MOD is the remainder value of two numbers

Which of the following is true?

Hexadecimal is useful since it uses fewer digits than binary

What is the purpose of a simulation?

To test theories and make predictions about patterns

What is a float number value?

Any number that has a decimal place

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Exam Review Day #2: Abstraction

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Abstraction manages code by reducing complexity and redundancy in your program.

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Questions 15

Answers

1
How many values can be represented by a single bit?
Always zero
1 byte
Only one value - 1
Only 2 values - 0 or 1
2
What is modulus?
It can always be represented by a single bit
MOD is the remainder value of two numbers
A modern number system
Always the value of 1
3
Which of the following is true?
The decimal number is a base-16 number system.
Hexadecimal uses more values than binary.
Hexadecimal is useful since it uses fewer digits than binary
Numeric values can only be represented in binary
4
What is the minimum number of binary place values to store the sum of 3 and 4?
2
3
7
4
5
What is the purpose of a simulation?
To perform accurate recordings of data
to analyze the results of an experiment
To study real outcomes
To test theories and make predictions about patterns
6
What is the least abstracted type of language?
Text-based language
Block-based language
HTML
Machine language
7
What is the most abstracted type of language?
Machine language
block-based language
HTML
text-based language
8
What is the correct sequence for binary conversion?
8 7 6 5 4 3 2 1 0
128 64 32 16 8 4 2 1
32 64 8 16 2 1 0
32 16 8 4 2 1 0
9
How many states are involved in binary?
Two
Three
One
Four
10
What is equivalent to 10 in Hexadecimal?
AA
10
F
A
11
What is abstraction?
Complexity made simple
Mathematical operations?
Step-by-step instructions
Modifying data
12
What base system is hexadecimal?
Base-10
Base-2
Base-16
Base-8
13
Which system represents characters using 7 bits?
ASCII
Hexadecimal
Decimal
All of the above
14
What happens to the number of place values you can represent when you add a SINGLE bit?
It multiplies by 10.
It adds two.
It adds another byte.
It doubles.
15
What is a float number value?
An exact whole number value
Any number that has a decimal place
a fraction
An integer

Exam Review Day #2: Abstraction Flashcards | StudBud