Answer Posted / xsoft

null this is a key word in C language but the nul this
keyword used in dos Programming as you can you use it in C
programming with the function system("dir ./a>nul");
then when can consider this nul as an output.

Create a registration form application by taking the details like username, address, phone number, email with password and confirm password (should be same as password).Ensure that the password is of 8 characters with only numbers and alphabets. Take such details for 3 users and display the details. While taking input password must appear as “****”.

2644

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What are the two forms of #include directive?

640

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what is the basis for selection of arrays or pointers as data structure in a program

3784

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How does sizeof know array size?

620

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What is floating point constants?

685

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Write programs for String Reversal & Palindrome check

594

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What is the difference between void main and main in c?

621

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How can you find the exact size of a data type in c?

597

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What is identifiers in c with examples?

672

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What are identifiers c?

560

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What is the process of writing the null pointer?

605

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What is integer constants?

615

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Explain union.

633

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Write a client and server program in C language using UDP, where client program interact with the Server as given below: i) The client begins by sending a request to send a string of 8 characters or series of 7 numbers, the server sends back a characters or numbers as per the request of the client. ii) In case of series of 7 numbers: The client sends a multiplication of numbers, to the server. iii) In case of a string of 8 characters: The client sends a reverse order of string to the server.. iv) Server will send an acknowledgment to the client after receiving the correct answer

3839

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console I/O functions means a) the I/O operations done on disk b) the I/O operations done in all parts c) the input given through keyboard is displayed VDU screen d) none of the above

651

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