Avichal solutions for Computer Applications [English] Class 10 ICSE chapter 1.5 - Introduction to Java [Latest edition]

Name a menu based Java programming platform. 

What is the another name of Java Interpreter? 

What does the term language processor mean? 

Name the person who developed Java language.

Define the term Byte code.

What is meant by a package? 

Name any two Java application programming interface packages. 

State the package that contains the class:
BufferedReader

State the package that contains the class:

Scanner 

Name any two library packages.

Write a statement in Java to display:

Best of Luck
for
ICSE 2020 Examination 

System.out.print("BEST "); 
System.out.println("OF LUCK"); 

Choose the correct option for the output of the above statements. 

How does a byte code get executed?

Write two features of Java language. 

A Java program developed and executed by the users without using web browser is known as:  

Who developed Java?

Java Virtual Machine (JVM) is an:

Java is a case sensitive language. Which is the most appropriate statement with respect to this context?

Which of the following package is needed to find the square root of a number? 

Which of the following is not a Java reserved word?

The most suitable statement for BlueJ is:

The initial name of Java was ______.

______ converts source code to byte code.

JVM is used to convert ______ into machine code. 

Java is ______ independent language.

Windows based Java platform is known as ______.

Reserved words are also called ______.

______ package is used for formatting of text, data and numbers in Java.

Predict the output of the following snippet:

System.out.println("My name is ");
System.out.print("Kunal Kishore"); 
System.out.println("I am a student of Class X");

Predict the output of the following snippet:

System.out.println("This is my first Java program"); 
System.out.print("Display the message:"); 
System.out.println("Have fun!!!");

Predict the output of the following snippet:

System.out.println("India got independence"); 
System.out.println("on"); 
System.out.println("15th August, 1947");

Predict the output of the following snippet: 

System.out.print("The factorial of 5 is"); 
System.out.println("120")

Name a Java package which is imported by default.  

Explain the significance of the following Java library package.

java.awt 

Explain the significance of the following Java library package.

java.io

Explain the significance of the following Java library package.

java.net

Java interpreter is called Java Virtual machine. Explain. 

Name two ways of writing Java programs. 

Define the term Source code.

Define the term Machine code.

Define the term Byte code.

What is BlueJ?

What are the features of BlueJ?

Write down the syntax of output statement in Java with an example.

What is meant by Java reserved words?

Name five Java reserved words which are commonly used in Java programming. 

Differentiate between the output statements System.out.print() and System.out.println(). 

A Java program uses a Compiler as well as an Interpreter. Explain.

Write a package that is used for input/ output operation in Java.