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What is a Mutatable Data Structure?

A Mutatable Data Structure is a type of data structure in which the data structure can be edited, deleted or moved, in comparison to an immutable structure data cannot be changed, it can only have more data ...
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Answered by Najeeb H. • Computing tutor
2690 Views

How Can You Prevent Viruses?

Viruses can be prevented by taking sensible precautions, including: Keeping your operating system up to date.Using up to date anti-virus software.Not opening an email attachment unless you are expecting it a...
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Answered by Najeeb H. • ICT tutor
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How do fish ventilate their gills?

Unlike mammals fish have water as their gas exchange medium instead of air. Fish use gills for gas exchange, gills are specialised flaps of tissue which have the following features to allow efficient gas exc...
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Answered by Meg H. • Biology tutor
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Line Q goes through (0,5) and (4,7). Find the equation of Line Q in the form y = mx + c

M = Gradient M = (y 2 - y1)/(x2 - x 1 ) C = the 'y' intercept, where x = 0 Therefore, M = 2/4 = 1/2 = 0.5 y = 0.5x + 5
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Answered by Tutor105540 D. • Maths tutor
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PQRS is a parallelogram with P->Q=a and P->S=b. Find S->Q in terms of a and b. N is a point between S and Q, where SN:NQ is 3:2, find N->R

Vectors are special in that they have a direction as well as magnitude (size). To get from S->Q you can go from S->P = -b and then P->Q = a so S->Q = - b + a = a - b (remember underlining) To fin...
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Answered by Kristian B. • Maths tutor
5999 Views