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FIRST PRELIMINARY EXAMINATION NOVEMBER 2018 COMPUTER SCIENCE PAPER 2 (PRACTICAL) Class : XII - ISC Marks: 30 Time : 3 Hrs. Date : 21/11/2018 (Candidates are allowed additional 15 minutes for only reading the paper. They must NOT start writing during this time) ---------------------------------------------------------------------------------------------------------------------------The total time to be spent on the Planning session and Examination session is Three hours. Planning session: 90 minutes. Examination session: 90 minutes Note: Candidates are to be permitted to proceed to the Examination Session only after the 90 minutes of the Planning Session are over. ---------------------------------------------------------------------------------------------------------------------------This paper consists of three problems from which candidates are required to attempt any one problem. This paper Consists of 4 printed pages. Candidates are expected to do the following : 1. Write an algorithm for the selected problem. (Algorithm should be expressed clearly using any standard scheme such as pseudo code [3] or in steps which are simple enough to be obviously computable) 2. Write a program in JAVA language. The program should follow the algorithm and should be logically and syntactically correct [5] 3. Document the program using mnemonic names / comments, identifying and clearly describing the choice of data types and meaning of variables [2] 4. Code / Type the program on the computer and get a print out ( Hard Copy ). Typically, [2] this should be a program that compiles and runs correctly. 5. Test run the program on the computer using the given sample data and get a print out of [5] the output in the format specified in the problem. 6. Viva-Voce on the Selected Problem [3] In addition to the above, the practical file of the candidate containing the practical work related to programming assignments done during the year is to be evaluated as follows: Programming assignments done throughout the year (by the Teacher) [5] Programming assignments done throughout the year (by the Visiting Examiner) [5] (1)
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