题目内容

What is the result?()

A. Hello
B. Hello World
Compilation fails.
D. Hello World 5
E. The code runs with no output.
F. An exception is thrown at runtime.

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下面这段代码中,变量myChar的结果是()。 DimmyStringAsString="ABCDE" DimmyCharAsChar myChar=myString.Chars(3)

A
B
C
D
E

What is the result?()

A. 3
B. 23
C. 32
D. 123
E. 321
F. Compilation fails.
G. An exception is thrown at runtime.

“十七年文学”指的是以下哪个时期的文学()

A. “抗战文学”
B. “内战文学”
C. “新中国文学”
D. “文革文学”

ClicktheExhibitbuttontoexaminethestructuresoftheEMPLOYEESandTAXtables. Youneedtofindthepercentagetaxapplicableforeachemployee.WhichSQLstatementwouldyouuse?()

A. SELECTemployee_id,salary,tax_percentFROMemployeeseJOINtaxtONe.salaryBETWEENt.min_salaryANDt.max_salary;
B. SELECTemployee_id,salary,tax_percentFROMemployeeseJOINtaxtWHEREe.salary>t.min_salaryAND
C. SELECTemployee_id,salary,tax_percentFROMemployeeseJOINtaxtON(MIN(e.salary)=t.min_salaryANDMAX(e.salary)=t.max_salary);
D. Youcannotfindtheinformationbecausethereisnocommoncolumnbetweenthetwotables.

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