Actually, the date for entry into effect will be 1st February（）.Though the text does not tell us about it...

第1题

[多选题] Examine the description of the STUDENTS table: Which two aggregate functions are valid on the START_DATE column?（）

A、SUM(start_date) B、AVG(start_date) C、COUNT(start_date) D、AVG(start_date, end_date) E、MIN(start_date) F、MAXIMUM(start_date)

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第2题

[多选题] Examine the description of the STUDENTS table: STD_ID NUMBER(4) COURSE_ID VARCHAR2(10) START_DATE DATE END_DATE DATE Which two aggregate functions are valid on the START_DATE column? （）

A、SUM(start_date) B、AVG(start_date) C、COUNT(start_date) D、AVG(start_date, end_date) E、MIN(start_date) F、MAXIMUM(start_date)

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第3题

[多选题] Examine the description of the STUDENTS table: STD_ID NUMBER(4) COURSE_ID VARCHAR2(10) START_DATE DATE END_DATE DATE Which two aggregate functions are valid on the START_DATE column? （　）

A、SUM（start_date） B、AVG（start_date） C、COUNT（start_date） D、AVG（start_date，end_date） E、MIN（start_date） F、MAXIMUM（start_date）

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第4题

[多选题] Examine the description of the STUDENTS table: STD_ID NUMBER(4) COURSE_ID VARCHARD2(10) START_DATE DATE END_DATE DATE Which two aggregate functions are valid on the START_DATE column?（）

A、SUM(start_date) B、AVG(start_date) C、COUNT(start_date) D、AVG(start_date, end_date) E、MIN(start_date) F、MAXIMUM(start_date)

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第5题

[多选题] Examine the description of the STUDENTS table: STD_ID NUMBER(4) COURSE_ID VARCHARD2(10) START_DATE DATE END_DATE DATE Which two aggregate functions are valid on the START_DATE column?（）

A、SUM(start_date) B、AVG(start_date) C、COUNT(start_date) D、AVG(start_date, end_date) E、MIN(start_date) F、MAXIMUM(start_date)

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第6题

[单选题] Actually, the date for entry into effect will be 1st February（）.Though the text does not tell us about it.

A、1995 B、1998 C、1999 D、2000

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第7题

[单选题] If the Sellers anticipate that，notwithstanding the exercise of due diligence by them，the Vessel will not be ready for delivery by the canceling date they may notify the Buyers in writing（）stating the date when they anticipate that the Vessel will be ready for delivery.

A、the date of declaration B、date of Notice of Readiness C、the canceling date D、the date of delivery

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第8题

[] If the current and wind are in the same direction，the sea surface represents a wind speed （）.

A、A.lower than actually exists B、B.higher than actually exists C、C.that actually exists D、D.that has no proportional relationship

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第9题

[] In the video form. the OrderDate field (Which shows When the video may be ordered)is calculated based on the Date field (Which displays the release date ). The order date is 30 days prior to the release date. Which one the following formulas will calculate the OrderDate value?（）

A、A.@Number(Date)-30 B、B.@Adjust(Date;0;0;30;0;0;0) C、C.@Adjust(Date;0;0;-30;0;0;0) D、D.@If(Date!="";Date-30;@Failure(There is no current release date"))

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Actually, the date for entry into effect will be 1st February（）.Though the text does not tell us about it.

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