It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems.

In an Enterprise-class database system, business users interact directly with database applications that interact with the DBMS, which directly accesses the database data.

A

True

B

False

The ratio of iPhone users to Oneplus users is 4 ∶ 5 and the ratio of Oneplus user to Xiaomi users is 6 ∶ 7. If iPhone users increased 25%, Oneplus users increased in the ratio 3 ∶ 4 and the Xiaomi increased by 20%. What is the ratio of iPhone, Oneplus and Xiaomi users after increased?

A

15 ∶ 20 ∶ 21

B

20 ∶ 15 ∶ 21

C

21 ∶ 15 ∶ 20

D

15 ∶ 21 ∶ 20

You are the database administrator of a SQL Server 2000 computer. The server contains your company's Accounts database. Hundreds of users access the database each day.Because you have had power interruptions in the past, you want to protect the physical integrity of the Accounts database. You do not want to slow down server operations.What should you do?

A

Create a database maintenance plan to check database integrity and make repairs each night.

B

Enable the torn page detection database option for each database.

C

Disablewrite caching on all disk controllers.

D

Ensure that write caching disk controllers have battery backups.

If the number of Facebook, Instagram and twitter users are in the ratio 2 ∶ 3 ∶ 4. If Facebook users increased in the ratio 3 ∶ 4, Instagram users increased in the ratio 2 ∶ 3 and twitter users increased in the ratio 5 ∶ 6. What will be the new ratio of respective social website users after increments?

A

55 ∶ 138 ∶ 150

B

80 ∶ 135 ∶ 144

C

53 ∶ 140 ∶ 151

D

48 ∶ 135 ∶ 155

Five Lakes Publishing has a Windows 2000 network serving 200 users. A server named User_srv is used to hold users' files. User_srv is configured with a single, large NTFS volume. Every user has a home folder on User_srv. Users can also use a shared folder named IN_PROGRESS to store files for books that are being prepared. The network administrator at Five Lakes Publishing configured disk quotas for the NTFS volume on User_srv. All users have a default limit of 100 MB, and the option to deny space to users who exceed their limit has been enabled. When a user named Amy Jones attempts to save a chapter of a new book to her home folder on the server, she receives the following error message: "The disk is full or too many files are open." What should Amy do to allow this document to be saved?

A

Compress the files in her home folder to save disk space

B

Change the security setting of some of the files in her home folder to grant Full Control permission to a user who has not reached the quota level

C

Move some of the files from her home folder to the IN_PROGRESS shared folder

D

Remove files from her home folder until the total uncompressed file size is less than 100 MB

E

None of above

Statement : Researchers are feeling agitated as libraries are not equipped to provide the right information to the right users at the right time in the required format. Even the users are riot aware about the various services available for them.

Courses of Action :
I. All the information available to the libraries should be computerised to provide faster services to the users.
II. Library staff should be trained in computer operations.

A

Only I follows

B

Only II follows

C

Either I or II follows

D

Neither I nor II follows

E

Both I and II follow

You are the database administrator for a financial services company. Employees enter data 24 hours a day into a SQL Server 2000 database. These employees report slower response times when new account information is gathered from branch offices and added to the database. You currently use the following BULK INSERT statement to add the account information.BULK INSERT finance.dbo.customersFROM 'd:bulkaccts143_10142000.txt'WITH DATAFILETYPE = 'char', FIELDTERMINATOR = 't', ROWTERMINATOR = 'n', TABLOCK You want to ensure that response times do not slow when new account information is added to the database. What should you do?

A

Add the BATCHSIZE option to the BULK INSERT statement, and then set the option equal to 10 percent of the number of rows to be loaded.

B

Add the ROWS_PER_BATCH option to the BULK INSERT statement, and then set the option equal to 10 percent of the number of rows to be loaded.

C

Drop the indexes for the Customers table before the data load, and then re-create the indexes after the data load is complete.

D

Remove the TABLOCK option from the BULK INSERT statement.

In an enterprise-class database system, business users interact directly with database applications, which directly access the database data.

A

True

B

False

Consider the following statements: 1. The delay time is the time required to reach 50% of the final value in the first time. 2. The rise time is the time required for the response to rise from 10% to 90% of its final value for underdamped systems. 3. The rise time is the time required for the response to rise from 0 to 100% for the underdamped systems. Which of these statements are correct?

A

1,2 and 3 only

B

1 and 2 only

C

1 and 3 only

D

2 and 3 only negative real axis

You are the administrator of a SQL Server 2000 computer. The server contains a database named FinanceData that is used by a client/server application. Each employee has a SQL Server login that the application uses to access the server.Your company hires a new employee named Andrew. You create a SQL Server login named Andrew. You also create a database user named Andrew in the database and grant the database user full permissions in the database.Whenever Andrew runs the client/server application, he receives the following error message: "Invalid object name." Andrew also reports that he cannot access the database by using the application.You need to ensure that Andrew can use the application. Which Transact-SQL statement should you execute?

A

EXEC sp_defaultdb 'Andrew','FinanceData'

B

GRANT ALL ON FinanceData TO Andrew

C

EXEC sp_addlogin 'Andrew'

D

EXEC sp_grantdbaccess 'FinanceData','Andrew'GOsp_addrolemember 'db_datareader','Andrew'

It is usually not very important to design the physical database to minimize the time required by users to interact with the information systems.

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