
Understanding Overflow and Representation Errors

Interactive Video
•
Computers
•
7th - 12th Grade
•
Hard

Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't computers store infinitely large numbers?
Because they are not designed to handle numbers.
Because they can only store text data.
Because they have a fixed amount of storage.
Because they can only store images.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the largest number you can represent with two bits?
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many numbers can be represented with four bits?
32
16
12
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula to calculate the largest number that can be represented with 'n' bits?
n^2 - 1
2^n - 1
2^n
n^2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an overflow error?
An error when a number is zero.
An error when a number is negative.
An error when a number is too large to be represented with the available bits.
An error when a number is too small to be represented.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a system using six bits for integers, which operation will cause an overflow error?
5 + 25
3 + 29
15 + 15
10 + 20
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a floating-point roundoff error?
An error when a number is negative.
An error due to the inability to represent certain decimal numbers precisely.
An error when a number is too small.
An error when a number is too large.
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