Technology Questions

Q:

What are Windows services?

Answer

Windows services, previously known as NT services, are applications that are installed on the system as system services. In other words, Windows services are applications that run in the background with the Windows operating system. The primary use of Windows services is to reduce the consumption of memory required for performing backend operations. Let's take an example to understand this easily. Suppose you want to perform a variety of functions, such as monitor the performance of your computer or application, check the status of an application, and manage various devices, such as printers.

In such a case, you can use Windows services to reduce memory consumption. In addition, Windows services can run on your system even if you have not logged on to your computer. In addition, these services do not have any user interface.

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Subject: .NET

0 2680
Q:

What is the difference between standard modules and class modules ?

Answer

Standard modules contain variables, procedures and functions that are accessible anywhere within the project. A class module contains properties and events, and is made accessible only by objects that were created as an instance of that class.

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Subject: Microsoft Interview
Job Role: Analyst , IT Trainer

3 2675
Q:

Are Java and JavaScript the Same?

Answer

No.java and javascript are two different languages.
Java is a powerful object - oriented programming language like C++,C whereas Javascript is a client-side scripting language with some limitations.

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Subject: Web Technology

0 2670
Q:

Which platforms does Silverlight support?

Answer

  • Mac OS 

  • Windows Vista 

  • Windows XP SP2 

  • Windows 2000 

  • Windows Server 2003 

  • Linux (Moonlight) 



 

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Subject: Web Technology

0 2669
Q:

Which king class properly represents the relationship "King has a best friend who is a Soldier"?

A) class King extends Soldier { } B) class King implements Soldier { }
C) class King { private BestFriend Soldier; } D) class King { private Soldier bestFriend; }
 
Answer & Explanation Answer: D) class King { private Soldier bestFriend; }

Explanation:
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Filed Under: Java

0 2668
Q:

Write an algorithm to separate all ones & zeroes in an array.

Answer

1. Have two indexes pointing to two ends of array, say i and j.


2. Approach towards each other with a check condition that they dont cross each other.


3. Each iteration of while loop, swap the numbers pointed by two indexes when num[i] index number is not equal to 1.


 


void sort()


{


     int a[]={1,0,0,0,1,1,0,1,0,1,0,0,1,0};


     int i=0;


     int j=13;


     int temp;


      while(j>i)


     {


          if(a[i]==1)


                 i++;


          if(a[j]==0)


                 j--;


          if(a[i]==0)


         {


                 temp=a[i];


                a[i]=a[j];


                a[j]=temp;


         }


     } 


     for(i=0;i<14;i++)


             Console.Write(a[i]+", ");


}


Output: 1,1,1,1,1,1,0,0,0,0,0,0,0

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0 2666
Q:

What's fuzz testing ?

Answer

1) List down usecases (taken from business cases) from function specs. For each use case write a test case and categorize them into sanity tests, functionality, GUI, performance etc. Then for each test case, write its workflow. 


2) For a GUI application - make a list of all GUI controls. For each control start writing test cases for testing of the control UI, functionality (impact on the whole application), negative testing (for incorrect inputs), performance etc.  

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Subject: QA Testing

0 2664
Q:

What is PEAR in php?

Answer

PEAR(PHP Extension and Application Repository) is a framework and repository for reusable PHP components. PEAR is a code repository containing all kinds of php code snippets and libraries. 


PEAR also offers a command-line interface that can be used to automatically install "packages".

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Subject: PHP

0 2659