Answer Posted / sachin dohre

Working of Semaphore is Atomic i.e till semaphore released
no change in shared memory could occur,, while in case of
variables it could be changed while context switching

What are the general description for loop statement and available loop types in c?

1173

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Is it acceptable to declare/define a variable in a c header?

1185

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main() { printf("hello"); fork(); }

1253

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What are loops c?

1107

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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

2978

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Explain the meaning of keyword 'extern' in a function declaration.

1215

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What happens if header file is included twice?

1217

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What is the purpose of main( ) in c language?

1193

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What is wrong with this program statement?

1088

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What kind of structure is a house?

1105

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How do I get an accurate error status return from system on ms-dos?

1183

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How to implement a packet in C

2936

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When should a type cast be used?

1070

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Why c language is called c?

1070

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What is the use of a conditional inclusion statement in C?

1119

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