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1. Given the following grammar S à 0A0 | 1B1 | BB; A à C; B à S | A; C à S | ε, (a) (Derivation)
Given a left-most and right-most derivation of a string 01001110 (b) (Parse tree) Draw the parse tree from step (a)
2. (Language to PDA) Design a PDA whose language is {ambncpdq | m + n = p + q}.
3. (a) (Language to CFG, closure property) Construct CFG for the following language L = {bi a2i | i >= 0} (b) (CFG to PDA) Design a PDA for the above grammar using a transition diagram and specifying the start/accept state(s), start symbol on the stack. (c) (PDA computation) Show the stack
content, state of the PDA in each step given an input string baa
4. (Pumping lemma) Use pumping lemma to show that the following language is not context free {0i1j | i is not a multiple of j}
5. Show that the language L = {aibj |i ≠ j) is context free.
You must be fond of a sport or any hobby like painting or dancing or singing .imagine that you have become a star in your field of interest .one day, you meet a poor boy with a lot
what's active voice? This version shows the active voice, whose structure is subject + active verb + object. Because it uses "caught" as a verb rather than as a participle, the
Writing Editorials What's an editorial? Most newspapers and news magazines, as well as online news services and broadcast news programs, contain editorials: here, the public
A many country mainly exports cans of mixed fruit, having papayas, bananas, and mangoes. The powerful papaya lobby has imposed restrictions on the contents of the cans: they must h
Alec is a picky eater. He will only eat pizza that contains pineapple, tuna, or both mushrooms and ham, but he will refuse to eat any pizza that contains pepperoni or tomato sauce.
How big is a paragraph? There's no fixed number of sentences that make up a paragraph, just as there's no fixed length for a sentence. Generally, though, aim for a happy mediu
a place where widows live
state the distinguishing features of literary writing by citing examples and discussing them
Ask question #Minimum 1Leo Tolstoy''s "How Much Land Does a Man Need?" presents a peasant, Pahom, who is overcome with greed and pride. The Devil tempts him to want more and more l
design a communicative game or a problem solving task in which the time table is used to give the students practice in requesting for information. time allotted for the task and la
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