PHP ..... demand that you declare a data type when you create a variable.

What will be the output of the following PHP code?

A

3

B

7

C

8

D

10

Which of the following statements are true?
Statement I Big data refers to no precise quantity, but generally refers to data in the range of Petabytes and Exabyte, i.e. billions to trillions of records, all from various sources. Big data is generated much faster. than traditional data in much larger quantities.
Statement II Big data interests industries because they are able to learn more patterns and curious variances than smaller data sets, with the capability to provide valuable insights into consumer behaviour, weather systems, financial market activity, or other phenomena.
Statement III Various departments and product lines use various applications within most organisations and store data in separate datasets. These separate databases may contain similar data, but data from one data base to another is not always consistent. This is called data silo.

A

Both statements I and II

B

Both statements II and III

C

Both statements I and III

D

All of the above

You are a Web developer for XYZ. You create an ASP.NET application that accesses sales and marketing data. The data is stored in a Microsoft SQL Server 2000 database on a server named XYZ01.
The company purchases a factory automation software application. The application is installed on XYZ01, where it creates a second instance of SQL Server 2000 named Factory and a database named FactoryDB. You connect to FactoryDB by using Windows Integrated authentication.
You want to add a page to your ASP.NET application to display inventory data from FactoryDB. You use a SqlConnection object to connect to the database. You need to create a connection string to FactoryDB in the instance of SQL Server named Factory on XYZ01. Which string should you use?

A

?Server=XYZ01;Data Source=Factory; Initial Catalog=FactoryDB;Integrated Security=SSPI?

B

?Server=XYZ01;Data Source=Factory; Database=FactoryDB;Integrated Security=SSP1?

C

?Data Source=XYZ01\\Factory; Initial Category=Factory; Integrated Security=SSP1?

D

?Data Source=XYZ01\\Factory; Database=FactoryDB; Integrated Security=SSP1?

Your network consists of a single Active Directory domain named contoso.com. The functional level of the domain is Windows Server 2003. You have a file server named Server1 that is used to store users' home folders and profiles. On Server1, you create a folder named D:data and share the folder as UserData. You create a new user account named TemplateUser in Active Directory. You need to ensure that each user account you create by copying TemplateUser is configured to have a unique home folder stored in the UserData share. Which home folder path should you specify?

A

D:\\data\\%homedrive%

B

D:\\data\\%username%

C

\\\\server1\\userdata\\%homedrive%

D

\\\\server1\\userdata\\%username%

You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create anapplication. The application uses the ADO.NET Entity Framework to model entities. Theapplication allows users to make changes to entities while disconnected from the central data store. You need to ensure that when the user connects to the central data store and retrieves new data, the application meets the following requirements:

Changes made to the local data store in disconnected mode are preserved.
Entities that have already been loaded into the local data store, but have not been modified by the user, are updated with the latest data.

What should you do?

A

Call the query's Execute method by using the MergeOptions.AppendOnly option.

B

Call the query's Execute method by using the MergeOptions.OverwriteChanges option.

C

Call the Refresh method of ObjectContext by using the RefreshMode.StoreWins option.

D

Call the Refresh method of ObjectContext by using the RefreshMode.ClientWins method.

when demand for factory's products is high . more money is spent at the factory for safety precautions and machinery maintenance than when demand is low. thus the average number of on -the-job accidents per employee each month should be lower during perids when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance .when demand for its products is high, casts the most serious doubt on the conclusion drawn above?

A

Employees demand for higher wages than they do at other times.

B

Authority hires new workers but lacks the time to rain them properly.

C

Employees are less likely to lose their jobs than are at other times.

D

Authority sponsors a monthly safety award for each division in the factory.

When demand for a factory's products is high, more money is spent at the factory for safety precautions and machinery maintenance than demand is low. Thus the average number of on-the-job accidents per employee each month should be bower during periods when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance. Which of the following,if true about a factory when demand for its product is high casts the most serious doubt on the conclusion drawn above?

A

Its employees ask for higher wages than they do at other times.

B

Its management hires new workers but lacks the time to train them properly.

C

Its employees are less likely to lose their jobs than they are at other times.

D

Its management sponsors a monthly safety award for each division in the factory.

Which of the following could provide an example of exceptional demand curves?
1. Demand for "Giffen goods"
2. Demand based on fears of a future rise in prices
3. Demand for second-hand clothes
4. Demand for daily newspapers
Select the right answer:

A

1 only

B

1 and 2

C

2 and 3

D

1, 2, 3 and 4

What will be the output of the following PHP code ? ?>

A

Hello

B

Hello world

C

Nothing

D

Error

What will be the output of the following PHP code ?

A

$GREETING

B

no output

C

PHP is a scripting language

D

GREETING

PHP ..... demand that you declare a data type when you create a variable.

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