Technology Questions

Q:

Application_End: This event occurs when there are no more users of the application.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

When there are no more users of the application Application_End event occurs

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Subject: .NET
Job Role: Software Architect

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Q:

Where are cookies actually stored on the hard disk?

Answer

This depends on the user's browser and OS.
In the case of Netscape with Windows OS,all the cookies are stored in a single file called

cookies.txt
c:\Program Files\Netscape\Users\username\cookies.txt
In the case of IE,each cookie is stored in a separate file namely username@website.txt.
c:\Windows\Cookies\username@Website.txt

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Subject: Web Technology

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Q:

How can we extract string "abc.com" from a string "https://info@abc.com" using regular _expression of php?

Answer

We can use the preg_match() function with “/.*@(.*)$/” as the regular expression pattern.
For example:
preg_match("/.*@(.*)$/","https://info@abc.com",$data);
echo $data[1];
?>

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Subject: PHP

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Q:

What is the difference between JOIN and UNION?

Answer

SQL JOIN allows access to records of other table based on the given conditions between two tables.


Ex: If we are provided with the department ID of each employee, then we can use the department ID of the employee table to merge with the department ID of the department table to access department names.


UNION operation allows addition of 2 similar data sets to create a resulting set that contains all the data from the source data sets.


Ex: If we are provided with 2 employee tables of the same structure, we can UNION them to create a singular result that will contain all employee from both the table.

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Subject: SQL

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Q:

What are the difference between in-stream procedure and inline procedure in JCL ?

Answer

An in-stream PROC is defined right in the jcl stream and doesn't reside in the proclib. This is an older technique associated with punched cards but it is still in use with setup and installation programs from vendors.


for the in-line perform instead of:


perform add-paragraph until switch = 'y'


you can code


perform until switch = 'y'


body of code


end-perform


body of code is the code from add-paragraph appearing in-line (ie right in the perform) instead of in a separate paragraph (out of line code)

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Q:

Which class is used to indicate Black Navigation Bar ?

A) .navbar-inverse B) .navbar-black
C) .navbar-dark D) .navbar-default
 
Answer & Explanation Answer: A) .navbar-inverse

Explanation:

.navbar-inverse is used to display in black color.

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Filed Under: .NET
Exam Prep: Bank Exams
Job Role: Analyst , IT Trainer

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Q:

DOM stands for

A) Document object model B) Data object model
C) Document Oriented model D) Data oriented model
 
Answer & Explanation Answer: A) Document object model

Explanation:
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Filed Under: Web Technology

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Q:

What's the difference between GET() and POST() method?

Answer

We can send 1024 bytes utilizing GET() yet POST() can exchange extensive measure of information and POST is the protected strategy than GET technique .

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Subject: PHP
Job Role: Database Administration

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