MULTIPLE CHOICE QUESTIONS AND ANSWERS : SET – 2
1.  Computers use the number ________ system to store data and perform calculations. [CWE PO 2011]
    (1) binary
    (2) octal
    (3) decimal
    (4) hexadecimal
    (5) None of these
Ans: (1)
2.  A disk"s content that is recorded at the time of manufacture and that cannot be changed or erased by the user is [CWE
    PO 2011]
    (1) Memory-only
    (2) write-only
    (3) once-only
    (4) run-only
    (5) read-only
Ans: (5)
3.  ______ are attempts by individuals to obtain confidential information from you by falsifying their identity. [CWE PO
    2011]
    (1) Phishing trips
    (2) Computer viruses
    (3) Spyware scams
    (4) Viruses
    (5) Phishing scams
Ans: (1)
4.  A Web site"s main page is called its [CWE PO 2011]
    (1) Home Page
    (2) Browser page
    (3) Search Page
    (4) Bookmark
    (5) None of these
Ans: (1)
5.  The simultaneous processing of two or more programs by multiple processors is [CWE PO 2011]
    (1) multiprogramming
    (2) multitasking
    (3) time-sharing
    (4) multiprocessing
    (5) None of these
Ans: (3)
6.  Codes consisting of lines of varying widths or lengths that are computer-readable are known as [CWE PO 2011]
    (1) an ASCII code
    (2) a magnetic tape
    (3) an OCR scanner
    (4) a bar code
    (5) None of these
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