Because GUI programs must respond to the actions of the user, they are said to be ____________.
a. response-based
b. drag-and-drop
c. open-ended
d. event-driven
d. event-driven
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Answer the following statements true (T) or false (F)
1. The shell standard variables are called metacharacters. 2. Preceding a metacharacter with a backslash (\) removes its special meaning. 3. The echo command is used to echo the input from keyboard. 4. The shell contains several build in commands. 5. The HOME standard variable is set to the root directory pathname.
Derive a class RegularPay from PayCalculator, as described in the previous exercise. It should have a constructor that has a parameter for the pay rate. It should not override any of the methods. Then derive a class HazardPay from PayCalculator that overrides the computePay method. The new method should return the amount returned by the base class method multiplied by 1.5.
What will be an ideal response?
Work and material costs are considered fixed costs because the cost for a task varies based on the resource type, the hourly cost, and the number of resource units assigned to the task.
Answer the following statement true (T) or false (F)
What process makes TCP a connection-oriented protocol?
A. It works via network connections. B. It uses a handshake. C. It monitors for dropped connections. D. It uses a complex header