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ICSE Class X Sample / Model Paper 2025 : Computer Science

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ICSE 2023 EXAMINATION 3rd MOCK TEST QUESTION PAPER COMPUTER APPLICATIONS Maximum Marks: 100 Time allowed. Two hours Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this Paper is the time allowed for writing the answers. 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 (Attempt all questions from this Section.) Question 1 Choose the correct answer and write the correct option. [20] 1.The parameter list in a function definition is called: a) Function prototype b) Function signature c) Both a and b d) None of these 2. Which of these method of String class can be used to test to strings for equality? a) isequal() b) isequals() c) equal() d) equals() 3. What is the process of defining more than one method in a class differentiated by parameters? a) Function overriding b) Function overloadingc) Function doubling d) None of the mentioned 4.Which of the following declaration of the array contains the error? A) int x[ ]= int[10]; B) int [ ] y=new int[5]; C) float d[ ]= [1,2,3]; 5.Which of the following classes are available in the java.lang package? i) Stack ii) Object iii) Math iv) Random A) i and ii only B) ii and iii only C) ii and iv only D) i and iv only 6. Which of the following method call gives the position of X that occurs after n^th position in the string S1. A) S1.indexOf( X ) B) S1.indexOf( X , n) C) S1.index( X , 1) D) S1. index( X , n) 7.What is the size of a long datatype in java? a) 32 bits b) 48 bits c) 64 bits c) long data type is not supported in java 8. A set of instructions written in a high level programming language is called. a) object code b) Byte code c) Source code d) all of these 9. ASCII is _________ a) 6 bit set of codes b) 7 bit set of codes c) 8 bit set of codes d) 1 bit set of codes 10.choose the odd one a) byte b) long c) int ix)char 11. What is the result stored in x, after evaluating the following expression? int x=5, x=x+*2 =3*--x; a) 30 b) 40 c) 25 d) 51 12. Arrange the following primitive data types in the ascending order of their size Rakesh Sir _ MOCK TEST PART 2/4

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