printf(), scanf() these are a) library functions b) userdefined functions c) system functions d) they are not functions

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how does the for loop work actually..suppose for the following program how it ll work plz explain to me for(i=5;i>=0;i--) prinf(i--);

19 Answers   RMSI,

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What is the difference between specifying a constant variable like with constant keyword and #define it? i.e what is the difference between CONSTANT FLOAT A=1.25 and #define A 1.25

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What are preprocessor directives in c?

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what is difference between ++(*p) and (*p)++

17 Answers   Accenture, HCL, IBM,

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Explain what are its uses in c programming?

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#include<stdio.h> void main() { int a=10,b=20,c=30; printf("%d",scanf("%d%d%d",&a,&b,&c)); } what is the output for this?

4 Answers   IIIT,

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Is null valid for pointers to functions?

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can any one please explain, how can i access hard disk(physical address)? it is possible by the use of far,near or huge pointer? if yes then please explain......

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i want to switch my career from quailty assurance engineering to development kindly guide me from which programming language its better for me to start plz refer some courses or certifications too i have an experience of 1.5 yrs in QA field.Kindly guide me

0 Answers   Microsoft,

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Is using exit() the same as using return?

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Can one function call another?

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