Q.1
(6x2 + x + 3)x(5x2 +in Z_=
  • a) x3 + 2x + 6
  • b) 5x3 + 7x2 + 2x + 6
  • c) x3 + 7x2 + 2x + 6
  • d) None of the mentioned
Q.2
Is x3 + 1 reducible over GF(2)
  • a) Yes
  • b) No
  • c) Can’t Say
  • d) Insufficient Data
Q.3
Is x3 + x2 + 1 reducible over GF(2)
  • a) Yes
  • b) No
  • c) Can’t Say
  • d) Insufficient Data
Q.4
Is x4 + 1 reducible over GF(2)
  • a) Yes
  • b) No
  • c) Can’t Say
  • d) Insufficient Data
Q.5
The result of (x2 ⊗ P), and the result of (x ⊗ (x ⊗ P)) are the same, where P is a polynomial.
  • a) True
  • b) False
Q.6
The GCD of xx + 1 and x2 + x + 1 over GF(is
  • a) 1
  • b) x + 1
  • c) x2
  • d) x2 + 1
Q.7
The GCD of x5+x4+x3 – x2 – x + 1 and x3 + x2 + x + 1 over GF(is
  • a) 1
  • b) x
  • c) x + 1
  • d) x2 + 1
Q.8
The GCD of x3 – x + 1 and x2 + 1 over GF(is
  • a) 1
  • b) x
  • c) x + 1
  • d) x2 + 1
Q.9
Find the 8-bit word related to the polynomial x6 + x + 1
  • a) 01000011
  • b) 01000110
  • c) 10100110
  • d) 11001010
Q.10
If f(x)=x7+x5+x4+x3+x+1 and g(x)=x3+x+find f(x) + g(x).
  • a) x7+x5+x4
  • b) x7+x5+x4+x3+x
  • c) x4+x2+x+1
  • d) x6+x4+x2+x+1
0 h : 0 m : 1 s