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ICSE Class 8 Sample / Model Paper 2021 : Computer Science

1 pages, 21 questions, 0 questions with responses, 0 total responses,    0    0
Soumya Roy
Sikkim Manipal University (SMU), Gangtok
Master of Computer Application Computer Application
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MADHUSTHALI VIDYAPEETH F.M 40 Time 1h Date : PROMOTIONAL EXAMINATION : 2020-2021 SUBJECT: COMPUTER CLASS- VIII Q.1 Fill in the blanks with the correct words: (a) (b) (c) (d) A . represents input/output in a flowchart. is used in remote controls. The int data type takes .. bytes of storage. $B7 is an example of referencing. Q.2 State whether True or False. Correct the false statement(s): (a) (b) (c) (d) (b) (c) (d) [4] What is the use of the oval symbol in a flowchart? a. Used to show the start of a program only. b. Used to show the end of a program only. c. Used to show the starting and ending of a program. This type of network is used in a city. a) PAN b) LAN c) MAN Which data type is used to store a whole number? a) float b) int c) double If cell B1 has the formula =A1*$C$1 and the formula is copied to cell B2, then which of these will be the formula in B2? a. =A2*$C$1 b. =A1*$C1 c. =A1*C$1 Q.4 Draw the flowchart for the following: (a) (b) [4] All cells in rows 5 through 9 are referred as 5:9. A variable name can start with a digit. A switch broadcasts data to all the computers connected to it. The decision box is circular in shape. Q.3 Choose the correct option: (a) [4] [8] To enter three numbers, find and display their sum and average. To enter two numbers, find and display the greater of the two numbers. Q.5 Answer the following questions briefly: (a) (b) (c) (d) (e) Write two characteristics of a good algorithm. [2] What are the classifications of computer networks based on the coverage area? [2] What is URL? What are its two types? [2] What is the difference between the three types of cell referencing? [3] When would you get the error ##### in Excel? [1] Q.6 Write a program in Java to print odd numbers from 100 to 1000. [5] Q.7 Write a program in Java to input any number through a function argument and print the product of its digits. {If the number is 1983, the output should be 1 + 9 + 8 + 3 = 21} [5] *********************************** 1

 

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