Code Converters and Multiplexers Questions

• How is an encoder different from a decoder?
• Which of the following is not a weighted value positional numbering system:
• What do the mathematical symbols A < b and A > B mean?
• What is the status of the inputs S0, S1, and S2 of the 74151 eight-line multiplexer in order for the output Y to be a copy of input I5?
• Most demultiplexers facilitate which type of conversion?
• How many outputs are on a BCD decoder?
• How can the active condition (HIGH or LOW) or the decoder output be determined from the logic symbol?
• How many 74184 BCD-to-binary converters would be required to convert two complete BCD digits to a binary number?
• How many possible outputs would a decoder have with a 6-bit binary input?
• One application of a digital multiplexer is to facilitate:
• Which digital system translates coded characters into a more useful form?
• A basic multiplexer principle can be demonstrated through the use of a:
• Why can a CMOS IC be used as both a multiplexer and a demultiplexer?
• From the following list of input conditions, determine the state of the five output leads on a 74148 octal-to-binary encoder. I0 = 1 I3 = 1 I6 = 1 I1 = 1 I4 = 0 I7 = 1 I2 = 1 I5 = 1 EI = 0
• Use the weighting factors to convert the following BCD numbers to binary. 0101 0011 0010 0110 1000
• A circuit that responds to a specific set of signals to produce a related digital signal output is called a(n):
• How many select lines would be required for an 8-line-to-1-line multiplexer?
• What control signals may be necessary to operate a 1-line-to-16 line decoder?
• In a BCD-to-seven-segment converter, why must a code converter be utilized?
• When two or more inputs are active simultaneously, the process is called: