1.what are local and global variables? 2.what is the scope of static variables? 3.what is the difference between static and global variables? 4.what are volatile variables? 5.what is the use of 'auto' keyword? 6.how do we make a global variable accessible across files? Explain the extern keyword? 7.what is a function prototype? 8.what does keyword 'extern' mean in a function declaration?

2 Answers   nvidia,

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what is volatile in c language?

9 Answers   Cap Gemini, HCL, Honeywell, TCS, Tech Mahindra,

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Why is it usually a bad idea to use gets()? Suggest a workaround.

1 Answers  

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Is c still relevant?

0 Answers  

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here is a link to download Let_Us_C_-_Yashwant_Kanetkar

3 Answers   Microsoft,

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What is getch() function?

0 Answers  

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Which of the following about automatic variables within a function is correct ? a.its type must be declared before using the variable b.they are local c.they are not initialised to zero d.they are global.

6 Answers   FCI, TCS,

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What are 'near' and 'far' pointers?

0 Answers  

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How we can write a value to an address using macro..?

0 Answers   Tata Elxsi,

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declare afunction pointer to int printf(char *)?

1 Answers   HCL,

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write a program to check whether a given integer is a strong number or not? [Hint: 145=1!+4!+5! =1+24+120 =145]

7 Answers   Calsoft,

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What is f'n in math?

0 Answers  

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