Context-Free Grammars
9:00
Question 1 of 9
Which of the following languages is context-free but not regular? [GATE CS 2011]
{a^n | n ≥ 1}
{a^n b^n | n ≥ 1}
{a*b*}
{a, b}*
Question 1 of 9
Which of the following languages is context-free but not regular? [GATE CS 2011]