Formatting page ...
___________________________________________________________________________ 2017-18-Prefinal___________ TAMRALIPTA PUBLIC SCHOOL COMPUTER APPLICATION(Pre Final) (Theory) (Two Hours) Answer 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 answer ____________________________________________________________________________ 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 [ ] _______________________________________________________________________________________________________________________ CLASS:X SECTION A(40 Marks) Attempt all questions Question 1: a)What is null literal ? What is the default value of the null literal? [ 5* 2=10] b)Write the statement in java for c)What is exceptional handling? Name two block of exception handling. d)State the difference between if-else-if ladder and switch case e)if a=14; b=10;c=5 , Find the value of (Math.pow(++a) * ( Math .sqrt(b++) c )) Question 2: a)What is static and final variable in java? [ 5* 2=10] b)Write the advantages and disadvantages of an array ( two points each) c) Differentiate between throw and throws keywords. d)Find the value of Math.ceil(15.45) Math.floor(-11.5) e)What is the difference between a constructor function and a member function of a class?
|
