多选题Examine the list of variables and their data types：  AME DATA Type  TS， TS1 TIMESTAMP  TSZ TIMESTAMP WITH TIME ZONE  TLZ TIMESTAMP WITH LOCAL TIME ZONE  IYM INTERVAL YEAR TO MONTH  IDS， IDSI INTERVAL YEAR To SECOND   Which three expressions using the n

54 Variables quality data are:

A. quantitative or qualitative data

B. quality data for which the product or service is designed and built

C. reflect measurements on a continuous scale of a characteristic of the produce or service.

D. Indicate management's understanding of the concept of variability

E. B and C only

You are the administrator of a Windows Server 2003 computer named Server1. The hardware vendor forServer1 notifies you that a critical hotfix is available. This hotfix is required for all models of this computer thathave a certain network interface card.You need to find out if the network interface card that requires the hotfix is installed in Server1.What are two possible ways to achieve this goal? （）(Each correct answer presents a complete solution. Choose two.)

A. Open Network Connections, and then examine the properties of each connection that is listed.

B. Open the Component Services snap-in, expand Computers, expand My Computer, and then examine the list.

C. Run the netsh interface command, and then examine the list.

D. Open Device Manager, expand Network adapters, and then examine the list

Variables quality data are:

A . quantitative or qualitative data

B . quality data for which the product or service is designed and built

C . reflect measurements on a continuous scale of a characteristic of the produce or service.

D . Indicate management's understanding of the concept of variability

E . B and C only

Click the Exhibit button and examine the data in the EMPLOYEES table.Examine the subquery:SELECT last_nameFROM employeesWHERE salary IN (SELECT MAX(salary)FROM employeesGROUP BY department_id);Which statement is true?（）

A.The SELECT statement is syntactically accurate.

B.The SELECT statement does not work because there is no HAVING clause.

C.The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.

D.The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.

A. The SELECT statement is syntactically accurate.

B. The SELECT statement does not work because there is no HAVING clause.

C. The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.

D. The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.

● Data items are added or deleted from the list only at the top of the （72） .

（72）

A. queue

B. stack

C. tree

D. linear list

List at least THREE types of meeting.

172 Variables quality data are:

A. quantitative or qualitative data

B. quality data for which the product or service is designed and built

C. reflect measurements on a continuous scale of a characteristic of the produce or service

D. Indicate management's understanding of the concept of variability

E. B and C only

A. An EMP table is created if a table does not exist. Otherwise, if the EMP table is appended with the loaded data.

B. The SQL* Loader data file myfile1.dat has the column names for the EMP table.

C. The SQL* Loader operation fails because no record terminators are specified.

D. Field names should be the first line in the both the SQL* Loader data files.

E. The SQL* Loader operation assumes that the file must be a stream record format file with the normal carriage return string as the record terminator.

In C language,(70)is a collection of one or more variables, possibly of different types, grouped together under a single name for convenient handling.

A．a structure

B．a file

C．an array

D．a string