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Q1. What is meant by quad-density (QD) diskette?
(A) It is double-sided disk
(B) It is double density disk
(C) It has double the number of tracks per inch
(D) All of the above
Answer: (D) All of the above
Q2. Which is considered a direct entry input device?
(A) Optical scanner
(B) Mouse
(C) Light pen
(D) All of the above
Answer: (D) All of the above
Q3. Which of the following devices can be used to directly input printed text?
(A) OCR
(B) OMR
(C) MICR
(D) None of the above
Answer: (A) OCR
Q4. A/an _ device is any device that provides information which is sent to the CPU.
(A) Input
(B) Output
(C) CPU
(D) Memory
Answer: (A) Input
Q5. Which is an electronic device that can store temporarily a single bit of data?
(A) Accumulator
(B) Buffer
(C) Memory
(D) Latch
Answer: (D) Latch
Q6. A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?
(A) Mass Memory
(B) Main memory
(C) Logic unit
(D) Arithmetic unit
Answer: (B) Main memory
Q7. The computer industry uses prefixes of Greek origin to measure large amounts of data. Which term describes 1024 bytes?
(A) Kilobyte
(B) Megabyte
(C) Gigabyte
(D) Terabyte
Answer:(A) Kilobyte
Q8. An automatic machine that performs routine seemingly human tasks is
(A) KIPS
(B) AI
(C) PL
(D) Robot
Answer: (D) Robot
Q9. The input unit of a computer
(A) Feeds data to the CPU or memory
(B) Retrieves data from CPU
(C) Directs all other units
(D) All of the above
Answer:(A) Feeds data to the CPU or memory
Q10. A byte is comprised of:
(A) One bit
(B) Four bits
(C) Eight bits
(D) Sixteen bits
Answer: (C) Eight bits
Q11. The first computer used to store a program
(A) EDSAC
(B) ENIAC
(C) EDVAC
(D) ACE
Answer: (A) EDSAC
Q12. The term gigabyte refers to
(A) 1024 bytes
(B) 1024 kilobytes
(C) 1024 megabytes
(D) 1024 gigabytes
Answer:(C) 1024 megabytes
Q13. Which of the following input/output devices is not associated with personal computers?
(A) Optical scanners
(B) Color monitors
(C) Punched cards
(D) Dot-matrix printers
Answer: (C) Punched cards
Q14. A random-access data storage device which gives rapid access to data is
(A) Magnetic tape
(B) Punched card
(C) Disk storage unit
(D) Buffer
Answer: (C) Disk storage unit
Q15. Which of the following memories contains a thin film of magnetic material sandwiched between two permanent bias magnets?
(A) ROM
(B) Magnetic disk
(C) Core memory
(D) Bubble memory
Answer: (C) Core memory
Computer Fundamentals MCQ – All Set
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