Signals and Systems

MULTIPLE CHOICE QUESTIONS

1. The state equation is given by
   1. x(k) = Ax (k) + Bu(k)
   2. x (k + 1) = Ax (k)
   3. x (k + 1) = Ax (k) + Bu (k)
   4. None of there
2. If x (k) be the input of a delay element, the output will be
   1. x (k + 1)
   2. x (k)
   3. x (k−1)
   4. x (k/2)
3. The transfer function of a delay element is
   1. z
   2. z/2
   3. z²
   4. z⁻¹
4. Find the correct representation(s):
   1. 
   2. 
   3. 
   4. 
5. The transfer ...