Karnataka SSLC Question Paper 2020 Elements of Computer Science

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Question Paper Serial No.

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Jlflo »⁄flfl¶√}⁄ Æ⁄‚¥lV⁄◊⁄ —⁄MSÊ¿ : 4 ]
Total No. of Printed Pages : 4 ]
Jlflo Æ⁄√ÀÊ-V⁄◊⁄ —⁄MSÊ¿ : 9 ] CCE RF
Total No. of Questions : 9 ]
CCE RR
REVISED & UNREVISED
—⁄MOÊfi}⁄ —⁄MSÊ¿ : 74

91
Code No. : 74

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Subject : ELEMENTS OF COMPUTER SCIENCE

TEAR HERE TO OPEN THE QUESTION PAPER
( À¤≈¤ @∫⁄¥¿£% & Æ⁄‚¥´⁄¡¤»⁄~%}⁄ À¤≈¤ @∫⁄¥¿£%/ Regular Fresh & Regular Repeater )

¶´¤MO⁄ : 04. 04. 2020 ] [ Date : 04. 04. 2020

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—⁄»⁄flæ⁄fl : ∑ÊÿVÊX 9-30 ¬M•⁄ »⁄fl®¤¿‘⁄-12-45 ¡⁄»⁄¡ÊVÊ ] [ Time : 9-30 A.M. to 12-45 P.M.
Æ⁄¡⁄»⁄·¤»⁄© @MO⁄V⁄◊⁄fl : 90 ] [ Max. Marks : 90

General Instructions to the Candidate :

1. This Question Paper consists of 9 objective and subjective types of
questions.

2. This question paper has been sealed by reverse jacket. You have to
cut on the right side to open the paper at the time of commencement
of the examination. Check whether all the pages of the question
paper are intact.

3. Follow the instructions given against both the objective and
subjective types of questions.

4. Figures in the right hand margin indicate maximum marks.

5. The maximum time to answer the paper is given at the top of the
question paper. It includes 15 minutes for reading the question
paper.
Tear here

91 RF & RR (B)-671 [ Turn over

74 2 CCE RF & RR
Note : Answer all the questions.

1. Four alternatives are given for each of the following questions /
incomplete statements. Select the most appropriate alternative and write
it in the answer book along with its alphabet : 10 × 1 = 10
i) A group of four bits is called
(A) byte (B) nibble
(C) word (D) number.
ii) The translator which converts assembly level language to machine
level language is
(A) assembler (B) compiler
(C) interpreter (D) printer.
iii) The language which widely used for business application is
(A) PROLOG (B) FORTRAN
(C) JAVA (D) COBOL.
iv) Two parts of a program can be connected by
(A) arrow (B) rhombus
(C) circle (D) square.
v) The symbol used for an address operator is
(A) & (B) &&
(C) $ (D) %.
vi) The formatted output function in a computer programming is
(A) scanf ( ) (B) putchar ( )
(C) menu ( ) (D) printf ( ).
vii) Multiple branching can be implemented by using the statement
(A) go to (B) switch
(C) if ... else (D) break.
viii) Any expression whose output is either true or false, is called
(A) relational expression (B) logical expression
(C) arithmetic expression (D) algebraic expression.
ix) The statement allows to skip to the beginning of a control from within
a structure in program is
(A) break (B) loop
(C) continue (D) exit.
x) One control structure within the other control structure is termed as
(A) nesting (B) parameter
(C) variable (D) expression.

CCE RF & RR 3 74
2. a) List the different types of language translators. 2
b) Write the functions of an operating system. 3
c) Write the advantages of structured programming. 5
3. a) Mention the application of C language. 2
b) Explain character constants. 3
c) Write the benefits of using modular programming. 5
4. a) Define C key words. 2
b) Explain increment and decrement operator. 3
c) Write the symbols used in the system flow chart. 5
5. a) What are assignment operators ? 2
b) Write a C program to find the area of a square. 8
6. a) What are constants ? 2
b) Write a C program to compute a area of circle. 8
7. a) Write the advantages of shorthand assignment operator. 2
b) Write a C program to find whether the given number is even or odd. 8
8. a) Convert the following mathematical expressions into equivalent
C expressions : 2
AB CD
i) S = +
C A
A−B −D
ii) P = .
C
b) Write a C program to find the highest marks of a student in four
exams. 8
9. a) Identify the errors in the following statements if any : 2
i) P = x + y; 5

ii) 6= x +y+z;

b) Write a C program to find the largest of two numbers. 8

RF & RR (B)-671 [ Turn over

74 4 CCE RF & RR