Question

Question 9 5 pts Represent the following sentences by a Boolean equation. The elevator door should open (Z) if the elevator is stopped (A), it is level with the floor (B),and the timer has not expired (C), or if the elevator is stopped (A), it is level with the floor (B), and a button is pressed (D). Z-A+B+CA+B+D O Z-A.B.C.D ZEA+B+C+A+B+D ZEA.B.C+A.B.D Question 10 6 pts

Answer 1

level with the floor CB), f the elevator is stopped CAJ, it is level (1) Qgl/Ans. Representation of the a Boolean equa following sentences by * The elevator door should open (Z) if the elevator is stopped (A), it is -fon. timer has not enpired (L), or if the 11 17. with the floor (B] f a button is pressed CO2 Elevator door open Z=1 Close & Z=0 *11) Elevator is stopped * A=1 " not stopped ) A=0 Lettel mith floor B & B=1 not forb = B= Wo Timer has not enpired = C = 1 enpired &c=0 V Button is pressed 3 0=1 not pressed D=0. 12 11 12 il CS Scanned, with 1) 12 CamScanner

(2 * As we see TA B C D IN 20 O O 'm the problem that For opening the door Che Z=1) elagator must Stop (le A=1 with floor B (B=1) 30 O o 0 4 1 0 O 0 ܝܢ 0 60 0 7LO 1 f either times should not enpired (1.e c=1] (or Bulten mate u pressed Cle D=1 $1251 8 0 o o 911 toll 0 o 10 1 H 121 0 0 0 At, b=1 13 o Ast, B-1 C=0,01 C=1, Dzo 1 1 1 1 151 1 1 CS Scanned with CamScanner & Em (13, 14, 15) = ZLA,B,C,0)

3 The expressions that we have obtained from the is that Z=5m (13.14, 15) on Z (A, B, C,0) = m (13, 14, 15) ginen probelen to By using K-map we will get the logee enpression ass CD AB ve o ll. 16 Oy oll (A,BEDJ ABC+ABD 1 ( 11 o *... Boolean enpression to open the Elevator door at floor B u ginen as Z= ABCH ABD * * of option is correct