________ uses a dedicated connection between two points with the connection remaining active for the duration of the transmission.
A. Packet switching
B. An open circuit
C. Circuit switching
D. A closed circuit
Answer: C
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A partially filled array is normally used __________.
a. when only a very small number of values need to be stored b. when you know how many elements will be in the array but not what the values are c. with an accompanying parallel array d. with an accompanying integer value that holds the number of items stored in the array
Answer the following statements true (T) or false (F)
1. When you use the Properties window to change a control’s Visible property at design time, the control will become invisible in the Designer. 2. A control’s Visible property cannot be modified in code. 3. When you write the values true or false in code, they must be written in all lowercase letters. 4. When a method executes, the statements in the method always execute in the order that they appear, from the beginning of the method to the end of the method.
Explain the is-a and has-a relationship between classes used in inheritance and in composition.
What will be an ideal response?
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Indicate whether the statement is true or false