You have a master-detail relationship in the EMPLOYEE form module. You set the Delete Record Behavior property to Cascading. When a user deletes a master record, how does Forms implement the cascade-delete foreign-key rule? （）
A . With a Pre-Delete trigger.
B . With an On-Delete trigger.
C . With a Post-Delete trigger.
D . With the On-Check-Delete-Master trigger.
相似题目
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What should you do if you have transmitted a distress call a number of times on channel 16 and have received no reply?（）
A . Repeat the message using any other channel on which you might attract attention
B . Key the microphone several times before transmitting again
C . Turn up the volume on the receiver before transmitting again
D . Report the problem to the head electricia
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A:（）time do you have lunch? B: I usually have lunch at 12.
A . Where
B . What
C . Whe
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Have you got a table for four, Waiter?（）
A . Welcome to our restaurant.
B . Yes, sure. This way, please.
C . We have booked the seats.
D . Here are the menus.
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When working on a high voltage circuit, you should always have another person present with you.This person should have a good working knowledge of （）
A . the circuit being worked on and the location of all switches and circuit breakers controlling it
B . first-aid techniques for treating electrical shock
C . cardiopulmonary resuscitation (CPR)
D . All of the above
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You want to implement a master-detail relation between data blocks based on object tables. How would you do this? （）
A . Create the relation manually and coordinate the blocks using triggers.
B . Base the relation on a REF pointer using the Data Block Wizard.
C . Base the relation on a foreign key using the Data Block Wizard.
D . This task is not possible because master-detail relations can be implemented only for blocks based on relation tables.
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he data blocks in your form module are based on object tables. How would you create a master-detail relationship between two of these blocks?（）
A . Use the Data Block Wizard and base the relation on a REF pointer.
B . In the Object Navigator, select the Relation node under the master block and click the Create icon. Build the relation manually and coordinate the blocks using triggers.
C . Use the Data Block Wizard, and base the relation on the primary key-foreign key relationship in the database.
D . This task is not possible because master-detail relations can be implemented only for blocks based on relational tables.&e
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In the COURSE_ENROLLMENT form module, you define a master-detail relation between the COURSES_OFFERED data block and the STUDENT data block, respectively. To implement block coordination, which statement must be true?（）
A . The Enforce Primary Key property on the STUDENT block is set to Yes.
B . The Alias property on the COURSES_OFFERED block is set to Student.
C . The Copy Value from item property on the foreign key item in the STUDENT blocks is set to the primary key item of the COURSES_OFFERED block.
D . The Synchronize with item property on the foreign key item in the STUDENT block is set to the primary key item of the COURSES_OFFERED block.
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You should have a health（）if you work in a restaurant.
A . diploma
B . certificate
C . license
D . passport
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You have a computer that runs Windows 7. You have an application installation package named app1.msi.You need to perform a customized installation of app1.msi. What should you do?（）
A . Create a transform file named app1.mst and then run Msiexec.exe /i app1.msi /t app1.mst.
B . Create a transform file named app1.mst and then run Msinfo32.exe /i app1.msi /t app1.mst.
C . Create an update file named app1.msp and then run Msiexec.exe /i app1.msi /update app1.msp.
D . Create an update file named app1.msp and then run Msinfo32.exe /i app1.msi /update app1.msp.
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To understand a word, you have to read all the letters in it; to understand a sentence you have to read all the words in it.（）
A . 正确
B . 错误
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You have a client computer that runs Windows 7. You need to identify which unsigned drivers have beeninstalled. Which command should you run?（）
A . Cipher.exe /s.
B . Driverquery.exe /si.
C . Msinfo32.exe /q.
D . Pnputil.exe i.
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Do you have a ?
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If the courses you have attended are particularly relevant to your job objective, you can mention them in your résumé.
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A: I have a toothache. B:You should .
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according to the statement •If you feel pain and scratchiness in your throat and have difficulty swallowing, you probably have a sore throat. what are the symptons of having a sore throat?
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Anyone who doesn’t have a reservation is taking a chance unless you don’t really care whether you have a place to stay.
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_ a week if you have a partner and _ a week if you are single
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3 Complete the questions.► Have you got a car? If so, what kind?1 Have you ____ a bike? If so, when do you use it?
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You might as well have a rest.
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You look tired, ______ don't you have a rest？
A．Why
B．What
C．How
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Once you have finished the design, you may have a whole week.
A.off
B.down
C.in D.up
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Jony: Do you have a car？
Bill: Yes,I do.___8___
Jony: Is it new？
Bill: It was new in 2008.
John: So, it's pretty old now.
Bill: Yes,it is.___9___
Jony: Do you take good care of it？
Bill: Oh,yes.___10___ And my mechanic changes the oil twice a year.
A.But it still looks good
B.What kind of car do you have
C.I have a Honda
D.I Wash it once a week
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" You have put a bug in his ear" means that you have________.
A．made him laugh
B．shown concern for him
C．made fun of him
D．given him some kind of warning
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you have to be r() for anything if you want to be winners
