Download VTU B-Tech/B.E 2019 June-July 1st And 2nd Semester 18 Scheme 18CPS13 C Programming for Problem Solving Question Paper

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18CPS13/23

First/Second Semester B.E. Degree Examination, June/July 2019

C Programming for Problem Solving

Time: 3 hrs.

Max. Marks: 100

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Note: Answer any FIVE full questions, choosing ONE full question from each module.

Module-1

1. a. With a neat block diagram of computer, explain its components. (10 Marks)
2. b. Classify the following into input and output devices: Monitors, visual display unit, Track balls, Bar code reader, Digital camera, Film recorder, Microfiche, OMR, Electronic Whiteboard, Plotters. (05 Marks)
3. c. Define the terms: Network, LAN, WAN, MAN and network topology. (05 Marks)

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OR

1. a. Write the basic structure of C program. Explain each section briefly with suitable example. (09 Marks)
2. b. Define operator. Explain any 6 operators with suitable example. (07 Marks)
3. c. State whether the following are valid identifiers or not: integer, float, I am, 123_AbC. (04 Marks)

Module-2

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1. a. Define and write the classification of Input and Output statements in C. Write a C-program that prints the following output:

   
   I am
   an
   SC lett,
   Enj;im-etY;fj
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2. b. Define branching statements. Explain them with syntax and suitable example. (10 Marks)
3. C. Evaluate: i = 1

   
   L : if (i&lt=5)
   printf ("Saturday");
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   i=i+1;
   goto L; printf ("Sunday");
   

   Explain your result briefly. (04 Marks)

OR

1. a. State the drawback of ladder if-else. Explain how do you resolve with suitable example. (08 Marks)

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2. b. Write a C program to get the triangle of numbers as a result:

   
   1
   12
   123
   1234
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3. c. Write a C program to check whether given number is prime or not. (06 Marks)

Module-3

1. a. Define an array. Explain with suitable example how do you declare and initialize 1D array. (10 Marks)
2. b. Write a C program to search an element using linear and binary techniques. (10 Marks)

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OR

1. a. Define a string. Explain any 4 string library functions with syntax and example. (10 Marks)
2. b. Write a C program to copy a string (combination of digits and alphabets) to another string (only alphabets). (10 Marks)

Module_4

1. a. Define a function. List and explain the categories of user defined functions. (10 Marks)

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2. b. Write a C-program for evaluating the binomial coefficient using a function Factorial (n). (10 Marks)

OR

1. a. Define a recursion. Write a C recursive function for multiplying two integers where a function call is passed with two integers m and n. (10 Marks)
2. b. Differentiate: (i) User defined and built-in function (ii) Recursion and iteration (10 Marks)

Module_5

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1. a. Define structures. Explain how do you declare, initialize and represent the memory for structure variable. (10 Marks)
2. b. Write a C program that accepts a structure variable as a parameters to a function from a function call. (10 Marks)

OR

1. a. Define pointers. Explain pass by value and pass by reference with C statements and an example. (10 Marks)
2. b. Define pre-processor directives. Write C program that finds the addition of two squared numbers, by defining macro for Square (x). (10 Marks)

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