C-09-CM-105/C09-IT-105
3025
BOARD DIPLOMA EXAMINATION, (C-09)
APRIL /MAY-2011
DCM-I YEAR EXAMINATION
COMPUTER FUNDAMENTALS & PROGRAMMING IN “C”
TIME: 3 Hours] [Total Marks :80]
PART - A
INSTRUCTION: (1) ANSWER ALL QUESTION AND EACH QUESTION
CARRIES FOUR MARKS
(2) ANSWER SHOULD BE BRIEF AND STRAIGHT TO THE POINT AND SHALL NOT EXEED FIVE SIMPLE SENTENCES
1. What are input/output devices ? Give 2 examples of each. 2+1
2. List the various nmber system used in digital computers. 3
3. What is the need of operating system?. 1+2
4. What is the role of Modem in accessing the Internet. 3
5. What is the difference between Algorithm and Flowchart. 3
6. What is the difference between eyword and identifier in ‘C’ language. Give two example of each. 3
7. What is a pointer in C? How to declare a pointer in C?. 2+1
8. Differentiate between structure and union? 3
9. What is an array ? How to declare and initialize an array ? 1+1+1
10. What are preprocessor directives in ‘C’. 3
Instructions : (1) Answer any five questions and each question carries ten marks.
(2) The answers should be comprehensive and the criteria for valuation is the content but not the length of the answer.
11. Draw the block diagram of computer and explain. 6
12. (a)Describe installing a new software using control panel. 5
(b) Explain the process of sending and receiving the e-mails. 5
13. (a) List the components of a window. 4 (b) Explain : 2+2+6 (1) FTP (2)Telnet (3) www
14. (a) Classify the data types in ‘C’ and explain with example. 6
(b)Write about input and output functions printf, scanf in ‘C’ 2+2
15. (a) Write a program in ‘C’ to find given positive number. 7
(b)Explain various loop statements in ‘C’. 3
16. (a) Write a C program in ‘c’ to find given positive number is prime number or not. 7 (b) Explain various loop statements in C. 3
16. (a) Write C program to sort the given numbers in ascending order in a given array. 6
(b) Differentiate between array and structure in C. 4
17. (a) Write a program to add given two double dimension matrices. 6
(b) Distinguish between Local and Global variable. 2+2
18. (a) What is the relation between Local and Global variable. 4
(b) Write a C program to find factorial of given positive number using recursive function. 6
3025
BOARD DIPLOMA EXAMINATIONS APRIL/MAY 2010
D.C.M.E. –FIRST YEAR EXAMINATION
COMPUTER FUNDAMENTALS & PROGRAMMING IN ‘C’
TIME: 3 Hours Total Marks: 80
PART-A 10*3=30
Instructions: (1) Answer all questions. Each question carries three marks.
(2) Answers should be brief and straight to the point and shall not exceed five simple sentences
- list the major functional blocks of CPU
- write about word length
- what is the need of an Operating system
- what is web browser? Give two examples of web browsers
- list any three advantages of flow chart
- list any four important features of C language
- write any three differences between variable and array
- write any thee differences between address operator and de referencing operator
- what is self referential structure? Give an example of self referential structure declaration
- list bitwise operators in C with their meaning?
PART-B 10*5=50
Instructions : (1) Answer any five questions and each question carries ten marks.
(2) The answers should be comprehensive and the criteria for valuation is the content but not the length of the answer.
- explain generations of computers
(i). malloc ( )
(ii). Calloc( )
- explain procedure to change resolution, color appearance and screen saver options of the display
- explain the process of sending and receiving email
- explain about syntax of :
(a) if- statement
(b) if –else statement
(c) nested-if statement in C
16.(a). write a C program to check whether a given number is palindrome or not?
17. write a C program to add two matrices
BOARD DIPLOMA EXAMINATION, (C09)
OCT /NOV-2010
DCM-I YEAR EXAMINATION
COMPUTER FUNDAMENTALS & PROGRAMMING IN “C”2009
TIME: 3 HOURS TOTAL MARKS:80
Time :3 Hours (Total Marks :100
1. State the use of Secondary Storages Devices used in a Computer. List any two 2+1 devices.
2. Convert the following : 3
(1011100111110.01100)2 = (?)10
3. Define a File and list any two File types. 1+2
4. Write any three difference between Internet and intranet. 3
5. Draw the flowchart to print the numbers between 1 to 10. 3
6. List the rules for naming an Indentifier. 3
7. Define a String and List any four String functions. 1+2
8. What is the purpose of calloc() function and give it’s syntax? 2+1
9. Give any three differences between structure and union. 3
10. List the input functions for reading data from a file. 3
PART-B 10*5=50
Instructions : (1) Answer any five questions and each question carries ten marks.
(2) The answers should be comprehensive and the criteria for valuation is the content but not the length of the answer.
11. (a) Explain the function of the CPU and major functional blocks of CPU. 4+3
(b) What is the need of Cache memory ?
12. What is meant by disk Defragmentation ? What is its use and how to Defragment using System tools ? 2+2+6
13. (a) Explain about IP address and write its format 3+3
(b) What is meant by search engine and list any two search engine 2+2
14. (a) Write any three important features of C language.
(b) Write a C program to find the roots of a quadratic equation ax2+ bx+c. 7
15. (a) Give the syntaxs of iterative statements. 6
(b) Write a C program to check whether the given numbers is perfect number or not 4
16. (a) Write C program to find the largest number in a single dimension Array. 5
(b) Write a C program to check whether the given string is palindrome or not. 5
17. (a) Write any four differences between call by value 4
(b) Write a C program to print Fibonacci numbers upto 6
18. (a) Write any three advantages of pointer.s 3
(b) Write a C program to check whether the given matrix is symmetric or no. 7
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