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Some problems are intractable. What does it mean for a problem to be described as intractable?

An intractable problem is a problem that is solvable, but not in polynomial time or less. Such problems cannot be solved in time considered to be reasonable (i.e. not solvable quick enough to be 'usefu...

HB
Answered by Henry B. Computing tutor
6203 Views

Explain how the even parity system works when transmitting ASCII codes. Include a description of the roles of the sending device and the receiving device during transmission.

The sender's role is to add the parity bit. ASCII characters are represented using a 7-bit binary string. A parity bit is added to the beginning of the binary string (i.e. at the most ...

HB
Answered by Henry B. Computing tutor
23455 Views

What is the denary equivalent of the hexadecimal number A7?

Let's start by looking at the denary (i.e. base 10) number system. In base 10, you have a column for each digit in a number.

For example, with the number 5,867 you have a...

HB
Answered by Henry B. Computing tutor
22966 Views

What is an externality?

An externality is the effect of an economic transaction on a third party not involved in the original economic transaction, and can be negative or positive. Negative: Pollution. Positive: Education

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ES
2397 Views

What was the Weimar Republic?

The Weimar Republic was the democratic government put in place in Germany between World War 1 and World War 2. It ultimately failed and led to the rise of the National Socialists (Nazi Party)

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ES
Answered by Elliott S. History tutor
3486 Views

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