3-60. 3-61. 3-62. 3-63. 3-64. Identify  the  following  resister with the reference designation 2A11A4A1R3. 1. No.   3 resistor on No. 1 card of rack 4 in assembly 11 of unit 2 2. No.   3 resistor on No. 2 card of rack 4 in assembly 11 of unit 1 3. No.   1 resistor on No. 2 card of rack 3 in assembly 11 of unit 1 4. No.   1 resistor on No. 3 card of rack 2 in assembly 11 of unit 4 The spaghetti tags on the ends of a conductor  provide  what  information? 1.    The  terminal  board  and  terminal to which the marked end is connected 2. The  abbreviated  reference designation  number 3. The  terminal  board  and  terminal to which the opposite end is connected 4. The  complete  reference designation  number A block diagram of a complicated aircraft  system  that  contains details  of  signal  paths,  wave shapes,   and so on is commonly known by what term? 1. Schematic diagram 2. Signal flow diagram 3. Flow  path  indicator 4.    Reference  chart Aircraft electronic wiring diagrams fall into which of the following classes? 1. Diagnostic 2. Chassis 3. Interconnnecting 4. Both 2 and 3 above What part of the aircraft electronics  wire  identification code  designates  the  terminal connection? 1. First 2. Second 3. Third 4. Fourth 3-65. Drawings that are broken down and simplified  both  mechanically  and electronically are known by what term? 1. Electromechanical   drawings 2. Detailed   electronic/mechanical drawings 3. Simplified  electronic  and mechanical  drawings 4. Electronic  and  mechanical isometric  drawings QUESTIONS 3-66 THROUGH 3-75 DEAL WITH COMPUTER LOGIC. 3-66. 3-67 3-68 3-69 The  operations  of  digital  computers are  expressed  in 1.    arithmetical   expressions 2. algebraic  equations 3.    verbal reasoning 4. symbolic  logic Boolean  algebra  uses  what  three basic  logic  operations? 1.    AND, OR, and NAND 2.    NAND, INHIBIT, and NOR 3.    AND, OR, and NOT 4. OR, NAND, and NOR Boolean algebra is based upon elements  having  how  many  possible stable  states? 1. Two 2. Four 3.    As many as there are terms in an  expression 4.    An  infinite  number What is the Boolean algebra expression  for  the  OR  operation? 1. AB 2. A 3. + 4. IN ANSWERING QUESTIONS 3-70 THROUGH 3-73 SELECT FROM THE FOLLOWING LIST THE LOGIC OPERATION  DESCRIBED  IN  THE  QUESTION. 3-70. 3-71. A. AND B. OR C. NOT D. NOR E. NAND F.  INHIBIT G. EXCLUSIVE OR Every input line must have a signal to produce an output. 1. A 2. C 3. D 4. F A combination of an OR operation and a NOT operation. 1. A 2. C 3. D 4. E 20