Control Logic

Devices called __________ often serve as the brains of an automated machine.

• switches

• latches

• relays

• power supplies

What devices are wired to the relay circuit and are turned on in sequence to create the steps of operation?

• Input

• Output

• Memory

• Automatic

Which of the following is an element of control logic?

• NOR

• AND

• NOT

• All of the above

Which one of the following logic elements describes a circuit with two normally open input switches in series?

• OR

• NAND

• AND

• NOT

OR logic is formed by __________.

• two normally closed input switches in series

• two normally open input switches in parallel

• two normally closed input switches in parallel

• All of the above

NOT logic is formed by __________.

• two normally closed input switches

• two normally open input switches

• one normally open input switch

• one normally closed input switch

Which of the following elements describes two or more normally closed input switches in series?

• NOR

• NOT

• NAND

• OR

Which of the following logic elements describes two or more normally closed input switches in parallel?

• NAND

• NOT

• NOR

• AND

A motor control circuit is a common application of what type of logic element?

• NAND

• NOR

• NOT

• Memory

Which type of logic element uses a relay?

• NAND

• NOR

• NOT

• Memory