Technology Questions

Q:

What is a shared pool?

Answer

Shared pool in oracle contains cache information that collects, parses, interprets and executes SQL statements that goes against database. This shared pool acts like a buffer for these SQL statements.

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Subject: Oracle

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Q:

What is the Run-Time Type Information?

A) Information about an object’s datatype at runtime B) Information about the variables
C) Information about the given block D) None of these
 
Answer & Explanation Answer: A) Information about an object’s datatype at runtime

Explanation:

With the help of RTTI, We can get the information about the data type at the runtime.

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Filed Under: C++

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Q:

What does the sequence adaptor provide?

A) Insertion B) Deletion
C) Interface to sequence container D) None of thse
 
Answer & Explanation Answer: C) Interface to sequence container

Explanation:
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Filed Under: C++

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Q:

What does a deadlock mean in DB2?

Answer

When two independent processes contend for the same resource or the resources reserved by one another, it is called a deadlock. -911 and -913 are the SQLcode for a deadlock.

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Q:

What is Pipelining ?

Answer

In networking and in other areas, a task is often begun before the previous task has ended. This is known as pipelining.


 

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Q:

Which API is used to write test scripts that help in exercising the application's user interface elements?

Answer

 UI Automation API is used to automate test procedures. Tests scripts are written in JavaScript to the UI Automation API.  This in turn simulates user interaction with the application and returns log information to the host computer.

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Q:

what are the differences between se01 se09 and se10 ?

Answer

SE01 is the main screen of the Change and transport Organizer. From here the administrator can acheive all tasks related to transport requests - such as create, change, view logs, display client/delivery transports, etc. SE09 and SE10 can also be accessed from here. However, not all developers might be granted access to this transaction.

SE09 is the workbench transport requests transaction - here the developers can track changes to all ABAP workbench objects (dictionary, reports, module pools, etc). This is a developer-specific transaction and mostly all developers have access to this transaction.

SE10 is the customizing request display transaction - this displays all the customizing requests in the system. Again, this could be restricted to Business analysts if required, since they would be doing most of the customizing changes in the system.

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Subject: ABAP

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Q:

What is Control File used for?

Answer

Control File is used for:
- Database recovery.
- Whenever an instance of an ORACLE database begins, its control file is used to identify the database and redo log files that must be opened for database operation to go ahead.

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Subject: Oracle

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