Which of the following can be passed to a text string parameter called msg?
A. a text string
B. a text string + a number
C. a variable + a variable
D. all the above
Answer: D
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Which of the following could not be a valid use of the variables shown? (You may assume that printEmp is a user-defined function.)
a. emp2 = emp1; b. flag = emp1.id == emp2.id; c. printEmp (emp1); d. flag = emp1 == emp2; e. All of the above are valid.
Which of the following statements is false?
a. Wildcard type arguments enable you to specify method parameters, return values, variables, and so on, that act as supertypes of parameterized types. b. A wildcard-type argument is denoted by ?, which represents an “unknown type.” c. Because a wildcard is a type-parameter name, you can use it as a type name throughout a method’s body. d. If a wildcard is specified without an upper bound, then only the methods of type Object can be invoked on values of the wildcard type.
Normal style formats text as 11-pt Calibri font, left-aligned, with single line spacing, and 6 pt after paragraph spacing
Indicate whether the statement is true or false
The final ____________________ statement after the final case or default statement is not required.
Fill in the blank(s) with the appropriate word(s).