2022 Paper 1 Revision Quiz

1. In Recursion, the part of the code which runs itself is called?

	General Case.
→	Correct
	Base Case.
→	Incorrect
	Repeating Case.
→	Incorrect
	Recursive Case.
→	Incorrect

2. In Recursion, the condition which stops the recursive calls is called?

	General Case.
→	Correct
	Base Case.
→	Incorrect
	Repeating Case.
→	Incorrect
	Recursive Case.
→	Incorrect

3. Look at this sample code:

1: public int Fact(int num)
2: {
3:   if (num == 0)
4:       return 1;
5:   else
6:       return num * Fact(num-1);
7: }

Which of these lines are the General Case?

	3
→	Incorrect
	4
→	Incorrect
	5
→	Incorrect
	6
→	Correct

4. Look at this sample code:

1: public int Fact(int num)
2: {
3:   if (num == 0)
4:       return 1;
5:   else
6:       return num * Fact(num-1);
7: }

Which of these lines are the Base Case?

	3
→	Almost, this is the condition which causes the base case
	4
→	Correct
	5
→	Incorrect
	6
→	Incorrect

5. Look at this sample code: 1: public int Fact(int num) 2: { 3: if (num == 0) 4: return 1; 5: else 6: return num * Fact(num-1); 7: }

The function Fact is run with the parameter of 5.

Fact(5);

Name a famous Greek philosopher.

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