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Describe a difference between an array and a linked list.

An array has a fixed data size and cannot hold more elements than said size, whereas a linked list can hold different numbers of elements.

MB
Answered by Matthew B. Computing tutor
2165 Views

One member of a chess club sends a text file saved in Unicode. What meant by the term "Unicode" and why might this be necessary?

Computers represent everything as binary numbers. For a computer, there is not much difference between a movie and a book - both of them are a long stream of binary digits. The difference is the way the u...

PG
Answered by Paul G. Computing tutor
1715 Views

Why would you use Assembly Language instead of a normal programming language?

Although assembly language is much more difficult to program in, it runs much faster and takes up less storage space. You would generally use it if you need something to happen very very quickly, like in ...

CH
Answered by Cameron H. Computing tutor
7045 Views

Basic Conversions (Binary, Hexadecimal, etc)

1. Convert the hexidecimal number D6 to decimal Since it is base-16, we multiply the first digit (6) by 16^0 - giving us 6 We then multiple the second digit (D - which equates to 13) by 1...

CJ
Answered by Calum J. Computing tutor
3544 Views

Express the number 208 as a) an 8-bit binary number b) an octal string c) a hexadecimal string

Number conversions are a staple of both A-Level and GCSE computing papers. a) Expressing as a binary number is the hardest part of a conversion. Octal and hexadecimal can all come after e...

AM
Answered by Adam M. Computing tutor
5016 Views

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