One-millionth of a second is also referred to as1?
A. nanosecond B. microsecond C. millisecond D. picosecond Correct Answer: Option B – microsecond
The following actions are the effects of virus infection in a system except?
A. deletion of files B. slow operation C. hard disk failure D. display of unwanted messages Correct Answer: Option C – hard disk failure
A computer program that gathers information about a person or organization without their knowledge or consent is known known as
A. adware B. time bomb C. trojan horse D. spyware Correct Answer: Option C = trojan horse
Which of the following options is not a similarity between computer file and manual file? Both can
A. be accessed B. be retrieved C. store multimedia D. contain information Correct Answer: Option C – store multimedia
The file access method shown in Figure 12 is called?
A. hashed access B. indexed access C. random access D. sequential access Correct Answer: Option A – hashed accessProducts
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