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Assignment Questions - 14185_192
Assignment Questions - 14185_194

Neets Module 13-Introduction to Number Systems and Logic Circuits
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17 ASSIGNMENT 3 Textbook assignment: Chapter 2, “Fundamental Logic Circuits,” pages 2-1 through 2-36; and "Special Logic Circuits," Chapter 3, pages 3-1 through 3-3. _____________________________________________________________________________________ NOTE: UNLESS OTHERWISE INDICATED, ALL QUESTIONS AND ANSWERS REFER TO POSITIVE LOGIC. 3-1.  Logic is the development of a reasonable conclusion based on known information. 1.    T 2.    F 3-2.  Which of the following methods is used to represent the FALSE condition of the logic symbol, F? 1.    (F) 2.    [F] 3. F 4.    F 3-3.  Which of the following statements describes logic polarity? 1.    Negative logic is indicated by a vinculum 2.    Positive logic is always represented by a positive voltage 3.    A logic 1 is a positive voltage; a logic 0 is a negative voltage 4.    The change in voltage polarity to represent a logic 1 3-4.  Which of the following examples represents positive logic? 1.    -5v equals 0, -10v equals 1 2.    +5v equals 0, +10v equals 1 3.    +5v equals 1, +10v equals 0 4.    -5v equals 1,   +5v equals 0 3-5.  Of the following examples, choose the one that represents negative logic. 1.    -15v equals 0, -10v equals 1 2.    -10v equals 1, -15v equals 0 3.        0v equals 0, -10v equals 1 4.      -5v equals 0,    0v equals 1 3-6.  If the letter X represents an input to a logic device, what logic state of X must exist to activate the device or contribute to the activation of the device? 1. 0 2. 1 3.    Positive logic 4.    Negative logic 3-7.  A chart that lists all possible input combinations and resultant output is called a 1.    Truth Table 2.    Decision Table 3.    logic symbol listing 4.    polarity magnitude listing 3-8.  What is a logic gate? 1.    A block diagram 2.    An astable multivibrator 3.    A bistable multivibrator 4.    A decision-making circuit






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