In Java, which loop is used when you want to execute a block of code at least once?
A. switch loop
B. for loop
C. do-while loop
D. while loop
Answer: Option C
A. switch loop
B. for loop
C. do-while loop
D. while loop
Answer: Option C
What is the purpose of the "if" statement in Java?
A. To execute a block of code conditionally
B. To create loops
C. To declare variables
D. To define methods
A. No output
B. Error
C. Hello
D. 5
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