After executing the "show host" command, which of the information below would you see？（）

A. It will display a list of files that need incremental backup

B. It will display a list of files that need backup after five days

C. It will display a list of files that were backed up in the last five days

D. It will display a list of files that have not been backed up in the last five days

E. It will apply the current retention policy to determine the files that need to be backed up

You are working in an online transaction processing (OLTP) environment. You use the FLASHBACKTABLE command to flash back the CUSTOMERS table. Before executing the FLASHBACK TABLE command, the system change number (SCN) was 663571. After flashing back the CUSTOMERS table, you realize that the table is not in the correct state. Now, you need to reverse the effects of the FLASHBACK TABLE command.Which is the fastest and the most efficient option to reverse the effects of the FLASHBACK TABLE command？（）

A. Restore the backup control file and open the database with RESETLOGS option.

B. Perform point-in-time recovery because flashback cannot be performed again on this table

C. Execute the FLASHBACK DATABASE statement to retrieve the CUSTOMERS table as it was at SCN 663571

D. Execute another FLASHBACK TABLE statement to retrieve the CUSTOMERS table as it was at SCN 663571

and distribution of ideas, goods, and services to create exchanges that satisfy individual and organizational objectives. Marketing adds value in the form. of utility, or the power of a product or service to satisfy a need. It creates place utility by making products available where customers want them, time utility by making products available when customers want them, and possession utility by transferring the ownership of products to buyers.

Business people focused on the production of goods from the Industrial Revolution until the early twentieth century, and on the selling of goods from the 1920s to the 1950s. Marketing received little attention up to that point. After 1950, however, business people recognized that their enterprises involved not only production and selling but also the satisfaction of customers'needs. They began to implement the marketing concept, a business philosophy that involves the entire business organization in the dual process of satisfying customer needs and achieving the organization's goals.

Implementation of the marketing concept begins and ends with marketing information about customers — first to determine what customers need, and later to evaluate how well the firm is meeting those needs.

21. Marketing adds value in the form. of utility, or the power of a product or service to satisfy a need.

22. Business people focused on the production of goods from the Industrial Revolution until the 19 century.

23. From 1920s to 1950s, marketing received a lot of attention from public.

24. Business people began to implement the marketing concept, a business philosophy that involves the process of satisfying customer needs and achieving the organization's goal.

25. Implementation of the marketing concept begins and ends with marketing information about customers.

BOOT upgrade on ZXCTN equipment requires entry to（)mode of equipment for executing upg

rade command.

A.startable

B.loaded

C.Lastcreated

D.executing

Anyone caught () an offense will be punished.

A committing

B conducting

C executing

D performing

A.无法编译，因为没有指定异常

B.无法编译，因为没有catch子句

C.Hello world

D.Hello world Finally executing

试题（75）

Which of the following is not part of the change-management process of IT supervisor？（75）.

（75）

A．change analyses

B．change evaluation

C．change acquisition

D．change executing

A.A

B.B

C.C

D.D