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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