Answer Posted / test

semaphores helps is a varible which is used to protect the shared data .hence avoiding the coruption of data by the threads acting simultaniously..

What does %p mean c?

1123

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Why should I use standard library functions instead of writing my own?

1325

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What are linker error?

1152

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If errno contains a nonzero number, is there an error?

1440

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main() { inta=10,b=20; a>=5?b=100:b=200; printf("%d ",b); }

1656

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Explain what is the concatenation operator?

1239

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Does c have class?

1181

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What does stand for?

1145

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Write program to remove duplicate in an array?

1135

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How does sizeof know array size?

1174

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Should I learn data structures in c or python?

1074

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struct screen_pos{ int row, col } ;move_right(cursor)struct screen_pos *cursor;{ cursor.col++; } /* This statementhas a syntax error */What is the correct statement a) cursor.col = cursor.col + 1; b) col.cursor++; c) *cursor.col++; d) pointer

1351

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Is null equal to 0 in sql?

1196

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How to declare pointer variables?

1320

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Explain the difference between null pointer and void pointer.

1137

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