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Give a one-line C expression to test whether a number is a power of 2. [No loops allowed - it's a simple test.]
1106Given two strings S1 and S2. Delete from S2 all those characters which occur in S1 also and finally create a clean S2 with the relevant characters deleted.
1433Write an efficient algo and C code to shuffle a pack of cards.. this one was a feedback process until we came up with one with no extra storage.
1085GIven a sequence of characters. How will you convert the lower case characters to upper case characters. ( Try using bit vector - sol given in the C lib -> typec.h)
1123I was a c++ code and was asked to find out the bug in that. The bug was that he declared an object locally in a function and tried to return the pointer to that object. Since the object is local to the function, it no more exists after returning from the function. The pointer, therefore, is invalid outside.
1153c programs are converted into machine language with the help of a) an interpreter b) a compiler c) an operatinf system d) none of the above
1280the real constant in c can be expressed in which of the following forms a) fractional form only b) exponential form only c) ascii form only d) both a and b
2706a character variable can at a time store a) 1 character b) 8 characters c) 254 characters d) none of the above
3 5172which of the following is not a character constant a) 'thank you' b) 'enter values of p, n ,r' c) '23.56E-o3' d) all of the above
2089the maximum value that an integer constant can have is a) -32767 b) 32767 c) 1.701e+38 d) -1.7014e+38
1 2610the maximum width of a c variable name can be a) 6 characters b) 8 characters c) 10 characters d) 20 characters
2 11110
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