An expression involving byte, int, and literal numbers is promoted to which of these?
A. int
B. long
C. byte
D. float
Answer: Option A
A. int
B. long
C. byte
D. float
Answer: Option A
Which of the following is not a valid identifier for a Java variable?
A. my_var
B. _myVar
C. 3rdVar
D. $var
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