I Have A Question About The Continuous Time Fourier Transformation Using Matlab

I have a question about the Continuous-time Fourier Transformation using Matlab. Could you help em out with it?

load splat;y=y(1:8192);N=8192;fs=8192;sound(y,fs);Y=fftshift(fft(y));%%part aw=[-pi:2*pi/N:pi-pi/N]*fs;plot(w,abs(Y));y=ifft(fftshift(Y));y=real(y);%%part bY1=conj(Y);…