- #Bluej sample projects zip file#
- #Bluej sample projects software#
- #Bluej sample projects code#
- #Bluej sample projects series#
(b)What are the types of type casting shown by the following and state the outcome result? Īns : (i) this is implicit type casting, the outcome will be 99 in float datatype (a)State the difference between primitive datatypes and user-defined datatype ġ.Primitive datatypes are defined implicitly, they are in-built datatypes whereas user-defined datatypes are defined by the user during the execution of the programĢ.Primitive datatypes are not dependent on any other datatypes whereas user-defined datatypes are directly or indirectly dependent on Primitive datatypesĮxample of primitive datatypes : int,float,double.String,char, etc
#Bluej sample projects series#
Of days are 28 or 29 “) ĭefault : (“Wrong Choice “) Ĥ.Write a program to display the following pattern :ĥ.Write a Program in java to obtain the first eight numbers of the following series :Įxample of each Primitive datatype: int i = 8 (num+ ” is not a special two digit number “) ģ.Write a Java Program to accept a month using Scanner class, and display the number of days present in that month Static void test(int num)//user inputs a two-digit number Write a program in java to check whether a number is special two-digit number or not A special two-digit number is such that when the sum of its digits is added to the product of its digits, the result is equal to original numberĤ5+14 = 59 Therefore, 59 is a special two digit number (“Charge excluding fractional part is Rs.”+(icharge+rcharge)) (“Remaining weight after deducing 1Kg “+rwt) Static void test(double wt)//user enters the weight in KGs Write a Program to calculate charges for sending particles when the charges are as followsįor the first 1KG Rs.15.00, For additional weight, for every 500gm or fraction thereof: Rs 8.00 They contain nearly all of the information a Java programmer might need about the various Java library.1.
#Bluej sample projects software#
Where is the examples directory located? Teaching Java with the BlueJ Environment Dianne Hagan School of Computer Science and Software Engineering Monash University, AUSTRALIA BlueJ Programs for I.C.S.E and I.S.C. For more help with Blue.Īnd running programs easier and faster than using the command line. This brings up a menu that allows you to carry out. save the program by clicking on the Class menu and selecting Save.
#Bluej sample projects code#
Select and delete the default code in the class. opens an editor window which is very like a simple word processor. To edit the code in a class double click on its icon. Ensure the Class radio button is selected, type in Circle for the Class Name.
#Bluej sample projects zip file#
Running BlueJ Examples Note: in this example, the name of the zip file to download, unzip, and run is Intro.zip. A menu pops up asking for the name of the class. To add a new class to the project click on the New. If the class does not have any syntax errors it will now be shown without. To compile a class that is part of a program you can either.Ĭompile button on the left side of the window or right. Now the new file / class has been added to the file.
If you want to add a single file, click on it and then click on the. Navigate to the directory that contains the file or files you want to.
A new window pops up that allows you to navigate to the. To add the existing file to the project click on the Edit. From this window type in the name of the new project in the text field File. Click on the Project menu and select New Project. To create a new program you first need to create a. You can also modifying the template that starts when. This file is located in the lib directory in. JYou can alter some of the defaults for Blue.
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