers part2
Electrical instrumentation multiple choice objective questions and answers part1
Electrical instrumentation multiple choice objective questions and answers part2
Electrical instrumentation multiple choice objective questions and answers part3
Electrical instrumentation multiple choice objective questions and answers part4
Electrical filters multiple choice objective questions and answers
microprocessor multiple choice objective questions and answers part1
microprocessor multiple choice objective questions and answers part2
microprocessor multiple choice objective questions and answers part3
microprocessor multiple choice objective questions and answers part4
microwave engineering multiple choice objective questions and answers part1
microwave engineering multiple choice objective questions and answers part2
Computer networks multiple choice objective questions and answers part1
Computer networks multiple choice objective questions and answers part2
Computer networks multiple choice objective questions and answers part3
Computer networks multiple choice objective questions and answers part4
Computer networks multiple choice objective questions and answers part5
Operational amplifier multiple choice objective questions and answers part1
Operational amplifier multiple choice objective questions and answers part2
Optical fibre communication multiple choice objective questions and answers
polyphase induction motor multiple choice objective questions and answers
power electronics multiple choice objective questions and answers part1
power electronics multiple choice objective questions and answers part2
single phase induction motor multiple choice objective questions and answers part1
single phase induction motor multiple choice objective questions and answers part2
solid state devices multiple choice objective questions and answers part1
solid state devices multiple choice objective questions and answers part2
solid state devices multiple choice objective questions and answers part3
synchronous motor multiple choice objective questions and answers part1
synchronous motor multiple choice objective questions and answers part2
transformer multiple choice objective questions and answers part1
transformer multiple choice objective questions and answers part2
transformer multiple choice objective questions and answers part3
More Multiple choice questions:
Computer Science multiple choice questions and answers
Computer Science multiple choice questions and answers
Computer Science multiple choice questions and answers