Placement Papers - Protechsoft

This company got a total of 4 rounds:

1. C-test.
2. Technical interview on campus.
3. Technical interview at the office.
4. HR interview.
5. Offer letter.

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This C-test contains a total 5 questions, all 5 of which were programs, a total of 45 min were given to finish it, but just completing any one or two programs correctly out of 5 is enough to complete this 1st round, the questions are.

1. Write a program to convert the hexadecimal given as a string to an integer.
2. Write a C function equivalent to strncmp().
3. Write a program to find out how many times a given character is present in the given string.
4. Check the status of 177th bit in the string declared as Char String[57].
5. Write a menu-based program to create a linked list with 5 nodes whose nodes are defined as follows and display all the input data.

(the defined data varies for different question papers).

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In the 2nd, 3rd and 4th round they asked about technical things and made us write programs etc. etc.
I hope this will be useful to you.

ALL THE BEST.