In the following function header, the word int is known as a(n) __________.

```
FeetInches FeetInches::operator++(int)
```
a. parameterless data type
b. incomplete argument
c. dummy parameter
d. incomplete parameter
e. None of these

c. dummy parameter

Computer Science & Information Technology

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Which DiffServ DSCP value is suggested to be used for voice calls?

A) CS7 B) BE C) EF41 D) EF

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Jessie, the PC technician, replaced a power supply in an older ATC computer. Jessie notices that the ATX motherboard connector has more pins than the main power connector coming from the power supply. What should Jessie do?

A) Obtain a compatible power supply. B) Replace the motherboard. C) Obtain a 20- to 24-pin power adapter. D) Nothing. The newer ATX power supply is compatible with both 20- and 24-pin connectors.

Computer Science & Information Technology