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A virus is defined as a small program written to alter the way a computer operates,without the permission or knowledge of the user.
Q1: _ is usually very small in size
Q8: It is easy to measure system efficiency.
Q10: Generally, _ software to combat viruses compares
Q11: In a file management system, information is
Q18: When the job is accepted by the
Q19: To overlay is to transfer segments of
Q37: _ occurs when two processes do not
Q41: In a fixed-head magnetic disk, each circle
Q43: The most common mechanism for implementing multiprogramming
Q48: Refer to Scenario 1-2. What two important