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Computer Applications

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Sai Madhan
Chinmaya Vidyalaya, Kunnumpuram, Thiruvanathapuram

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COMPUTER APPLICATIONS (Theory) (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 (40 Marks) Attempt all questions Question 1 (a) Name any four tokens of Java. [2] (b) Give the difference between actual parameter and formal parameter. [2] (c) What is an identifier? [2] (d) Write an expression in Java for (e) What is the result produced by 2 10*3 + 100/11? Show the steps. cos x + a 2 b2 . [2] [2] Question 2 (a) What is the difference between local variable and instance variable? (b) int x =20, y = 10, z; [2] What is the value of z in z = ++x * (y ) y ? Show the steps. [2] (c) What is the purpose of default in a switch? [2] (d) Give the difference between linear search and binary search. [2] 140 ICSE Specimen Question Paper

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