Jobs By Abekus

Digital-electronics Questions Set 54:

Quiz Mode

How many LEDs are used in a 7-segment display?

Solution:

Which of the following is the Combining Property?

X.(X+Y) = X

X.Y = Y.X

(X+Y).(X+Y') = X

X+X.Y = X

Solution:

A 2-digit BCD D/A converter is a weighted resistor type with V=1 V, R=1 MΩ, and r=10 kΩ. The resolution as a percentage will be:

0.1%

0.2%

Solution:

Which of the following accurately represents the Commutative Law in Boolean algebra?

A*(B+C) = AB+AC

(A+B) + C = A + (B+C)

(A*B)*C = A *(B*C)

A+B = B+A

Solution:

What is the primary function of a multivibrator electronic circuit?

Implement an oscillator

Implement a timer

Implement a flip-flop

Implement all of the above

Solution:

A PLA is similar to a ROM in concept, except that?

It doesn't have the capability to read only

It doesn't have the capability to read or write operation

It doesn't provide full decoding to the variables

It doesn't have the capability to write only

Solution:

In a room, there are three light bulbs. A random bulb glows ON if any one or two of the switches is turned ON. The light turns OFF in the room only if all the switches are turned ON. The switching connection of the room resembles which logic gate?

NAND

NOR

XOR

Solution:

Based on how binary information is entered or shifted out, shift registers are classified into _______ categories.

2

3

4

5

Solution:

Each product term of a group, w’.x.y’ and w.y, represents the ____________ in that group.

Implicant

Complement

Prime Complement

Essential Prime Implicant

Solution:

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

An 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

Digital-electronics Questions Set 54:

How many LEDs are used in a 7-segment display?

Solution:

Which of the following is the Combining Property?

Solution:

A 2-digit BCD D/A converter is a weighted resistor type with V=1 V, R=1 MΩ, and r=10 kΩ. The resolution as a percentage will be:

Solution:

Which of the following accurately represents the Commutative Law in Boolean algebra?

Solution:

What is the primary function of a multivibrator electronic circuit?

Solution:

A PLA is similar to a ROM in concept, except that?

Solution:

In a room, there are three light bulbs. A random bulb glows ON if any one or two of the switches is turned ON. The light turns OFF in the room only if all the switches are turned ON. The switching connection of the room resembles which logic gate?

Solution:

Based on how binary information is entered or shifted out, shift registers are classified into _______ categories.

Solution:

Each product term of a group, w’.x.y’ and w.y, represents the ____________ in that group.

Solution:

Modulus refers to _______

Solution:

Related Question Sets:

Related Topics: