The ________ statement evaluates the variable status.

More Questions from Combinational Logic Circuits

• The 7447A is a BCD-to-7-segment decoder with ripple blanking input and output functions. The purpose of these lines is to ________.
• The correct output for this XOR truth table is ________.
• A circuit that can convert one of ten numerical keys pressed on a keyboard to BCD is a ________.
• In VHDL, data can be each of the following types except ________.
• A 4-bit adder has the following inputs: C0 = 0, A1 = 0, A2 = 1, A3 = 0, A4 = 1, B1 = 0, B2 = 1, B3 = 1, B4 = 1. The output will be ________.
• In an odd-parity system, the data that will produce a parity bit = 1 is ________.
• Parity generators and checkers use ________ gates.
• When an open occurs on the input of a TTL device, the output will ________.
• A half-adder does not have ________.
• Occasionally, a particular logic expression will be of no consequence in the operation of a circuit, such as in a BCD-to-decimal converter. These result in ________ terms in the K-map and can be treated as either ________ or ________, in order to ________ the resulting term.

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