What is the scope of an external variable in c?
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What are categories used for in c?
Discuss similarities and differences of Multiprogramming OS and multiprocessing OS?
main() { int i; printf("%d",((i=1)*i-- - --i*(i=-3)*i++ + ++i)); } ans is 24 bt how?pls tell smbody............
How can I prevent another program from modifying part of a file that I am modifying?
How many keywords are there in c?
Read N characters in to an array . Use functions to do all problems and pass the address of array to function. 1. Print only the alphabets . If in upper case print in lower case vice versa.
Explain spaghetti programming?
1 1 2 1 2 3 1 2 3 4 1 2 3 1 2 1 generate this output using for loop
2) Write a program that will help Air Traffic Control for an airport to view the sequence of flights ready for take-off. The airport can accommodate 10 flights waiting for take-off at any point in time. Each flight has a unique 3 digit numeric identifier.  Each time a flight takes-off, Air Traffic Control adds a flight to the waitlist. Each time a flight is added to the waitlist, the list of flights waiting to take-off must be displayed.  When a flight is cleared for take-off, Air Traffic Control removes the flight from the waitlist. Each time a flight takes-off, the list of flights waiting to take-off must be displayed.  Sequence of take-off is the sequence of addition to the waitlist
24.what is a void pointer? 25.why arithmetic operation can’t be performed on a void pointer? 26.differentiate between const char *a; char *const a; and char const *a; 27.compare array with pointer? 28.what is a NULL pointer? 29.what does ‘segmentation violation’ mean? 30.what does ‘Bus Error’ mean? 31.Define function pointers? 32.How do you initialize function pointers? Give an example? 33.where can function pointers be used?
What are multibyte characters?
What is time null in c?