Download ABVMU MBBS 1st Year 2022 January 2112130003 Biochemistry Paper II 2022 January Question Paper

2. Part-A contains 10 Multiple Choice Questions of 1 mark each.

3. Part-B contains 5 questions carrying 12 marks each.

PART-A

Answer all questions. All questions carry equal marks.

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1. Choose the valid variable name from the following:

   1. 123var
   2. var123
   3. var name
   4. $var

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2. Which of the following is a keyword in C?

   1. For
   2. While
   3. Do

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   4. All the above

3. What is the output of the following code snippet?

     #include <stdio.h> int main() { int x = 5; printf("%d", x++); return 0; }  

   1. 5
   2. 6

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   3. 4
   4. Error

4. Which operator is used to access the member of a structure using a pointer?

   1. . (dot)

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   2. -> (arrow)
   3. * (asterisk)
   4. & (ampersand)

5. What is the purpose of the malloc() function?

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   1. Allocate memory
   2. Free memory
   3. Reallocate memory
   4. None of the above

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6. What is the use of header files in C?

   1. To include standard library functions
   2. To define user-defined functions
   3. To declare variables
   4. All of the above

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7. Which of the following is the correct way to open a file in read mode?

   1. fopen("file.txt", "r")
   2. fopen("file.txt", "w")
   3. fopen("file.txt", "a")

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   4. fopen("file.txt", "rb")

8. What does the acronym 'CPU' stand for?

   1. Central Processing Unit
   2. Computer Processing Unit

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   3. Control Processing Unit
   4. Central Program Unit

9. Which data structure follows the LIFO (Last In, First Out) principle?

   1. Queue

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   2. Stack
   3. Array
   4. Linked List

10. What is the purpose of the #include directive?

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    1. To include a file
    2. To define a macro
    3. To declare a variable
    4. To define a function

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PART-B

Answer all questions. All questions carry equal marks.

1. a) Explain different types of operators used in C language with examples.

   (OR)

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   b) Explain the structure of a C program with an example.

2. a) Write a C program to check whether the given number is prime or not.

   (OR)

   b) Explain different types of looping statements in C with examples.

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3. a) Write a C program to find the largest element in an array.

   (OR)

   b) Explain different types of string handling functions with examples.

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4. a) Explain the concept of recursion with an example. Write a C program to find factorial of a number using recursion.

   (OR)

   b) Explain different types of parameter passing techniques with examples.

5. a) Explain the concept of dynamic memory allocation with examples.

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   (OR)

   b) Write a C program to copy the contents of one file to another.

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