Technology Questions

Q:

What are static and dynamic type checking?

Answer

Type checking is the operation on which the arguments that can only be applied for.


Static type checking performs the type checking operation before the execution of the program. To perform this operation, the arguments, expressions, variables must be given a data type.


Dynamic type checking performs the type checking operation at the time of the program execution. To perform this operation, the arguments, expressions, variables must be given a data type.

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Subject: C++

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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:

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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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 is the (default) class type of 195.152.12.1?

Answer

CLASS B with NET ID 195.152.0.0

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Q:

What is the difference between OLE Server & OLE Container?

Answer

An OLE server application creates ole Objects that are embedded or linked in OLE Containers ex. OLE servers are ms_word & ms_excel. OLE containers provide a place to store, display and manipulate objects that are created by ole server applications. Ex. oracle forms is an example of an OLE Container.

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Q:

Explain the difference between data mining and data warehousing.

Answer

Data mining is a method for comparing large amounts of data for the purpose of finding patterns. Data mining is normally used for models and forecasting. Data mining is the process of correlations, patterns by shifting through large data repositories using pattern recognition techniques.


Data warehousing is the central repository for the data of several business systems in an enterprise. Data from various resources extracted and organized in the data warehouse selectively for analysis and accessibility.

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Q:

What are meta tags used for?

A) To store information usually relevant to browsers and search engines B) To only store information usually relevant to browsers
C) To only store information about search engines D) To store information about external links
 
Answer & Explanation Answer: A) To store information usually relevant to browsers and search engines

Explanation:
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Filed Under: Web Technology

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