Technology Questions

Q:

What is the difference between TCP and UDP?

Answer

TCP-Transmission Control Protocol


UDP- user Datagram protocol


UDP is user assisted program and converts the application into the encapsulated form and makes it end point for data to send and then TCP helps in transmission or broadcast!

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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:

In HTML 5 we do not need DTD why?

Answer

HTML 5 does not use SGML or XHTML it’s completely a new thing so you do not need to refer DTD. For HTML 5 you just need to put the below doctype code which makes the browser identify that this is a HTML 5 document.

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Q:

How is mapreduce related to cloud computing?

Answer

The mapreduce framework contains most of the key architecture principles of cloud computing such as:


- Scale: The framework is able to expand itself in direct proportion to the number of machines available.


- Reliable: The framework is able to compensate for a lost node and restart the task on a different node.


- Affordable: A user can start small and over time can add more hardware.

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Subject: Cloud Computing

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Q:

What is ENQ in CICS ?

Answer

If any one want to restrict Trans-ID to single user, enter trans-id with ENQ. It won't allow any one else to use the same trans-id.

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Q:

How to derive test scenarios and use cases? What are the contents and format?

Answer

 Test scenarios are derived from requirement documents. We follow each and every functionality (called business rules) mentioned in the requirement document. One functionality can have multiple business rules. For example, let us say in there is one requirement called “Login”. This “Login” may have various scenarios. For example, one scenario is, enter the right User ID and wrong password. The system should display an error message. Another scenario would be to enter wrong User ID and right Password. The system should display an error message. The third scenario could be to enter the right User Name and right Password. The system should allow the user to get into the system. This is how the test cases are derived from the requirement documents or from the Use Cases.

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Subject: QA Testing

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Q:

What’s the difference between htmlentities() and htmlspecialchars()?

Answer

Htmlentities() converts all applicable characters to HTML entities. While htmlspecialcharacter()converts special characters to HTML entities. This means htmlentities( ) will check for non English language characters, such as French accents, the German umlaut, etc.

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Subject: PHP

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Q:

What CICS command do you need to obtain the user logon-id?

Answer

You must code EXEC CICS ASSIGN with the OPENID option.


 

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