CS606 Quiz 2 May 2026

Quiz 1 - CS606 (Q1/10)

Question:

What happens when a parsing error occurs during non-recursive predictive parsing?

1. The input string is rejected as invalid.
2. The parser switches to recursive parsing mode.
3. The parsing process restarts from the beginning.
4. The parser automatically corrects the error.

Correct answer: The input string is rejected as invalid.

Copied: 5/18/2026, 9:04:22 AM

Quiz 2 - CS606 (Q2/10)

Question:

The parsing completion criteria in non-recursive predictive parsing include:

A. Non-empty stack and consumed input tokens B. Empty stack and remaining input tokens

C. Empty stack and consumed input tokens

D. Non-empty stack and remaining input tokens Copied: 5/18/2026, 9:04:46 AM

Quiz 3 - CS606 (Q3/10)

Question:

�T�h�e� �r�u�l�e� �"�S� !’� µ�"� �s�a�y�s� �t�h�a�t� �t�h�e� �s�y�m�b�o�l� �S� �C�A�N� �N�O�T� �b�e� �r�e�w�r�i�t�t�e�n� �a�s� �a�n� �e�m�p�t�y� �s�t�r

A. False

A. ---

B. ----

C. --

D. - Copied: 5/18/2026, 9:06:37 AM

Quiz 9 - CS606 (Q9/10)

Question:

In the context of recursive descent parser in C++, what does the condition "op == PLUS || op == MINUS" check in the isPresent() function?

1. It validates the syntax of the expression.
2. It verifies if the current operator is addition or subtraction.
3. It checks if the expression is valid.
4. It ensures the correctness of the token stream.

Correct answer: It verifies if the current operator is addition or subtraction.

Copied: 5/18/2026, 9:07:11 AM

Quiz 10 - CS606 (Q10/10)

Question:

What is the purpose of the FIRST set in LL(1) parsing?

1. To determine the first terminal symbol in each production rule
2. To determine the first set of all non-terminals in the grammar
3. To determine the first set of all terminal symbols in the grammar
4. To determine the first non-terminal symbol in each production rule

Correct answer: To determine the first terminal symbol in each production rule

Copied: 5/18/2026, 9:07:30 AM