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SOUTH END SCHOOL X Affiliated to CISCE, New Delhi (ICSE) Affiliation No. WB420 Nalhati, Birbhum PRE-BOARD EXAMINATION YEAR 2023-24 Maximum Marks 100 Subject Computer Applications (Theory) Time - 2 Hours ______________________________________________________________________________________________ This paper is divided into two Sections. Attempt all questions from Section A and any four questions from Section B. The intended marks for questions or parts of questions are given in brackets [ ]. ______________________________________________________________________________________________ Section A (40 Marks) (Attempt all questions from this Section.) Question 1 [20] Choose the correct answers to the questions from the given options. (Do not copy the question, Write the correct answer only.) (i) Name the feature of Java depicted in the following picture. (a) Polymorphism (b) Inheritance (c) Encapsulation (d) Data Abstraction (ii) The new operator is used to allocate dynamic memory for: (a) Arrays (b) Objects (c) Primitive variables (d) Both a and b (iii) The term given to the non-graphic characters that control the way how data gets printed on an output device is: (a) Identifier (b) Unicode (c) Punctuators (d) Escape sequence (iv) Which operation will be performed at first in the statement ++i<=20; ? (a) Comparison (b) Increment (c) Both a and b (d) None of these (v) for(int x = -1; x<=5; x++); The above statement can be termed as: (a) Null loop (b) Empty loop (c) Body less loop (d) All of these (vi) The type of operators that is used to define a basic conditional expression is: (a) Relational (b) Logical (c) Ternary (d) All of these (vii) What will be the return data type and the result produced by the following statement ? Math.round(7.5f) + Math.rint(6.5); (a) int, 15 (b) long, 14 (c) double, 14.0 (d) float, 15.0f Page 1 of 5
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