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CS402 Current Final Term Fall 2013 Shared by +W@Q@S KHAN+ File 3



sukar ha Allah ka g paper acha ho gya......
CFG bnna ta aik regular expression ka....... (a+b)*bbb(a+b)* 5 marks ka
derivation tree bnna ta......010101 string ka......... CFG dia hva ta 5 marks ka......
aik CFG dia hva ta phr 5 strings di hoi ti......... us main sy btna tha k kon c strings
CFG sy banti hain.......... 3 marks ka......
CNK form bnni thi aik regular expression ki........ (a+b)*a ye regular express ta. 5 marks
nondeterministic PDA ko define karna tha. 2 marks ka
TOp down parsing ka aik question ta...... 3 marks ka
aur regular expression likny ti starting and ending in different letters. 3 marks ki
pop ko define karna ta wid diagram 3 marks ka....
aur push down operator sy aik regular expression pass karwana ta 5 marks ka.
baki ab zehan main nai a rha......

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