Technology Questions

Q:

What are the benefits for organizations and IT departments by using Blackberry?

Answer

Benefits for organizations :

The BlackBerry Connect technology allows the organizations for standardizing BlackBerry platform and leverages their existing BlackBerry solution investments. The employees’ productivity and performance can also be boosted by providing them the mobile access for their emails and calendars.

Benefits for IT :

IT departments are provided with a solution that is easy to utilize, manage and deploy by using BlackBerry Connect technology. Strict requirements for security and manageability will be satisfied and several devices can be connected to the BlackBerry Platform. 

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0 1952
Q:

What are the ways through which the files can be transferred to server?

Answer

- Files can be transferred to the server by using the FTP protocol also known as File Transfer Protocol. 


- FTP is used as a standard network protocol that transfers the file from one computer to another computer using the TCP protocol network.


- This uploads the pages and other documents that are stored in private disk to the public web hosting server. 


- FTP is used on a client server architecture that allows different controls and data connections between the client and the server. 


- FTP uses clear-text sign in protocol that allows the client to use the user name and password for authentication purpose.

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Subject: Web Technology

0 1951
Q:

Why interface data is static?

Answer

Interface data is static data why bcoz interface supports multiple inheritance.


if inteface data is non-static then there is chance for replication of the data (bcoz of replication of data ambiguity problem occurs )

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Subject: Java

0 1951
Q:

What are some of the common tools that a business Analyst uses?

Answer

The common tools that can be used by a business analyst are MS Visio, MS word, MS Excel, Power point, Quality center/test director MS Project. There may be tools that are client specific also, but these will be supplied the client. 

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0 1950
Q:

What are Number Functions in SQL?

Answer

- ABS(number)

Returns the absolute positive value of an expression.
Syntax:
ABS(expression)
Example:
SELECT ABS(-1.0), ABS(0.0), ABS(1.0)
Output:
1.0    .0    1.0

- CEIL(number)

Returns the smallest integer greater than, or equal to, the specified numeric expression.
Syntax:
CEILING(expression)
Example:
SELECT CEILING($223.45), CEILING($-223.45), CEILING($0.0)
Output:
224.00    -223.00        0.00

- FLOOR(number)

Returns the largest integer less than, or equal to, the specified numeric expression.
Syntax:
FLOOR(expression)
Example:
SELECT FLOOR($223.45), CEILING($-223.45), CEILING($0.0)
Output:
223.00      -224.00        0.00

- MOD(number, divisor)

Returns the remainder of the division from 2 integer values.
Syntax:
MOD(dividend, divisor)
Example:
SELECT MOD(20,3)
Output:
2

- POWER(number, power)

Returns the exponential value for the numeric expression.
Syntax:
POWER(number, power)
Example:
SELECT POWER(2.0, 3.0)
Output:
8.0

- SIGN(number)

Returns the sign i.e. positive or negative value for the numeric expression. It returns -1 for negative expressions, a value of 0 for zero
Syntax:
SIGN(number)
Example:
SELECT SIGN(4)
Output:
1

- ROUND(number, precision)

Returns the numeric value rounded off to the next value specified.
Syntax:
ROUND(number, number of places)
Example:
SELECT ROUND(1.3456, 2)

- SQRT(number)

Returns the square root value of the expression.
Syntax:
SQRT(number)
Example:
SELECT SQRT(4.0)
Output:
2.0

- TRUNC(number, precision)

Returns a numeric value that truncate to the specific places
Syntax:
TRUNCATE(number,places)
Example:
SELECT TRUNCATE(1.3456, 2)
Output:
1.34

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Subject: Oracle

0 1949
Q:

What is FDM?

Answer

FDM is an analog technique that can be applied when the bandwidth of a link is greater than the combined bandwidths of the signals to be transmitted.

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0 1946
Q:

What is CSS selector?

Answer

- Basically it is a string that identifies the elements to which a particular declaration or set of declarations will apply. 


- It can also be referred to as a link between the HTML document and the style sheet. 


- It is equivalent of HTML elements.


For example : 


A {text-indent: 12pt}


Here, the selector is A, which is called as type selector.

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Subject: Web Technology

0 1944
Q:

Explain how garbage collection deals with circular referrences?

Answer

The .Net runtime knows about all the references between the objects. It can identify all the circular references that are reachable from the root and hence finalize them to free them all at once if and when needed

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Subject: .NET

0 1944