When compiling a class in a package, the javac command-line option ________ causes the javac compiler to create appropriate directories based on the class’s package declaration.
a. -p.
b. -a.
c. -d.
d. -dir.
c. -d.
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Answer the following statements true (T) or false (F)
1. A method must always return a result to the method’s caller. 2. Two types of methods exist: subroutines and functions. 3. Method arguments can be constants, variables or more involved expressions. 4. The header for a function must define the return type of the value to be returned. 5. The Return statement must occur at the end of a method for it to operate correctly. 6. A function can return multiple values.
A machine that accepts input, processes and stores data, and produces output is called a(n) ____.
A. computer B. device C. word processor D. PC
Removable circuit boards that add new peripherals or increase a computer's capabilities are ________
A) expansion cards B) IrDA ports C) connectivity ports D) motherboards
________ refers to the difference between the darkest and lightest areas
A) Brightness B) Contrast C) Amplitude D) Depth