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What is the range of denary numbers that can be represented using 8-bit two’s complement binary integers?

In the two's complement notation - the first bit is used to display whether a number is positive or negative. This leaves us with 7 bits to work with to signify the magnitude(size of the number). To calcu...

Answered by Juris B. Computing tutor
13619 Views

When a stack is implemented using a 1-D array, adding a valid item can cause an execution error. Explain why an execution error can occur in this situation.

The key thing to remember here is that an array is a fixed size data structure so any attempt to exceed this size will cause an error during execution e.g. trying to add an item to an already full stack w...

Answered by Thomas T. Computing tutor
2146 Views

What is the difference between simplex, half duplex and full duplex?

These are different forms of data transfer. Simplex means that data can only travel in one direction between an interface. An example of this would be a keyboard - you type into the computer which is regi...

Answered by Matthew M. Computing tutor
19165 Views

Project Euler Question 3: What is the largest prime factor of the number 600851475143?

To answer this question you must first fully understand what prime factors are. Any positive integer number can be 'split' down into a product of its prime factors, that is, the number can only be made by...

Answered by Tom E. Computing tutor
3368 Views

Which are the parts of a compuer?

Hard drive

output devices such as printer,  screen

processor

CD/DVD driver

input devices such as keyboard, mouse

Answered by Pablo Q. Computing tutor
1658 Views

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