java program in bluej environment for icse

#Java program in bluej environment for icse code#

After case B is executed it executes case C to F. isUpperCase( ) and Character, to UpperCase()Ĭharacter.IsUpperCaseO checks the uppercase character and returns boolean value.Ĭharacter.toUpperCaseO converts lower case character to upper case character and returns upper case character.įall through is a way in which all the cases of switch statement will be executed one by one if break is not encountered.Į.g. Import java.util.* Default delimiter for scanner class is white space or tab or newline. (b) How will you import a scanner package? What is the default delimiter of an instance of the scanner class? (a) Show how the sequence changes step by step during the first two passes while arranging in ascending order using the bubble sort technique. (e) What is function prototype? Write a function prototype of:Ī function poschar which takes a string argument and a character argument and returns an integer value.įunction prototype is the declaration of function with its return type and number of arguments and data type of arguments.

#Java program in bluej environment for icse code#

(d) What is the result code stored in x, after evaluating the following expression: This is understood by JVM in executing it.

High level program is compiled by java compiler to put in language called bytecode. (ii) The default initial value of a boolean variable data type is false. (i) The default case is compulsory in the switch case statement Java achieve encapsulation by enclosing the data and methods in the class. (a) What is encapsulation? How does Java achieve encapsulation?Įncapsulation is the wrapping of the data and its associated functions into a single unit. The intended marks for questions or parts of questions are given in brackets.Attempt all questions from Section A and any four questions from Section B.O This Paper is divided into two Sections. The time given at the head of this Paper is the time allowed for writing the answers.This time is to be spent in reading the question paper.You will not be allowed to write during the first 15 minutes.Answers to this Paper must be written on the paper provided separately.ICSE Class 10 Computer Application Sample Question Paper 4 with Answers