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Q1. In a punched card system, data is processed by a
(A) Keypunch machine, sorter, and posting machine
(B) Accounting machine, posting machine, and billing machine
(C) Sorter, posting machine, and billing machine
(D) Accounting machine, keypunch machine, and sorter
Answer: (D) Accounting machine, keypunch machine, and sorter
Q2. The two basic types of record-access methods are:
(A) Sequential and random
(B) Sequential and indexed
(C) Direct and immediate
(D) None of the above
Answer: (A) Sequential and random
Q3. The memory which is ultraviolet light erasable and electrically programmable is
(A) ROM
(B) PROM
(C) RAM
(D) EPROM
Answer: (D) EPROM
Q4. The processing capability of a microcomputer can be enhanced with the help of
(A) Addition processor
(B) Expansion cards
(C) Secondary memory
(D) Buffer memory
Answer: (B) Expansion cards
Q5. The data bus in 8080A/8085 microprocessor is a group of
(A) Eight bidirectional lines that are used to transfer 8 bits between the microprocessor and its I/O and memory
(B) Sixteen bidirectional lines that are used for data transfer between the microprocessor and memory
(C) Eight unidirectional lines that are used for I/O devices
(D) Eight lines used to transfer data among the registers
Answer: (A) Eight bidirectional lines that are used to transfer 8 bits between the microprocessor and its I/O and memory
Q6. The Josephson tunnelling device illustrates principles associated with the advanced storage technique:
(A) Cryogenics
(B) CCD
(C) EBAM
(D) None of the above
Answer: (A) Cryogenics
Q7. Access time in a computer memory is the time required to
(A) Locate the stored data
(B) Retrieve the stored data
(C) Both locate and retrieve the data
(D) None of the above
Answer:(C) Both locate and retrieve the data
Q8. Symbolic languages were developed in
(A) 1962
(B) 1950
(C) 1974
(D) 1980
Answer: (B) 1950
Q9. The estimation of the value of a function at a point beyond the interval in which the data lies is called known as
(A) Interpolation
(B) Simulation
(C) Emulation
(D) None of the above
Answer: (A) Interpolation
Q10. The physical components of a computer system is
(A) Human ware
(B) Firm ware
(C) Hardware
(D) Software
Answer: (C) Hardware
Q11. The term “memory” applies to which one of the following
(A) Logic
(B) Storage
(C) Control
(D) Input device
Answer:(B) Storage
Q12. For a memory system, the cycle time is
(A) Same as the access time
(B) Longer than the access time
(C) Shorter than the access time
(D) Sub-multiple of the access time
Answer: (B) Longer than the access time
Q13. One million bytes of information is abbreviated as
(A) Bit
(B) MB
(C) KB
(D) GB
Answer: (B) MB
Q14. Which is a device that changes information into digital form?
(A) Modem
(B) Digitizer
(C) Mouse
(D) Light pen
Answer: (B) Digitizer
Q15. A file containing relatively permanent data is
(A) Random file
(B) Transaction file
(C) Master file
(D) Sequential file
Answer: (C) Master file
Computer Fundamentals MCQ – All Set
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