A(n) ____ is a name that refers to a piece of the program's memory, in which a value can be stored, retrieved, and changed.
A. element
B. class
C. variable
D. object
Answer: C
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Which statement is false?
a. Classes are reusable software components. b. A class is to an object as a blueprint is to a house. c. Performing a task in a program requires a method. d. A class is an instance of its object.
In a distributed computing environment, clients are ________.
a) user computers that request remote services b) computers that perform requested services c) often dedicated to one type of task, such as rendering graphics or managing databases d) none of the above
Briefly describe how to change the font and font size for all of the text in a document.
What will be an ideal response?
You upgrade your network to 1000 Mbps. You install a new 1000-Mbps network adapter into you Windows Vista system. You check the device manager and see no errors or warning. You configure the TCP/IP settings to be as they were for the previous network adapter. Upon restarting the computer, you cannot access the network. You ping your IP address locally and receive the error message, "Request Timed Out." You then ping 127.0.0.1 and receive the same error message. What do you do?
a. Replace the network card drivers b. Set the network adapter to run at 100 Mbps only c. Replace the NIC d. Replace the network cabling