Tag: web technology

Questions Related to web technology

Whenever the "&&" operator is used, such as in: exp1 && exp2 where exp1 and exp2 are boolean expressions, both the boolean expressions are not always evaluated
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  1. True

  2. False

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Correct Option: A

An array in the Java programming language has the ability to store many different types of values.
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  1. True

  2. False

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Correct Option: B

Consider the following code: int x, y, z; y = 1; z = 5; x = 0 - (++y) + z++; After execution of this, what will be the values of x, y and z?
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  1. x = 4, y = 1, z = 5

  2. x = -7, y = 1, z = 5

  3. x = 4, y = 2, z = 6

  4. x = 3, y = 2, z = 6

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Correct Option: D

Which of the following are tags of hibernate.cfg.xml?
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  1. mapping file

  2. mapping-file

  3. session-factory

  4. session

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Correct Option: C

How many Configuration files are there for BlazeDS ?
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  1. 4

  2. 5

  3. 3

  4. 2

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Correct Option: A

default-channels in BlazeDS configuration
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  1. Sets the application-level default channels to use for all services

  2. Contains a service adapter definition

  3. Fully qualified name of the Java class that provides the adapter functionality

  4. Indicates whether this adapter is the default adapter for service destinations.

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Correct Option: A

When the initialize event is dispatched in flex?

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  1. Dispatched when a component has been created in a rough state, and no children have been created.

  2. Dispatched when the component has been laid out and the component is visible (if appropriate).

  3. Dispatched when a component and all its children have been created, but before the component size has been determined

  4. Dispatched when a component has been updated

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Correct Option: C

For logging some information for debugging purpose, its good to use:

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  1. log.debug

  2. log.info

  3. log.error

  4. System.out.println

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Correct Option: A

To display a grouping collection in tabular format which of the following controls can be used?

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  1. DataGrid

  2. AdvancedDataGrid

  3. SummaryRow

  4. GroupedTable

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Correct Option: B

alpha property in flex increases or decreases
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  1. Transperancy

  2. Brightness

  3. Space

  4. Relative Height/Width

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Correct Option: A