When the correct SQL command is used to delete a table's structure, what happens to the data in the table?

A) If the deleted table was a parent table, the data is added to the appropriate rows of the child table.
B) If the deleted table was a child table, the data is added to the appropriate rows of the parent table.
C) The data in the table is also deleted.
D) Nothing because there was no data in the table since only an empty table can be deleted.

C

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A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units arrive at this system every 10 minutes on average. Service takes a constant 4 minutes. What is the average length of the queue Lq in units?

A) 0.4 B) 0.133 C) 4.167 D) 4.583 E) 6

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The key to on-the-job training is to transfer knowledge from a highly skilled and experienced worker to a new employee, while maintaining the productivity of both workers

Indicate whether this statement is true or false.

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