Java 1 final study practice test

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The program runs fine and displays It is even!

Analyze the following code: boolean even = false; if (even = true) { System.out.println("It is even!"); }

applets

Java ________ can run from a Web browser.

Java bytecode

Java compiler translates Java source code into ________.

Sun Microsystems

Java was developed by ________.

0

25 % 1 is ________.

10

How many times will the following code print "Welcome to Java"? int count = 0; while (count < 10) { System.out.println("Welcome to Java"); count++; }

a logic error

If a program compiles fine, but it produces incorrect result, then the program suffers ________.

3

Suppose x is 1. What is x after x += 2?

c

Suppose x is a char variable with a value 'b'. What is the printout of the statement System.out.println(++x)?

Test.java

Suppose you define a Java class as follows: public class Test { } In order to compile this program, the source code should be stored in a file named

Java 123

The expression "Java " + 1 + 2 + 3 evaluates to ________.

true

What is 1 + 1 + 1 + 1 + 1 == 5?

5

What is i printed in the following code? public class Test { public static void main(String[ ] args) { int j = 0; int i = j++ + j * 5; System.out.println("What is i? " + i); } }

11

What is the result of 45 / 4?

x is 2.

What is x after the following statements? int x = 1; x *= x + 1;

java ByteCode

Which JDK command is correct to run a Java application in ByteCode.class?

if (radius > 0) System.out.println(radius * radius * 3.14159);

Which of the following code displays the area of a circle if the radius is positive?

37 % 6

Which of the following expression results in a value 1?

Every statement in a program must end with a semicolon.

Which of the following statements is correct?

Java API

________ contains predefined classes and interfaces for developing Java programs.

Java virtual machine

________ is a software that interprets Java bytecode.

Windows XP

________ is an operating system.

CPU

________ is the brain of a computer.

Java

________is Architecture-Neutral.

Java language specification

________is a technical definition of the language that includes the syntax and semantics of the Java programming language.

Java

________is interpreted.

Java IDE

________provides an integrated development environment (IDE) for rapidly developing Java programs. Editing, compiling, building, debugging, and online help are integrated in one graphical user interface.


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