What columns doesn't The World of English have？

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  A . The Query Only property is set to Yes.  B . The Conceal Data property is set to Yes.  C . The Insert Allowed property is set to Yes.  D . The Update Allowed property is set to Yes.

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• What does the FREQ column show when running the tprof option?（）

  A .  Total amount of Ticks used by all users  B .  Total amount of Ticks used by all processes  C .  Total amount of Ticks used by a specific user  D .  Total amount of Ticks used by a specific type of proce

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• You need to troubleshoot an issue on the switched LAN. When you issue a command "show port3/1" on a switch， you observe the Giants column has a non-zero entry. What could cause this？（）

  A . IEEE 802.10 B . Misconfigured NIC C . User configuration D . IEEE 802.1Q E . None of the other alternatives apply

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• You’re a network administer and you issue the command （show port 3/1） on an Ethernet port. To  your surprise you notice a non-zero entry in the ’Giants’ column.  What could be the cause of this？ （）

  A .  IEEE 802.1Q B .  IEEE 802.10 C .  Misconfigured NIC D .  User configuration E .  All of the above

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• — What if my computer doesn't work? —（）

  A . I’m not good at computer B . Ask Anne for help C . I’ve called the repair sho

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• A PL/SQL procedure queries only those columns of a redefined table that were unchanged by the online table redefinition.  What happens to the PL/SQL procedure after the online table redefinition？（）

  A .  It remains valid. B .  It becomes invalid for all options of online table redefinition but automatically gets revalidated the next time it is used. C .  It becomes invalid for all options of online table redefinition and is automatically recompiled during online redefinition of the table. D .  It becomes invalid only if the storage parameters have been modified and it automatically gets  revalidated the next time it is used.

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• What does the FREQ column show when running the tprof option? （）

  A . Total amount of Ticks used by all users B . Total amount of Ticks used by all processes C . Total amount of Ticks used by a specific user D . Total amount of Ticks used by a specific type of proce

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• What type of constraint is used to ensure that each row inserted into the EMPLOYEE table with a value in the WORKDEPT column has a row with a corresponding value in the DEPTNO column of the DEPARTMENT table?（）

  A . A check constraint on the EMPLOYEE table B . A unique constraint on the EMPLOYEE table WORKDEPT column C . A foreign key reference from the DEPARTMENT tables DEPTNO column to the WORKDEPT column of the EMPLOYEE table D . A foreign key reference from the EMPLOYEE tables WORKDEPT column to the DEPTNO column of the DEPARTMENT table

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• — What if my computer doesn't work? —（）

  A . I’m not good at computer B . Ask Anne for help C . I’ve called the repair shop D . There must be something wrong

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• You need to ensure that the Cust_CalcData column is implemented appropriately. What should you do?（）

  A . Specify that the Cust_CalcData column must be implemented as a computed column of the table.  B . Specify that the Cust_CalcData column must be indexed using a non-clustered index. C . Specify that the Cust_CalcData column must be implemented as a column that uses a user-defined data type. D . Specify that the Cust_CalcData column must be updated by a SQL Server Agent job that runs nightly.

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• The PRODUCTS table has these columns: PRODUCT_ID NUMBER(4) PRODUCT_NAME VARCHAR2(45) PRICE NUMBER(8,2) Evaluate this SQL statement: SELECT * FROM PRODUCTS ORDER BY price, product _ name; What is true about the SQL statement? （）

  A . The results are not sorted. B . The results are sorted numerically. C . The results are sorted alphabetically. D . The results are sorted numerically and then alphabetically.

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• Examine the command：   ALTER DATABASE ADD SUPPLEMENTAL LOG DATA （PRIMARY KEY） COLUMNS；   What does the command accomplish？（）

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• _____ I do my work, the boss doesn't mind what time I arrive at my office.

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• W:Mike, what’s the matter with you?M: I’m not feeling well. I‘ve caught a bad cold.Question: what can we learn about the man?

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• The material and cross-section of the four columns shown in the figure are all the same. What is the order of instability?http://image.zhihuishu.com/zhs/onlineexam/ueditor/201904/0e41844625fd4a3ebdb6901c268ada2f.png

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• What's the main reason the man doesn't like watching plays？

  A．Because they are expensive. B．Because they're not well written. C．Because the theatre is too far away.

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• Surely it doesn't matter where the clubs get their money； what is what they do with it.

  A. counts B. applies C. stresses D. functions

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• 听力原文：W: Can you figure out what's wrong with John？ He doesn't talk to anyone since last week？

  M: He's had a terrible time with his wife. But it has something to do with his parents. Q: What conclusion can you draw from the conversation？ (19) A．He has some trouble with his parents. B．His parents had a quarrel. C．He and his wife might have had a quarrel. D．His wife and his parents might have disagreed with each other.

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• 听力原文：W: The newspaper says it will be raining today. What do you think M: Well. I don’听力原文：W: The newspaper says it will be raining today. What do you think M: Well. I don’t believe. Look, it’s fine. Q: What are they talking about （）

  A．The weather． B．The newspaper． C．The whether． D．The rain．

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• The servant doesn't know what the message is about.

  A．Right. B．Wrong. C．Doesn't say.

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• What doesn't the Coriolis Effect cause？

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• 听力原文：W: Mr. Atkins, Would you please tell the court what you were doing when the accident happened and what you saw？

  M: Yes, I was driving home from work. It was about 5:15, and there was a blue car in front of me. We were both driving along Harbor Road when a small white Ford suddenly shot out of a side road. It shot right in front of the blue car. The driver tried to stop, but it was impossible. He ran into the white Ford. W: I see. Now, how fast was the car in front of you going when the accident happened？ M: The blue car？ 30 miles an hour. Certainly no more than that. W: And the white Ford shot out without any warning？ M: Yes, that's right. W: Then, how can you be sure the blue car was only doing 30？ M: Because I was only doing 30, and the blue car wasn't going any faster than I was. W: Are you sure of that？ M: Yes, I am. I'm positive. W: How can you be so positive, Mr. Atkins？ Were you looking at your speedometer when the accident happened？ M: Of course not. I was looking at the road ahead. That's how I managed to see the accident! W: Well, if you weren't looking at your speedometer, how can you possibly be sure how fast you were going？ M: Because I never go faster than 30 on that road. (20) A．Defendant and lawyer. B．Lawyer and witness. C．Witness and judge. D．Witness and defendant.

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• W： What is all this glass doing on the floor？

  M：________ A.Look at the window and you’ 11 see. B.I’11 clean it. C.I’11 call the repair man. D.Can ’ t you find out？

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• You are creating a DataTable. You use the following code segment to create the DataTable. (Line numbers are included for reference only.)01 Dim dt As New DataTable("Products")02 dt.Columns.Add(New DataColumn("Price", _ GetType(Decimal)))03 dt.Columns.Add(New DataColumn("Quantity", _ GetType(Int32)))04 Dim dc As DataColumn = New DataColumn("Total", _ GetType(Decimal))05 dt.Columns.Add(dc)You need to ensure that the Total column is set to the value of the Price column multiplied by the Quantity column when new rows are added or changed. What should you do？ （）

  A. Add the following code segment after line 05. dc.ExtendedProperties("Total") = "Price * Quantity" B. Add the following code segment after line 05. dc.Expression = "Price * Quantity" C. Write an event handler for the DataTable‘s TableNewRow event that updates the row‘s Total. D. Write an event handler for the DataTable‘s ColumnChanged event that updates the row‘s Total.

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