Is there any data type in c with variable size?

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Explain what is the most efficient way to store flag values?

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What is the most efficient way to count the number of bits which are set in an integer?

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Is calloc better than malloc?

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Find the second largest element in an array with minimum no of comparisons and give the minimum no of comparisons needed on an array of size N to do the same.

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What are the types of type specifiers?

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what are bit fields in c?

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What is the use of bitwise operator?

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how to compare two strings without using strcmp() function??

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What will be printed as the result of the operation below: #include<..> int x; int modifyvalue() { return(x+=10); } int changevalue(int x) { return(x+=1); } void main() { int x=10; x++; changevalue(x); x++; modifyvalue(); printf("First output:%d\n",x); x++; changevalue(x); printf("Second output:%d\n",x); modifyvalue(); printf("Third output:%d\n",x); }

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i = 25;switch (i) {case 25: printf("The value is 25 ");case 30: printf("The value is 30 "); When the above statements are executed the output will be : a) The value is 25 b) The value is 30 c) The value is 25 The value is 30 d) none

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What are the primitive data types in c?

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