Technology Questions

Q:

What is CTS and what do you know about it?

Answer

The Change and Transport System (CTS) is a tool that helps you to organize development projects in the ABAP Workbench and in Customizing, and then transport the changes between the SAP Systems and clients in your system landscape. This documentation provides you with an overview of how to manage changes with the CTS and essential information on setting up your system and client landscape and deciding on a transport strategy. Read and follow this documentation when planning your development project.

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Subject: ABAP

2 4502
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

1 4500
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

0 4488
Q:

What is meant by exception specification?

A) A function is limited to throwing only a specified list of exceptions. B) A catch can catch all types of exceptions.
C) A function can throw any type of exceptions. D) none of the mentioned
 
Answer & Explanation Answer: A) A function is limited to throwing only a specified list of exceptions.

Explanation:

C++ provides a mechanism to ensure that a given function is limited to throwing only a specified list of exceptions. It is called as exception specification.

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Filed Under: C++

0 4481
Q:

List out the areas in which data structures are applied extensively?

Answer

Compiler Design,


 Operating System,


 Database Management System,


Statistical analysis package,


Numerical Analysis,


 Graphics,


 Artificial Intelligence,


 Simulation

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Subject: C++

4 4480
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

0 4472
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

2 4472
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

0 4451