MATLAB Interview Questions and Answers
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Ques 1. Explain the use of the 'ode45' function in MATLAB.
'ode45' is a function used for solving ordinary differential equations (ODEs) numerically.
Example:
function dydt = myODE(t, y)
dydt = -y + t;
end
[t, y] = ode45(@myODE, [0, 5], 1);
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Ques 2. Explain the purpose of the 'fft' function in MATLAB.
'fft' is used for computing the discrete Fourier transform (DFT) of a sequence or signal.
Example:
x = [1, 2, 3, 4];
X = fft(x);
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Ques 3. Explain the concept of handle graphics in MATLAB.
Handle graphics refers to the system in MATLAB where graphical objects (plots, figures, axes) are represented by handles, allowing easy manipulation and customization.
Example:
figure;
plot([1, 2, 3], [4, 5, 6]);
h = gcf;
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