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programming languages Online Quiz - 190

Description: programming languages Online Quiz - 190
Number of Questions: 20
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Tags: programming languages
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A method in a class having the same method name with different arguments is said to be

  1. Method overriding

  2. Method overloading

  3. Method overwriting

  4. None of the above


Correct Option: B

--------combines Java Servlets, Java Server Pages, custom tags, and message resources into a unified framework.

  1. Struts

  2. Server

  3. Client

  4. None of the above


Correct Option: A

What are Predefined variables or implicit objects?

  1. Request

  2. Response

  3. session

  4. All the above


Correct Option: D

Which is not a keyword?

  1. Finalize

  2. Finally

  3. Final

  4. Both a &c


Correct Option: A

In J2EE View is typically

  1. JSP

  2. Controller

  3. Java classes

  4. XML


Correct Option: A

In J2EE Model is typically

  1. JSP

  2. Controller

  3. Java classes

  4. XML


Correct Option: C

Which is not one of the component of bin?

  1. JAVAC

  2. AWT

  3. API

  4. Applet Viewer


Correct Option: C

What is a software component that has been designed to be reusable in a variety of different environments?

  1. Applet

  2. Java Bean

  3. Hash table

  4. Class


Correct Option: B

Which method is used to call Garbage Collection explicitly?

  1. Out.gc()

  2. System.gc()

  3. Print.gc()

  4. None of the above


Correct Option: B

Which feature allows one interface to be used for general class actions?

  1. Polymorphism

  2. Inheritance

  3. Encapsulation

  4. Both a &b


Correct Option: A

--------is a mechanism that servlets use to maintain state about a series requests from the same user across some period of time

  1. Request Tracking

  2. Session tracking

  3. Process Tracking

  4. All the above


Correct Option: B

What is the lifecycle of an applet?-

  1. Init(),start(),paint(),stop(),destroy()

  2. Init(),start(),paint(),destroy(),stop()

  3. Init(),paint(),start(),destroy(),stop()

  4. None of the above


Correct Option: A

A dynamic and interactive program that runs inside a web page displayed by a java capable browser is called as

  1. Servlet

  2. Applet

  3. Scriptlet

  4. Both a and b


Correct Option: B

What are the states associated in the thread?-

  1. Ready

  2. Running

  3. Waiting

  4. All the above


Correct Option: D

String Buffer supports ---------- strings

  1. Growable

  2. modifiable

  3. constant

  4. Both a & b


Correct Option: D

Which is separate path of execution in program?

  1. Process

  2. Thread

  3. Both a & b

  4. None of the above


Correct Option: B

Which class cant have explicit constructors?

  1. Inner Class

  2. Sub class

  3. Private Class

  4. Anonymous class


Correct Option: D

What is HashMap and Map? Answer in order

  1. Interface and Class

  2. Class and Interface

  3. interface and interface

  4. class and class


Correct Option: B

What are the components of a web module? (a) JSP (b) JAVA (c)html (d)Deployment descriptors

  1. (a) and (b)

  2. (a), (b) and (c )

  3. (c )

  4. All the above


Correct Option: D

What are container services?

  1. Life cycle management

  2. Security

  3. Deployment

  4. All the above


Correct Option: D
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