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Punjab (PTB) · Chapter test · Free

2nd Year Statistics Chapter 8 TestOrientation Of Computers

30 marks · 40 minutes · 21 questions. Covers: CHAP 17: Orientation Of Computers .

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2nd Year Statistics Chapter 8 Test

2nd Year · Statistics · Punjab (PTB)

Name: ____________Roll No: ________Class/Section: ________Date: ________Total marks: 30Time: 40 minutes

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

  1. The standard keyboards has buttons:

    1. 100

    2. 101

    3. 103

    4. 102

  2. The main memory has many storage:

    1. Directions

    2. Locations

    3. Positions

    4. Hubs

  3. Control unit and arithemetic unit are part of:

    1. CPU

    2. Program

    3. Language

    4. Input

  4. Hertz is measure of number of........ per second:

    1. Oscillation

    2. Repetition

    3. Vibrations

    4. Combination

  5. Which memory cannot be changed?

    1. RAM

    2. ROM

    3. DISK

    4. None

  6. Keyboard may look like a:

    1. Monitor

    2. Printer

    3. Hard disk

    4. Type writer

  7. MIcrosoft Word, Excel, Coral Draw etc. are examples of:

    1. Software

    2. Control unit

    3. Main memory

    4. Hardware

  8. The base of hexadecimal number is:

    1. 10

    2. 12

    3. 14

    4. 16

  9. Types of secondary storage devices:

    1. Magnetic types

    2. Meganetic disks

    3. Historigram

    4. None of these

  10. The designer of the first computer was:

    1. Charles Babbage

    2. Pascal

    3. Leibnitz

    4. Fisher and Yates

Q2. Short questions (Attempt any 6 of 8 · 6 × 2 = 12)

  1. Explain the term data.

  2. What are the main distinctions between storage and memory?

  3. Differentiate the term accuracy and diligence.

  4. Who is a programmer?

  5. Describe the types of printer.

  6. Define storage media.

  7. What are the capabilities of modern computer?

  8. What is meant by byte?

Q3. Long questions (Attempt any 2 of 3 · 2 × 4 = 8)

  1. Explain the Control Unit.

  2. Distinguish between hardware and software.

  3. Describe binary system as a foundation of computer programming.