LE1

Question 1

What are the 4 number systems?

Answer 1

Binary
Decimal
Octal
Hexadecimal

Question 2

What are the 5 data organizations starting from the smallest unit.

Answer 2

Bit (Binary Digit)
Nibble [4 bits]
Byte [8 bits, 2 nibbles]
Word [16 bits, 2 bytes, 4 nibbles]
Double Word [32 bits, 2 words, 4 bytes, 8 nibbles]

Question 3

How many bits are there in a nibble?

Answer 3

4 bits

Question 4

How many bits and nibbles are there in a byte?

Answer 4

8 bits, 2 nibbles

Question 5

How many bits, nibbles, and bytes are there in a word?

Answer 5

16 bits, 2 bytes, 4 nibbles

Question 6

How many bits, nibbles, bytes, and words are there in a double word?

Answer 6

32 bits, 2 words, 4 bytes, 8 nibbles

Question 7

This complement negates the value of 1’s or 0’s

Answer 7

1’s complement

Question 8

This complement applies the 1’s complement on the left side of the the least significant 1

Answer 8

2’s complement

Question 9

What do you call the literal at the right side most of a term?

Answer 9

Least Significant Bit

Question 10

What do you call the literal at the left side most of a term?

Answer 10

Most Significant Bit

Question 11

A group of n bits that assume up to 2n distinct combinations of 1s and 0s, with each combination representing one element of the set being coded.

Answer 11

Binary codes

Question 12

What is ASCII?

Answer 12

American Standard Code for Information Interchange

Question 13

In signed binary numbers, what is the equivalent sign of 0 and 1?

Answer 13

0 - positive

1 - negative

Question 14

It is a bit added to ASCII character for error detection

Answer 14

Parity bit

Question 15

It may be defined with a set of elements, a set of operators, and a number of unproved axioms or postulates

Answer 15

Boolean Algebra

Question 16

It is a collection of object having common property

Answer 16

Set

Question 17

Every algebraic expressions from postulates of Boolean algebra remains valid if the operators and identity are interchanged

Answer 17

Duality Principle

Question 18

An expression formed with binary variables, the two binary operators OR and AND, the unary operator NOT, parenthesis, and equal sign

Answer 18

Boolean Function

Question 19

Single variable within a term

Answer 19

Literal

Question 20

It is a silicon semiconductor crystal, called chip, containing electronic components for constructing digital gates

Answer 20

Integrated circuit (IC)

Question 21

The level of integration is less than 10 gates and limited by # of pins

Answer 21

Small Scale Integration (SSI)

Question 22

The level of integration is 10 - 1,000 gates; elementary operation

Answer 22

Medium Scale Integration (MSI)

Question 23

The level of integration is on thousands of gates

Answer 23

Large Scale Integration (LSI)

Question 24

The level of integration is on hundres of thousands of gates

Answer 24

Very Large Scale Integration (VLSI)

Question 25

What are the digital logic families?

Answer 25

TTL (Transistor to Transistor Logic), ECL (Emitter – Coupled Logic), MOS (Metal Oxide Semiconductor), CMOS (Complementary MOS)

Question 26

It is a diagram made up of squares with each square representing one minterm of function.
A pictorial representation of a truth table

Answer 26

Karnaugh Map