Data Representation
Binary
The Gates of Logic
The Tables of Truth
The Court of the Bajcz King
100
Type Z. As data in a computer, even letters are represented by one of these two digits.
What are 0 and 1?
100
The system using the values 0 to 9 to represent numbers is referred to as base 10. This is the system with only two values.
What is binary?
100
The three basic logic gates.
What are AND, OR, and NOT?
100
The truth table result for the NOT operator, if the input is TRUE.
What is FALSE?
100
A physical device that implements a boolean function.
What is a gate?
200
The benefit of only using two possible values for computer hardware design.
What is simpler hardware design with lower failure rates?
200
The missing number on this number line: 128 64 32 16 8 4 2 ___.
What is 1?
200
The number of inputs in a NOT gate.
What is 1?
200
The conditions under which the OR operator has a unique output (one that only occurs in one situation).
What is both inputs are FALSE?
200
An example of a character encoding format.
What is ASCII, extended ASCII, EBCDIC, or Unicode?
300
The number of bits in a standard byte (octet).
What is 8 bits?
300
The missing number on this number line in order from lowest to highest: ___ 128 ___ 32 ___ 8 4 2 1.
What are 16, 64, 256?
300
The conditions which will make the output of an OR gate TRUE.
What is when at least one input is TRUE?
300
The purpose of a truth table.
What is to show all possible combinations of truth values of inputs and outputs?
300
One of the reasons for the widespread use of Unicode and its 65,000 unique characters.
What is the internet / WWW / international capability to represent symbols in many languages?
400
The number of bytes in a kilobyte, not a kibibyte. Mmm, kibby.
What is 1,000?
400
What these numbers have in common mathematically: 128 64 32 16 8 4 2 1 1/2.
What is powers of two?
400
The output of the following combination of basic logic gates if both X and Y are TRUE: NOT X AND NOT Y
What is FALSE?
400
The boolean operator that is evaluated first in the following expression: NOT ( X AND Y )
What is AND?
400
Billions and billions of transistors.
What are modern computer CPU IC's?
500
This person is known as the Father of Information Theory and is credited with developing binary representation used to represent data.
Who is Claude Shannon?
500
The number and formula used to determine the number of unique characters which can be represented with 8 bits.
What is 256 and 2^8?
500
The gate represented by the following picture:
What is the AND gate?
500
The boolean operator that is evaluated last in the following expression: NOT ( X AND Y ) OR ( NOT X AND NOT Y)
What is OR?
500
Binary numbers are a representation for human understanding, but this is what they actually represent in a circuit.
What is the presence or absence of current or a series of circuits with a specific pattern of on and off?