Question 1

_________ defines how the component will be arranged in the container

java

layout manager
outline manager
component design
component manager

Question 2

_______ is the ability to do multiple tasks at the same time

java

multithreading
multitasking
multiprograming
multiprocessing

Question 3

which symbol denotes current working directory?

java

. (dot)
!
%
*

Question 4

what does the symbol means in java?

java

logical NOT
logical OR
logical AND
logical XOR

Question 5

Which of the following java doesnt support?

java

signed number
unsigned number
signed right shift
unsigned left shift

Question 6

what is the output of the following program

java

0
-1
-2
compiler error

Question 7

which is the first web browser developed in java

java

internet explorer
Netscape Navigator
Hotjava
Opera

Question 8

What is the output of the program?

java

13
15
0
Compiler error

Question 9

What is private cloud?

java

A standard cloud service offered via the Internet
A cloud architecture maintained within an enterprise data center.
A cloud service inaccessible to anyone but the cultural elite
none of these

Question 10

Which of the following is true of cloud computing?

java

It's always going to be less expensive and more secure than local computing.
You can access your data from any computer in the world as long as you have an Internet connection.
Only a few small companies are investing in the technology, making it a risky venture.
none of these

Question 11

In a multitiered application, which tier is the browser in?

java

First tier.
Second tier.
Third tier.
Fourth tier

Question 12

How are life cycle methods called?

java

By thin clients.
By calls to the database.
By the J2EE server.
By the bean's container.

Question 13

What is bean-managed persistence?

java

When you implement entity or session bean methods to use SQL commands you provide.
When the bean's container handles data storage and retrieval.
When the J2EE server is never shut down
When changes to database data are lost during a crash.

Question 14

What part of the J2EE platform handles data storage and retrieval on behalf of a container-managed entity bean?

java

The thin client.
Deployment descriptors.
The JAR file.
The bean's container

Question 15

Why is XML a good way to transfer text-based data from one program or tool to another?

java

XML imposes important limitations on the receiving program or tool.
The receiving program or tool can use the XML tagging information to determine how to best handle the incoming data.
XML tags offer an extra level of security
XML tags specify to the receiving program or tool exactly how to format and display the data.

Question 16

Why would you design a J2EE application so user data is entered by way of a JavaServer Page and managed by an underlying JavaBeans class?

java

To make the user interface more interesting.
To simplify application deployment.
To prevent malicious programs from gaining access to sensitive information on your database server.
To make the application much easier to update, maintain, and manage.

Question 17

When do you use a session bean?

java

When you want to be certain your application data persists between program invocations, even in the event of a crash.
If you need to initiate a database transaction.
To process transient data that can be re-created in the event of a crash.
To keep people who do not know how to program from accidentally changing important logic code

Question 18

What advantage does an entity bean have over a session bean?

java

Entity bean data survives crashes.
An entity bean represents non-persistent data.
It creates its own JAR file during deployment.
You get authentication code without having to write any.

Description: java Online Quiz - 10
Number of Questions: 18
Created by: Aliensbrain Bot
Tags: java

java Online Quiz - 10

Find more quizzes from top tags