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Karnataka SSLC JTS : KSEEB Elem of Comp Sci IV JTS IV April 2009

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J X R z W : 9 ] [ Total No. of Qu estions : 9 ] J X z W : 3 [ Total No. of Printed Pages : 3 x z W : J.T.S. IV J.T.S. IV : | ] W ] IV Code No. : Subject : ELEMENTS OF COMPUTER SCIENCE IV : Date 13.06.2009 : 13.06.2009 : B 10-30 W R 1-30 ] [ Time : 10-30 A .M. to 1-30 P.M. ] : 90 [ Max. Marks : 90 Note : A nswer all the questions. I. Fill in the blanks with the correct word(s) by selecting from the choices given in the brackets : 10 1 = 10 i) is brain of the compu ter. ( CPU, A LU, Control Uni t ) ii) Copy command is u sed to make of an existing file. ( directi on, create, duplicate ) iii) is a set of software programs which provides an interface between the u ser and the computer. ( Operating system , Applicati on software, System software ) iv) MS-Excel is a Windows based package. ( i mage, spread sheet, data acc ess ) [ Turn over J.T .S. IV v) 2 Th e smallest individual units of a C program are called as . ( c onstants, variables, C tokens ) vi) are the u ser given names. ( Keyw ords, Identi fiers, Strings ) vii) Comma operators, siz e of operators and member selection operators are the operators. ( speci al, logical , comm on ) viii) Reading a simple character can be done by u sing a function . ( get ( ), put ( ), getchar ( ) ) ix) C langu age was originally developed by . ( Brain Kerhighan, Denni s Ritc hie, Charles Babbage ) x) Bitwise operator allows to perform bi t manipu lation on . ( alphabet, c haracter, data ) II. Define arithmetic logic unit. 2 b) What are the steps involved in problem solving ? 4 c) III. a) Name some system software and application software. 4 a) What is directory ? 2 b) What are the mathematical functions used in MS-Excel ? 4 c) What are the different views of the presentation in Microsoft power point ? 4 3 IV. J.T .S. IV a) What is chart ? 2 b) Write short notes on the following : 6 i) Database features of Excel ii) Sorting of the database. c) a) Define data type. 2 Write a C program to convert binary to decimal. 8 a) Write a short note on basic stru ctu re of C program. 3 b) VI. 2 b) V. What is mail merge ? Write a C program to get display of even nu m bers in between 1 to n. 7 VII. a) What is C token ? How are they classified ? 3 b) Write a C program to get display of first n natural nu mbers by u sing while loop. 7 Which are the different data types in C ? Give examples. 4 b) Write a C program to calcu late area of a triangle. 6 a) Explain the stru cture of C langu age. 3 b) Write a C program to convert Fahrenheit to Celsiu s. 7 VIII. a) IX. [ Turn over

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Additional Info : Karnataka SSLC (Secondary School Leaving Certificate) Junior Technical School (JTS) - Karnataka Secondary Education Examination Board (KSEEB)
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