logo

CuriousTab

CuriousTab

Discussion

Home ‣ Electronics and Communication Engineering ‣ Microprocessors Comments
  • Question

  • Which of the following computer memories is fastest?


  • Options
  • A. Cache
  • B. Primary
  • C. Mass storage
  • D. Off line back up

  • Correct Answer
  • Cache 

    Explanation
    Cache memory has a speed of about four times the speed of main memory. It is a small high speed memory.

    Microprocessors problems

    Search Results

    • 1. In a computer the instructions, data, intermediate and final results during processing are held in ALU.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Read the following statements about files in Pascal

      1. A file is a data structure which consists of a sequence of components of the same type.
      2. The number of components in a file is variable.
      3. The components in a file can be accessed only sequentially starting from the beginning of the file.
      Which of the above are correct?

    • Options
    • A. All
    • B. 1 and 2 only
    • C. 2 and 3 only
    • D. 1 and 3 only
      • Discuss
    • 3. While selecting a memory chip the feature which should be examined is

    • Options
    • A. capacity
    • B. ac characteristics
    • C. dc characteristics
    • D. all of the above
      • Discuss
    • 4. Let JCOKE = 98 and LPEPSI = 42 Consider the statement

      IF (JCOKE - 3 * LPEPSI) 5, 6, 7
      5 JCOKE = JCOKE + 5
      6 JCOKE = JCOKE + 8
      7 JCOKE = JCOKE + 11

      The value of JCOKE after the execution of above statement will be

    • Options
    • A. 103
    • B. 106
    • C. 109
    • D. none of the above
      • Discuss
    • 5. Which of the following is invalid in Basic?

    • Options
    • A. A ** B + - C
    • B. A ** B - C
    • C. A * B - C
    • D. A * B - C ** D
      • Discuss
    • 6. Which of the following real variable names is not valid in Fortran?

    • Options
    • A. BETA
    • B. ALPHA
    • C. A
    • D. AB * 2
      • Discuss
    • 7. Which of the following is not a valid real constant in C?

    • Options
    • A. 426
    • B. 321.0
    • C. -621.231
    • D. +201.2314
      • Discuss
    • 8. Which of the following is not a valid variable name in C?

    • Options
    • A. 1 a
    • B. a 1 2
    • C. a b 123
    • D. a b c 123
      • Discuss
    • 9. Consider the following C program int ram

      float alpha, gamma
      ram = 6400
      alpha = 0.562
      gamma = alpha * ram + 1

      Now consider the following statements about this program

      1. ram is an integer variable
      2. alpha, gamma are real variables
      3. *, + are arithmetic operators
      4. 0.562 may be an integer constant or real constant
      Which of the above are correct?

    • Options
    • A. All
    • B. 1, 2, 3 only
    • C. 2, 3, 4 only
    • D. 1, 2, 4 only
      • Discuss
    • 10. Computer virus can hide itself in a diskette but not in a hard disk.

    • Options
    • A. True
    • B. False
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.