C mcq test 4

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Published on March 14, 2014

Author: amankamboj10004

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c,c++, programming,mcq,multiple choice question

For more MCQ Question visit www.csemcq.com Q1. If an integer need 2 bytes of storage then the maximum value of an signed integer is: a) 216 -1 b) 215 -1 c) 216 d) 215 Ans b Explanation: In signed magnitude form one bit is used to store the sign so only 15 bits are available to store the value. Q2. If cse is an input then the following program fragment results in Char x,y,z; Printf(“%d”,scanf(“%c”, “%c”, “%c”,&x,&y,&z)); results in a) Syntax error b) A fatal error c) Segmentation violation d) Printing of 3 Ans d Explanation: Scanf() function returns number of successful matches I.e. 3 in this case Q3 The statement printf(“%d”,sizeof(“”)); prints a) An error message b) 0 c) garbage d) 1 Ans d Q4 The following program fragment: if (a=5) printf(“a is five”); else printf(“a is not five”); result in the printing of a) a is five b) a is not five c) nothing d) garbage ans a q5 main()

For more MCQ Question visit www.csemcq.com { Int i=5; i=(++i)/(i++); printf(“%d”,i); } prints: a) 2 b) 5 c) 1 d) 6 Ans a Q6 The statement printf(“%d”,10?0?5:11:12); prints: a) 10 b) 0 c) 12 d) 11 Ans d Q7 if you are using “open” function for opening a file the file handle should be of--------type a)FILE b) int c) char d)none of the above ans a; Q8 What will be the output of following program: #define ISLOWER(a)(a>=97&&a<=127) #define TOUPPER(a)(a=a-32) int main() { char ch=’c’; if(ISLOWER(ch)) ch=TOUPPER(ch); printf(“%c”,ch); } Ans a)C b)c c)99 d) None of the above Q9. Find the output of program: int main() { int i;

For more MCQ Question visit www.csemcq.com for(i=-1;i<=10;i++) { if(i<5) continue; else break; printf("gets printed only once"); } } Ans a)No output b) Gets Printed only once c)Error d) None Q10 Find the output of program: int main() { if(printf("C for yourself how it worksn")) getch(); } a) Error b) C for yourself how it works c) none e) C for yourself how it works C for yourself how it works C for yourself how it works C for yourself how it works ---------------------------------- Ans b

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