Tag: web 2.0

Questions Related to web 2.0

What is the correct way to create a function in PHP?
technology web 2.0

  1. create myFunction()

  2. function myFunction()

  3. new_function myFunction()

  4. calling_funtion myFunction()

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Correct Option: B

What is the correct way to connect to a MySQL database?
technology web 2.0

  1. dbopen("localhost");

  2. mysql_open("localhost");

  3. mysql_connect("localhost")

  4. connect_mysql("localhost");

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Correct Option: C

A DataView provides different views of which one of the following objects?
technology web 2.0

  1. RowSet

  2. DataRelation

  3. DataTable X

  4. DataSet

  5. Recordset

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Correct Option: D

Declarative security does which one of the following?
technology web 2.0

  1. It sets the permissions on any value types that are declared.

  2. It configures the machine's system security policy.

  3. It is implemented by code and does not use attributes.

  4. It uses attributes to place security information into the metadata of your code.

  5. It sets the permissions on any reference types that are declared.

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Correct Option: D

By default, when does the JIT compiler usually compile a method?
technology web 2.0

  1. When the developer packages the application

  2. When the application loads

  3. The first time it is called

  4. When the application is installed

  5. Each time it is called

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Correct Option: C

Stacy wants to populate a select dropdown combo box with data in a data store. Stacy wants a fast, forward only, read-only database connection using ADO.NET.
technology web 2.0

  1. A DataAdapter object

  2. A Command object

  3. A DataReader object

  4. A Recordset object

  5. A Connection object

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Correct Option: C

Which one of the following statements is true about events and delegates?
technology web 2.0

  1. Events must know what object handles its event.

  2. An event can only have one event handler.

  3. Delegates are not type-safe.

  4. A class with events can only raise a single event.

  5. A delegate can only hold methods that match the delegate's method signature

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Correct Option: E

Joe adds security features to his code by adding attributes; he does not have to write any other specific security code.

technology web 2.0

  1. Declarative Security

  2. Role-Based Security Permissions

  3. Code Access Permissions

  4. Identity Permissions

  5. Imperative Security

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Correct Option: B

What does the .NET PermView.exe utility do?

technology web 2.0

  1. It is used to view the minimal, optional, and refused permission sets requested by an assembly.

  2. It establishes a permanent view of the managed heap

  3. It provides an interface to the persistable dynamic assemblies stored on disk.

  4. It sets the permissions on a Dataset view object

  5. It persists the view of a Dataset by serializing the view to an XML stream

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Correct Option: A

Which one of the following statements is true with respect to the Common Language Runtime (CLR)?
technology web 2.0

  1. The Common Language Run-time compiles source code to MSIL code.

  2. The C# and VB.NET compilers compile source code to native code

  3. Code compiled in one .NET language can interact with code compiled in a different .NET language

  4. The CLR does NOT implement a Common Type System

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Correct Option: A