Competitive Exams: Computers MCQs (Practice_Test 11 of 21)

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  1. Computer uses the ________ number system to store data and perform calculations.
    1. binary
    2. octal
    3. decimal
    4. hexadecimal
    5. None of these
  2. A disk՚s content that is recorded at the time of manufacture and that cannot be changed or erased by the user is-
    1. Memory-only
    2. Write-only
    3. Once-only
    4. Run-only
    5. Read-only
  3. Which of the following can be used to select the entire document?
    1. CTRL + A
    2. ALT + F5
    3. SHIFT + A
    4. CTRL + K
    5. CTRL + H
  4. ________ are attempts by individuals to obtain confidential information from you by falsifying their identity.
    1. Phishing
    2. Computer viruses
    3. Spyware scams
    4. Viruses
    5. None of the above
  5. Part number, part description, and number of parts ordered are examples of
    1. control
    2. output
    3. processing
    4. feedback
    5. input
  6. A Web site՚s main page is called its
    1. Home Page
    2. Browser Page
    3. Search Page
    4. Bookmark
    5. None of these
  7. The simultaneous processing of two or more programs by multiple processors is
    1. multiprogramming
    2. multitasking
    3. time-sharing
    4. multiprocessing
    5. None of these
  8. Codes consisting of lines of varying widths or lengths that are computer-readable are known as
    1. an ASCII code
    2. a magnetic tape
    3. an OCR scanner
    4. a bar code
    5. None of these
  9. To instruct Word to fit the width of a column to the contents of a table automatically, click the ________ button and then point to AutoFit Contents.
    1. Fit to Form
    2. Format
    3. Autosize
    4. Contents
    5. AutoFit
  10. Why is it unethical to share copyrighted files with your friends?
    1. It is not unethical, because it is legal.
    2. It is unethical because the files are being given for free.
    3. Sharing copyrighted files without permission breaks copyright laws.
    4. It is not unethical because the files are being given for free.
    5. It is not unethical-anyone can access a computer

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