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Digital-electronics Questions Set 44:

Quiz Mode

Logic circuits can also be designed using?

RAM

ROM

PDL

PLA

Solution:

What is the hexadecimal address of the 256th memory location?

00FFF

000FF

0100

001FF

Solution:

An NPN BJT is off when the base is more negative than the emitter.

Not given

Null

False

True

Solution:

A digital circuit that converts coded information into a familiar or noncoded form is called________.

Solution:

How many binary states does a decade counter skip?

Binary states 1000 to 1111

Binary states 0000 to 0011

Binary states 1010 to 1111

Binary states 1111 to higher

Solution:

The logic family most suitable for industrial environments is

ECL (Emitter-Coupled Logic)

HTL (High Threshold Logic)

TTL (Transistor-Transistor Logic)

CMOS (Complementary Metal-Oxide-Semiconductor)

Solution:

Why is MOSFET preferred over BJT in integrated circuit (IC) components?

MOSFET has low packing density

MOSFET has medium packing density

MOSFET has high packing density

MOSFET has no packing density

Solution:

What is the backplane in an LCD?

The amount of power consumed

For adjusting the intensity of the LCD

The AC voltage applied between segment and a common element

The DC voltage applied between segment and a common element

Solution:

Which of the following is a property of a Sequential Circuit?

Output depends only on the present inputs.

Clock signal is not required.

Memory elements are required.

Easier to design when compared to Combinational Circuits.

Solution:

Given two D flip-flops, which of the following statements are true?

A mod-3 counter can be implemented.

A mod-5 counter cannot be implemented.

Both A and B are true.

A counter with the sequence 01->10->11->00 cannot be implemented.

Digital-electronics Questions Set 44:

Logic circuits can also be designed using?

Solution:

What is the hexadecimal address of the 256th memory location?

Solution:

An NPN BJT is off when the base is more negative than the emitter.

Solution:

A digital circuit that converts coded information into a familiar or noncoded form is called________.

Solution:

How many binary states does a decade counter skip?

Solution:

The logic family most suitable for industrial environments is

Solution:

Why is MOSFET preferred over BJT in integrated circuit (IC) components?

Solution:

What is the backplane in an LCD?

Solution:

Which of the following is a property of a Sequential Circuit?

Solution:

Given two D flip-flops, which of the following statements are true?

Solution:

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