What does the nocreate and noreplace flag ensure when they are used for opening a file?

0 Answers  

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What is encapsulation in c++ with example?

0 Answers  

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What are the advantages of using typedef in a program?

0 Answers  

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write a program that will produce the ff. output. "what fruit will you buy? 1)apple 2)orange 3)mango ENTER CHOICE (1,2 or 3)> HOW MANY WILL YOU BUY?> THAT WILL COST XX.XX

1 Answers  

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Difference between Operator overloading and Functional overloading?

10 Answers   HP,

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What is name mangling?

3 Answers  

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What are the 4 types of library?

0 Answers  

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Explain linear search.

0 Answers  

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Distinguish between a # include and #define.

0 Answers  

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Read the following program carefully and write the output of the program. Explain each line of code according to given numbering. #include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <errno.h> 1……………… int main (void) { pid_t pid; 2………………………… pid = fork(); 3…………………………. if (pid > 0) { int i; 4………………………… for (i = 0; i < 5; i++) { 5………………… …………… printf(" I AM VU : %d\n", i); 6………………… …………… sleep(1); } exit(0); } 7………………… ……… else if (pid == 0) { int j; for (j = 0; j < 5; j++) { 8……………………………… printf(" I have no child: %d\n", j); sleep(1); } _exit(0); } else { 9………………………………fprintf(stderr, "can't fork, error %d\n", errno); 10……………… … ………… exit (EXIT_FAILURE); } }

1 Answers  

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How do you know that your class needs a virtual destructor?

5 Answers   Lucent,

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Which of the Standard C++ casts can be used to perform a ?safe? downcast: a) reinterpret_cast b) dynamic_cast c) static_cast d) const_cast

2 Answers   Quark,

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