COMPUTER U.P. BOARD
CLASS X EM
Sample Paper I
TT: 3 hrs MM: 70
Note: Answer all questions
1. Select and write the correct answer 5X1=5
i. Which of the following is not a protocol
a. TCP/IP
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b. ISP
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c. HTTP
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d. X.25
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ii. Which of the following is not software?
a. Linux
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b. LAN
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c. UNIX
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d. Windows
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iii. Which of the following is the sum of the binary number (1010)2 and (111)2?
a. (10101)2
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b. (1111)2
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c. (10001)2
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d. (10011)2
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iv. Linux is equivalent to which OS
a. Unix
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b. DOS
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c. Windows
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d. None
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v. Which of the following declaration is not valid in C-Language?
a. float rate;
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b. int a;
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c. double percentage;
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d. int a,c;
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2. Explain the following: 5X1=5
a. MODEM
b. Optical fiber
c. Topology and its types
d. Wireless transmission
e. String
3. Explain the following 5X2=10
a. Operating system
b. Difference between Linux and windows
c. Advantages of Linux
d. GUI AND CLI
e. Serial and parallel transmission
4. Answer all parts 5x2=10
a. Short notes on Number system
b. Explain the rules of addition and subtraction in binary number system.
c. What is searching?
d. Write short notes on history of C language.
e. What is array?
5. Answer all parts 3X4=12
a. Sketch the diagram of primary communication model and describe its main components.
b. Explain any four string library functions.
c. Explain the important features of Linux operating system.
6. Answer all parts 3X4=12
a. What is sorting? What are its various types? Explain any one with example.
b. Explain the types of function on the basis of return type and argument list.
c. Differentiate between one dimensional and two dimensional arrays with example.
7. Explain various types of searching with example. 8
8. Answer the following
a. Write a program in c to reverse any number given by user. 4
b. Write a program in c to check for a given string to be palindrome or not. 4
Thanks sir for the simple paper
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