Digital Quiz, Chapter 3 - Tokheim

The integrated circuit pictured is referred to as a DIP (dual-in-line package) IC.

• True

• False

The two most popular digital IC families are CMOS and IIL.

• True

• False

Caution must be used when handling CMOS ICs (such as those in the 4000 series family) so that static charges do not damage the integrated circuit.

• True

• False

An important step in troubleshooting digital circuits using TTL ICs is to check each IC to make sure it has power to its V CC and GND pins.

• True

• False

This is the logic symbol for the exclusive-NOR (XNOR) gate.

• True

• False

In the figure shown, the unique output of this gate occurs when all inputs are ____.

• High

• Low

In the figure, when both inputs to this gate are LOW, the output is ____.

• High

• Low

In the figure, when both inputs to this gate are HIGH, the output is ____.

• High

• Low

In the table, the four bits in the output column (top to bottom) of the truth table for the XNOR gate are ____.

• 0111

• 0110

• 0001

• 1001

In the table, the output V4 on the truth table describes the 3-input ____ logic function.

• AND

• XOR

• NAND

• NOR