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Q:

Where does the allocaters are implemented?

A) Template library B) Standard library
C) C++ code library D) None of these
 
Answer & Explanation Answer: B) Standard library

Explanation:

Allocaters are implemented in C++ standard library but it is used for C++ template library.

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Filed Under: C++

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Q:

What is the difference between _construct() and _destruct() methods in php?

Answer

These two methods are bulid-in methods  in php. with  construct() we can overwride the parent class method. The inverse of the __construct() PHP capacity while making another class, is the __destruct() technique. The __destruct() technique will consequently keep running, after you've completed with the PHP class.

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Subject: PHP
Job Role: Software Architect

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Q:

What are the methods are available in storing sequential files?

A) Natural merging B) Polyphase sort
C) Distribution of Initial runs D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

ll the above listed methods are used in storing sequential files

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Filed Under: C++

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Q:

What does an HTML tag do?

A) It specifies formatting and layout instructions for your web page B) It hides programming instructions from view
C) It determines the organizational structure of your Web site D) It connects your web site to an operating environment
 
Answer & Explanation Answer: A) It specifies formatting and layout instructions for your web page

Explanation:
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Filed Under: Web Technology

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Q:

How can we distinguish between an online and batch program in IMS environment?

Answer

If in application program IO-PCB is there then it is a online program. In ENTRY statement IO-PCB must be listed first and then DB-PCB.

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Subject: Mainframe Interview

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Q:

What is the use of Namespace?

A) To encapsulate the data B) To structure a program into logical units.
C) Both a and b D) none of these
 
Answer & Explanation Answer: B) To structure a program into logical units.

Explanation:

The main aim of the namespace is to understand the logical units of the program and to make the program so robust.

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Filed Under: C++

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Q:

Default constructor accepts how many arguments?

A) one B) two
C) three D) None
 
Answer & Explanation Answer: D) None

Explanation:

Default constructors has no arguments

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Filed Under: C++

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Q:

When will you define a method as static?

Answer When a method needs to be accessed even before the creation of the object of the class then we should declare the method as static.
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Subject: Java

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