DLD-Quiz-Module4

• 110

• 000

• 001

• 011

• 000

• 001

• 010

• 100

A bidirectional 4-bit shift left register is storing the nibble 1110. The nibble 0111 is waiting to be entered on the serial data-input line. After two clock pulses, the shift register is storing

• 1001

• 0111

• 1000

• 1011

Modulus refers to ____________

• A method used to fabricate decade counter units

• The modulus of elasticity, or the ability of a circuit to be stretched from one mode to another

• n input on a counter that is used to set the counter state, such as UP/DOWN

• The maximum number of states in a counter sequence

The minimum number of flip-flops that can be used to construct a modulus-5 counter is ____________

• 3

• 8

• 5

• 10

A 5-bit asynchronous binary counter is made up of five flip-flops, each with a 12 ns propagation delay. The total propagation delay (tp(tot)) is ________

• 12 ms

• 60 ms

• 48 ns

• 60 ns

he group of bits 11001 is serially shifted (right-most bit first) into a 5-bit parallel output shift register with an initial state 01110. After three clock pulses, the register contains ________

• 01110

• 00001

• 00101

• 00110

On the fifth clock pulse, a 4-bit Johnson sequence is Q₀ = 0, Q₁ = 1, Q₂ = 1, and Q₃ = 1. On the sixth clock pulse, the sequence is ________.

• Q₀ = 1, Q₁ = 0, Q₂ = 0, Q₃ = 0

• Q₀ = 1, Q₁ = 1, Q₂ = 1, Q₃ = 0

• Q₀ = 0, Q₁ = 0, Q₂ = 1, Q₃ = 1

• Q₀ = 0, Q₁ = 0, Q₂ = 0, Q₃ = 1

A MOD-16 ripple counter is holding the count 1001. What will the count be after 31 clock pulses?

• 1000

• 1010

• 1011

• 1101

A state diagram is a table of states.

• True

• False