Technology Questions

Q:

How to open a file?

Answer

<?php
$file = fopen("file.txt","r");
?>

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Subject: PHP

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Q:

What is Test Harness?

Answer

“In software testing, a test harness or automated test framework is a collection of software and test data configured to test a program unit by running it under varying conditions and monitor its behavior and outputs. It has two main parts: the test execution engine and the test script repository.”


 

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Subject: QA Testing

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Q:

How do you define a traceability matrix?

Answer

Traceability matrix is a cross matrix for recording the requirements through each stage of the requirements gathering process. This matrix should also take into account any changes in the scope during the life of the project. 


     At the end of the project this matrix should show each function built into a system, its source and the reason that any stated requirements may not have been delivered. 

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Q:

A Website address is a unique name that identifies a specific

A) Link B) PDA
C) Web browser D) Website
 
Answer & Explanation Answer: D) Website

Explanation:
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Q:

How do you insert a record with a nullable column?

Answer

To insert a NULL, move -1 to the null indicator


To insert a valid value, move 0 to the null indicator


 

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Q:

Define cursor attributes: %FOUND, %NOTFOUND, %ROWCOUNT, and %ISOPEN

Answer

- %FOUND


 This is a Boolean variable which evaluates to TRUE if the last row is successfully fetched.


 


- %NOTFOUND


 This is a Boolean variable which evaluates to TRUE if the last row is not successfully fetched. This means there are no more rows to fetch.


 


- %ROWCOUNT


 Returns the number of rows fetched by the cursor.


 


- %ISOPEN


If the cursor is open, it evaluates to TRUE else FALSE.

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Subject: Oracle

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Q:

When would you use the ping command with the "-t" switch?

Answer

to get the ping back from other computer with no packet loss

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1 2590
Q:

Describe Android Application Architecture.

Answer

Android Application Architecture has the following components:
* Services – like Network Operation
* Intent - To perform inter-communication between activities or services
* Resource Externalization - such as strings and graphics
* Notification signaling users - light, sound, icon, notification, dialog etc.
* Content Providers - They share data between applications

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