Which of the following statements is true of WANs?

a) WANs do not cover very large areas.

b) WANs are not used often.

c) WANs can be as big as the Internet.

d) WANs are smaller than LANs.

A program which has been loaded has had its code moved from the hard drive to the

There are well known classes of problems that are intractably difficult for computers, and other classes that are provably undecidable. Does this mean that AI is impossible?

Users of a banking application may try to withdraw funds that don't exist from their account. Developers are aware of this threat and implemented code to protect against it.

On a wireless router, what gives out IP addresses? DHCP DNS WPA WPS

Which audio format is used to create chiptunes?

Oliver wants to send a report to his boss discussing the upcoming project. Which communication facility would he use to send a formal message to his boss? email chat forum blog

What does a barcode reader emit to identify bar codes? A. electric pulse B. magnetic pulse sound D. E. light electromagnetic pulse

Which of these converts analog audio signals into digital codes in a computer? A. audio card B. microphone C. sensor D. sound card E. NextReset

There are ways to perform computer commands quickly and multiple times. a. True b. False

Consider the following code segment. int quant = 20; int unitPrice = 4; int ship = 8; int total; if (quant > 10) { unitPrice = 3; } if (quant > 20) { ship = 0; } total = quant * unitPrice + ship;