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Computer Quiz : Computer Fundamentals(Computer Architecture) – 9

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Dear Aspirants,
Welcome to Online Computer Quiz in Affairscloud.com. Here we are providing sample questions in Computer Fundamentals. It will be useful for all SBI/IBPS/LIC exams and other competitive exams. We have also included some important questions that are repeatedly asked in previous exams.

  1. An interface that provides I/O transfer of data directly to and form the memory unit and peripheral is termed as________
    A. DDA
    B. Serial interface
    C. Direct Memory Access (DMA)
    D. None of the Above
    C. Direct Memory Access (DMA)

  2. A basic instruction that can be interpreted by computer generally has ________
    A. An operand and an address
    B. decoder and an accumulator
    C. Sequence register and decoder
    D. None of the Above
    A. An operand and an address

  3. The load instruction is mostly used to designate a transfer from memory to a processor register known as_________
    A. Accumulator
    B. Instruction Register
    C. Program counter
    D. Memory address Register
    A. Accumulator

  4. The communication between the components in a microcomputer takes place via the address and ______
    A. I/O bus
    B. Data bus
    C. Address bus
    D. None of the Above
    B. Data bus

  5. The operation executed on data stored in registers is called_______
    A. Macro-operation
    B. Micro-operation
    C. Bit-operation
    D. None of the Above
    B. Micro-operation

  6. Which register keeps tracks of the instructions in the program stored in memory?
    A. Address Register
    B. Index Register
    C. Program Counter
    D. None of the Above
    C. Program Counter

  7. In which addressing mode the operand is given explicitly in the instruction?
    A. Absolute
    B. Immediate
    C. Indirect
    D. Direct
    B. Immediate

  8. When necessary, the results are transferred from the CPU to main memory by _______
    A. I/O devices.
    B. CPU.
    C. Shift registers.
    D. None of the Above.
    C. Shift registers.

  9. A group of bits that tell the computer to perform a specific operation is known as_______
    A. Instruction code
    B. Micro-operation
    C. Accumulator
    D. Register
    A. Instruction code

  10. The average time required to reach a storage location in memory and obtain its contents is called_____.
    A. Latency time.
    B. Access time.
    C. Turnaround time.
    D. Response time.
    B. Access time.