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Check your knowledge: QUALITY CONTROL Tests

Check your knowledge: QUALITY CONTROL Tests

Looking for Check your knowledge: QUALITY CONTROL Tests test answers and solutions? Browse our comprehensive collection of verified answers for Check your knowledge: QUALITY CONTROL Tests at softserve.academy.

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Alpha testing usually takes place at _____. (select one answer)

user's site

developer’s or customer’s site

customer’s site

100%

developer’s site

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Why do defects happen in the software? (Select two correct answers)

Complexity of the software code

100%

A developer never performs a task according to customer requirements

Human factor in the software development

The customer requirements to software are not clear enough

100%

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The difference between "HAVING" and "WHERE" SQL clauses is that ___.

the "HAVING" SQL keyword condition(s) is applied to all rows in the result set before the "WHERE" clause is applied (if present). The "WHERE" SQL keyword is used only with SELECT SQL statements and specifies a search condition for an aggregate or a group.

the "WHERE" SQL keyword condition is applied to all rows in the result set before the "HAVING" clause is applied (if present). The "HAVING" SQL keyword is used only with "SELECT" SQL statements and specifies a search condition for an aggregate or a group.

100%

They both are identical

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SQL keyword "FROM" we usually use to ____

specify the table we are modifying.

specify the table we are inserting, selecting, modifying or deleting from.

specify the table we are selecting or deleting from.

specify the table we are inserting data in.

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The Primary key is _____

a column that can have NULL values.

all mentioned versions.