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Which of the following is TRUE while using PL/SQL FOR Loop?

51. Which of the following is TRUE while using PL/SQL FOR Loop?

1. The counter variable is implicitly declared in the declaration section, so you do not need to declare it explicitly.
2. It is not necessary to explicitly increment the counter variable since it is incremented by 1.
3. FOR loops can use EXIT WHEN and EXIT statements, but it isn't often used.
4. All of the above

Answer: D) All of the above

Explanation:

While using PL/SQL FOR Loop –

1. The counter variable is implicitly declared in the declaration section, so you do not need to declare it explicitly.
2. It is not necessary to explicitly increment the counter variable since it is incremented by 1.
3. FOR loops can use EXIT WHEN and EXIT statements, but it isn't often used.