A ____ is a device that interconnects two segments of local area networks and acts as a filter.?

A. ?hub
B. ?switch
C. ?router
D. ?satellite


Answer: B

Computer Science & Information Technology

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If n computers are interconnected and the availability of each computer is needed to maintain a service provided using distributed computing involving these computers, what is the probability that the service will not be available at any time, assuming that no other components in the distributed system will fail?

In this exercise we will use a simplified mathematical model to analyze failures in a distributed system. Explain your answers. Suppose each computer in has a probability of p of failing at any time.

Computer Science & Information Technology

____________________ software is software that may affect someone's ability if it fails to work properly.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

A slide show created in PowerPoint 2013 can NOT be saved in an earlier version of PowerPoint

Indicate whether the statement is true or false

Computer Science & Information Technology

________ is a quick way to arrange open windows by dragging them to the edges of the computer screen

A) Zip B) Snip C) Snap D) Shake

Computer Science & Information Technology