UP Board Class 10 Model Paper 2022 Computer

Model Question Paper 2021-22 Class-10 Computer Time: 3 hours 15 minutes Maximum marks-70 Note: First 15 minutes are allotted for the candidates to read the question paper. Instruction: All questions are compulsory. 1- Select and write the correct answer. 5x1=5 i)The speed of transmission of data in a communication medium is often measured in- a. CPS b. BPS c. BITS d. DIP ii) Satellite broadcast is based on…………………………..Network topology. a. Star b. Tree c. Bus d. Ring iii) Which of the following is not a protocol? a. TCP/IP b. ISP c. HTTP d. X.25 iv) Group of 8 bits is called- a. Byte b. Nibble c. Word d. Megabyte v) How many input variables can there be in a NOT Gate? a. One b. Two c. Three d. Infinite 2- Answer in brief the following: 5x1=5 a. Write the full form of LAN. b. Write the full form of MODEM c. Write the names of Boolean operators. d. Define ‘Byte’. e. Give an example of a search engine. 3- Answer the following questions. 5x2=10 a)Explain the following terms related to communication-

i)Simplex ii)Duplex b) What do you understand by complement system of 1’s ? c) What is bandwidth? Give a brief introduction. d) What do you understand by E-mail? e) Differentiate between ‘cat’ and ‘more’ commands in Linux. 4- Answer all parts: 5x2=10 a) Explain the following - i) Analog transmission. ii) Digital transmission. b) Write two advantages of star topology . c) What do you understand by ASCII? d) What is ‘Messaging over LAN’. e) What do you mean by ‘principle of duality’? 5-Answer all parts: 3x4=12 a) Write the characteristics of Linux operating system. b) Describe the features and utilities of E-mail . c) Describe NAND and NOR Logic gates. 6-Answer all parts: 3x4=12 a) What is network? Explain the different types of networks. b) What do you mean by function prototype? Explain with an example. c) What is Vi Text Editor? Describe briefly. 7-Write a program in ‘C’ to input the marks of 30 students and print the sum and average of their marks. 4x2=8 or What do you understand by the following terms- 4x2=8 a)Searching b)Sorting 8-What is function? Write its major types? Explain with example. 4x2=8 OR What is Array? Explain its kinds with appropriate examples. 4x2=8