Tag: web technology

Questions Related to web technology

Expanstion of AJAX ......
technology web technology

  1. Asyncronous Java eXtensible Language

  2. Asyncronous Java XML

  3. Asyncronous JavaScript XML

  4. Asyncronous J2EE XML

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Correct Option: C

Which command will delete all data from a table and will not write to the rollback segment?
technology web technology

  1. DROP

  2. DELETE

  3. CASCADE

  4. TRUNCATE

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Correct Option: B

In which case would you use a FULL OUTER JOIN ?
technology web technology

  1. You want all unmatched data from both table

  2. You want all matched data from both table

  3. You want all matched and unmatched data from both table

  4. You want all unmatched data from one table

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Correct Option: A

Which one is true ?

technology web technology

  1. A view can be created as a join on two or more tables

  2. A view can't be created as a join on two or more tables

  3. A view can't have an ORDER BY clause in SELECT statement

  4. A view can't be created with a GROUP BY clause in SELECT statement

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Correct Option: A

You have dropped a table from where a VIEW was created . What would be the status of that VIEW
technology web technology

  1. View dropped also

  2. View becomes invalid

  3. View remains as it is

  4. View is accessible

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Correct Option: B

The EMPLOYEE table contains info about employees. One of your employees got married , so her last name changed . What would be the command to reflect that change in the table ?

technology web technology

  1. UPDATE

  2. ALTER

  3. INSERT

  4. CREATE

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Correct Option: A

Java does not have multiple inheritance
technology web technology

  1. True

  2. False

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Correct Option: A

Hello '\n' Hello
technology web technology

  1. 1

  2. 2

  3. 3

  4. 4

  5. 5

  6. 6

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Correct Option: B

True or False? Characteristic variables cannot be created directly from the Query Designer tool.

technology web technology

  1. True

  2. False

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Correct Option: B

Characteristics found in a query definition can be restricted by:

technology web technology

  1. Opening the administrator workbench

  2. Changing the query properties within the query designer

  3. Double-clicking on the characteristic in the query definition

  4. Creating a calculated key figure

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Correct Option: C