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VDP Interview Questions
Questions Answers Views Company eMail

Why we say three phase voltage 440v.

2 4095

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Un-Answered Questions

What can you contribute to this company?

1574


Explain about Form without CSRF token in Laravel ?

773


Give an example to capital first letter of a string?

456


Why is sql server log file full?

540


Explain numbered lists in html?

513






What is microsoft word explain its features?

327


SET is the ANSI standard for variable assignment, SELECT is not. SET can only assign one variable at a time, SELECT can make multiple assignments at once. If assigning from a query, SET can only assign a scalar value. If the query returns multiple values/rows then SET will raise an error. SELECT will assign one of the values to the variable and hide the fact that multiple values were returned (so you'd likely never know why something was going wrong elsewhere - have fun troubleshooting that one) When assigning from a query if there is no value returned then SET will assign NULL, where SELECT will not make the assignment at all (so the variable will not be changed from it's previous value) As far as speed differences - there are no direct differences between SET and SELECT. However SELECT's ability to make multiple assignments in one shot does give it a slight speed advantage over SET.

2155


What do you mean by registry?

507


Is tcp or udp better for streaming?

581


What is the shortcut to open powerpoint?

108


Who built the first rocket that robert goddard invented?

611


what are the extractions made in a sap bw project using lo cockpit extraction in mm and sd and fi?what is the requirement and name them?

4022


what is technical voice process and define it

2529


Reverse a linked list from the middle.

542


Why temperature rise is conducted in bus bars and isolators?

767