c Language

C Questions 1. What does static versatile mean? autonomic nauseous system: tranquil variables argon the variables which retain their values amidst the function c in alls. They atomic number 18 initialized only once their scope is within the function in which they are defined. 2. What is a pointer? autonomic nervous system: pointers are variables which stores the spill the beans of another variable. That variable may be a scalar (including another pointer), or an aggregate ( pasture or building). The pointed-to intention may be part of a larger object, such(prenominal) as a field of a structure or an member in an array. 3. What are the uses of a pointer? Ans: Pointer is used in the following cases i) It is used to regain array elements ii) It is used for dynamic memory allocation. iii) It is used in visit by reference iv) It is used in randomness structures like trees, graph, relate list etc. 4. What is a structure? Ans: social organisation constitutes a super data vitrine which represents some(prenominal) contrasting data types in a maven unit. A structure net be initialized if it is static or global. 5. What is a union? Ans: Union is a prayer of heterogeneous data type but it uses efficient memory exercise technique by allocating abounding memory to hold the largest member. hither a single area of memory contains values of diametrical types at different season. A union merchant ship never be initialized. 6.

What are the differences between structures and union? Ans: A structure variable contains each of the telld members, and its size is large bo untiful to hold all the members. Structure e! lements are of same size. A union contains iodine of the named members at a given time and is large enough to hold the largest member. Union element can be of different sizes. 7. What are the differences between structures and arrays? Ans: Structure is a collection of heterogeneous data type but array is a collection of homogeneous data types. set out 1-It is a collection of data items of same data type. 2-It has result only 3-.There is no keyword. 4- array name represent the talking to of...If you want to get a effective essay, order it on our website: BestEssayCheap.com

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