Interview Questions

Q:

List the advantages of inheritance

Answer

- Inheritence permits code reusability. 


- Reusability saves time in program development. 


- It encourages the reuse of proven and debugged high-quality software which reduces the problems after a system becomes functional.

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Subject: C++

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Q:

What is the purpose of web browser?

Answer

- Web browser is used to run the software application that allows retrieving, presenting and traversing the information from one place to another. 


- Web browser provides the resources using the WWW (World Wide Web) this can be identified by URI (Uniform Resource Identifier).


- Web browser fetches the data like web page, image, video or other piece of content from the server and displays it accordingly. 


- Web browser uses hyperlinks to display the resources and allow the users to navigate their browsers according to the resources. 


- Web browser defines the application software that is designed for the user to access and retrieve the documents using the Internet.

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Subject: Web Technology

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Q:

What is Constructors and Destructors?

Answer

CONSTRUCTOR : PHP allows developers to declare constructor methods for classes. Classes which have a constructor method call this method on each newly-created object, so it is suitable for any initialization that the object may need before it is used.

DESTRUCTORS : PHP 5 introduces a destructor concept similar to that of other object-oriented languages, such as C++. The destructor method will be called as soon as all references to a particular object are removed or when the object is explicitly destroyed or in any order in shutdown sequence.

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Subject: PHP

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Q:

What are the prime responsibilities of Data Integration Administrator?

Answer

- Scheduling and executing the batch jobs.


- Configuring, starting and stopping the real-time services


- Adapters configuration and managing them.


- Repository usage, Job Server configuration.


- Access Server configuration.


- Batch job publishing.


- Real-time services publishing through web services.

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Q:

Name some of the common tables in CICS and their usage?

Answer

PCT (Program Control Table) - Defines each transaction containing a list of valid transaction identifiers (transid) where each transaction is paired with its matching program.


PPT (Program Processing Table) - Contains a list of valid program names and maps and whether a current version is in the CICS region or needs to be brought in as a new copy.


FCT (File Control Table) - Contains a list of files known to CICS, the dataset name and status (closed/open, enable/disabled)


TCT (Terminal Control Table)- A list of the terminals known to CICS.

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Q:

Can a class be declared as protected?

Answer A class can't be declared as protected. only methods can be declared as protected.
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Subject: Java

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Q:

What is CICS?

Answer

Customer Information Control System (CICS) is an online transaction processing monitor from IBM that acts as an interface between the operating system and application programs to provide rapid high-volume online transaction processing.

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Q:

Explain how a .NET application is compiled and executed?

Answer

Any code written in any .NET complaint languages when compiled, converts into MSIL (Microsoft Intermediate Language) code in form of an assembly through CLS, CTS. IL is the language that CLR can understand. On execution, this IL is converted into binary code by CLR’s just in time compiler (JIT) and these assemblies or DLL are loaded into the memory.

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Subject: .NET

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