Knowledge quiz

It's time to put what you've learned to the test, get 6 right to pass this unit.

1.

When are you forced to define alias names for the data sources of a join?

Choose the correct answer.
2.

Which of the following statements is true?

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3.

Which of the following uses of SQL function SUBSTRING( ) returns the same result as LEFT( text_field, 1 )?

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4.

Your ABAP SQL SELECT statement contains the following FIELDS list: field1, field2, sum( field4 ). Only one of the following GROUP BY clauses causes a syntax error. Which one?

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5.

You want to calculate the ratio of two numeric values in ABAP SQL. The result should be rounded to exactly 1 decimal. What do you use to calculate the division?

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6.

EXTRACT_MONTH( ) is a generic SQL function which can handle input of different types. Which of the following built-in types are allowed for this function?

There are three correct answers.
7.

You analyze a SELECT statement in your ABAP code. The FROM clause contains a nested join but there are no brackets. What do you look at to find out in which sequence the joins are evaluated?

Choose the correct answer.