ITEC 4023 FINAL TEST 2026 QUESTIONS
WITH CORRECT ANSWERS GRADED A+
◍ The Karnaugh maps provide "cookbook" approaches to simplifying Boolean
expressions..
Answer: Select one:True CorrectFalse
◍ A Karnaugh map ________..
Answer: d. provides a means of reducing complex Boolean expressions.
Correct
◍ In binary multiplication, 11 × 110 = ________..
Answer: Select one:a. 11111b. 11001c. 10110d. 10010 Correct
◍ What is the duty cycle of a digital pulse train where the pulse width is 10 ms
and the period of the waveform is 90 ms?.
Answer: 11.1%
◍ The decimal value of binary 1011 can be determined by evaluating the
following expression: 1 × 2^ 3 + 0 × 2^ 2 + 1 × 2^ 1 + 1 × 2^ 0 ..
Answer: Select one:True CorrectFalse
◍ The first step in the PLD programming process is ________..
Answer: Select one:a. compilationb. synthesisc. downloadd. data entry
Correct
◍ How many gates, including inverters, are required to implement the
equation, X = ACD' + A'B(CD+BC) after simplification with a Karnaugh
map? (Note: The instructor may require you to show your work on this
problem.).
Answer: Select one:a. 3b. 9 c. 5d. 7 Correct
◍ What is the indication of a short on the input of a load gate?.
Answer: Select one:a. Only the output of the defective gate is affected.b.
, There is a signal loss to all gates on the node.c. The affected node will be
stuck in the LOW state.d. Both B and C are correct. Correct
◍ In Boolean algebra, the expression "________" means the complement of
A. .
Answer: not A
◍ ____ are overload protection devices that move form their original position
when placed under excessive stress.
Answer: Detents
◍ ____ timing systems may include both interval and delay timing to provide
energizing action in an operation sequence.
Answer: Cycle
◍ The output of an OR gate is LOW when at least one input is LO
W. .
Answer: Select one:TrueFalse Correct
◍ Continuous path programming must be used for ____ operations to ensure
smooth motion.
Answer: Spraying
◍ The effect of an inverted output being connected to the inverting input of
another gate is to effectively eliminate one of the inversions, resulting in a
single inversion..
Answer: Select one:TrueFalse Correct
◍ Which of the following is a form of DeMorgan's theorem?.
Answer: Select one:a. XY all bar = X bar + Y bar Correctb. X + 0 = 0c. X +
Y = X + Yd. X(l) = X
◍ The output of a 2-input Exclusive-NOR gate is 1 when the inputs are equal,
or identical..
Answer: Select one:True CorrectFalse
◍ rnaugh maps below represents the expression, X = AC + BC + B?.
Answer: Select one:a. Figure Ib. Figure IIc. Figure III Correctd. Figure
, IVFeedback
◍ Continuous-path robots use ____ programming, which records thousands of
points into the memory as the end effector is moved through the motions of
a process.
Answer: walk-through
◍ When the both inputs to a 2-input OR gate are both HIGH, the output is HIG
H. .
Answer: true
◍ The package style in Figure 1-4(B) is a(n) ________..
Answer: Select one:a. SOICb. FPc. PLCC Correctd. LCCC
◍ The Product-of-Sum (POS) form is a standard form of a Boolean
expression..
Answer: true
◍ Which figure below represents AND-OR logic?.
Answer: Select one:a. Figure (A) Correctb. Figure (B)c. Figure (C)d. Figure
(D)
◍ The accuracy of movement of a robot's tool tip is described in terms of ___.
Answer: dynamic performance
◍ In the decimal value 42.56, the weight of the numeral 6 is ________..
Answer: Select one:a. 10 -2 Correctb. 6 × 2 -2c. 0.06d. 10 -1
◍ The output generated by an OR gate is HIGH ________..
Answer: b. when at least one input is HIGH
◍ Based on the indications of probe A in Figure 5-5, what is wrong, if
anything, with the circuit?.
Answer: Select one:a. The logic probe is unable to determine the state of the
circuit at that point and is blinking to alert the technician to the problem.b.
The output appears to be LOW, but is being pulsed by the pulser.c. The
output appears to be shorted to Vcc, but is being pulsed by the pulser.d.
Nothing appears to be wrong at that point. Correct
WITH CORRECT ANSWERS GRADED A+
◍ The Karnaugh maps provide "cookbook" approaches to simplifying Boolean
expressions..
Answer: Select one:True CorrectFalse
◍ A Karnaugh map ________..
Answer: d. provides a means of reducing complex Boolean expressions.
Correct
◍ In binary multiplication, 11 × 110 = ________..
Answer: Select one:a. 11111b. 11001c. 10110d. 10010 Correct
◍ What is the duty cycle of a digital pulse train where the pulse width is 10 ms
and the period of the waveform is 90 ms?.
Answer: 11.1%
◍ The decimal value of binary 1011 can be determined by evaluating the
following expression: 1 × 2^ 3 + 0 × 2^ 2 + 1 × 2^ 1 + 1 × 2^ 0 ..
Answer: Select one:True CorrectFalse
◍ The first step in the PLD programming process is ________..
Answer: Select one:a. compilationb. synthesisc. downloadd. data entry
Correct
◍ How many gates, including inverters, are required to implement the
equation, X = ACD' + A'B(CD+BC) after simplification with a Karnaugh
map? (Note: The instructor may require you to show your work on this
problem.).
Answer: Select one:a. 3b. 9 c. 5d. 7 Correct
◍ What is the indication of a short on the input of a load gate?.
Answer: Select one:a. Only the output of the defective gate is affected.b.
, There is a signal loss to all gates on the node.c. The affected node will be
stuck in the LOW state.d. Both B and C are correct. Correct
◍ In Boolean algebra, the expression "________" means the complement of
A. .
Answer: not A
◍ ____ are overload protection devices that move form their original position
when placed under excessive stress.
Answer: Detents
◍ ____ timing systems may include both interval and delay timing to provide
energizing action in an operation sequence.
Answer: Cycle
◍ The output of an OR gate is LOW when at least one input is LO
W. .
Answer: Select one:TrueFalse Correct
◍ Continuous path programming must be used for ____ operations to ensure
smooth motion.
Answer: Spraying
◍ The effect of an inverted output being connected to the inverting input of
another gate is to effectively eliminate one of the inversions, resulting in a
single inversion..
Answer: Select one:TrueFalse Correct
◍ Which of the following is a form of DeMorgan's theorem?.
Answer: Select one:a. XY all bar = X bar + Y bar Correctb. X + 0 = 0c. X +
Y = X + Yd. X(l) = X
◍ The output of a 2-input Exclusive-NOR gate is 1 when the inputs are equal,
or identical..
Answer: Select one:True CorrectFalse
◍ rnaugh maps below represents the expression, X = AC + BC + B?.
Answer: Select one:a. Figure Ib. Figure IIc. Figure III Correctd. Figure
, IVFeedback
◍ Continuous-path robots use ____ programming, which records thousands of
points into the memory as the end effector is moved through the motions of
a process.
Answer: walk-through
◍ When the both inputs to a 2-input OR gate are both HIGH, the output is HIG
H. .
Answer: true
◍ The package style in Figure 1-4(B) is a(n) ________..
Answer: Select one:a. SOICb. FPc. PLCC Correctd. LCCC
◍ The Product-of-Sum (POS) form is a standard form of a Boolean
expression..
Answer: true
◍ Which figure below represents AND-OR logic?.
Answer: Select one:a. Figure (A) Correctb. Figure (B)c. Figure (C)d. Figure
(D)
◍ The accuracy of movement of a robot's tool tip is described in terms of ___.
Answer: dynamic performance
◍ In the decimal value 42.56, the weight of the numeral 6 is ________..
Answer: Select one:a. 10 -2 Correctb. 6 × 2 -2c. 0.06d. 10 -1
◍ The output generated by an OR gate is HIGH ________..
Answer: b. when at least one input is HIGH
◍ Based on the indications of probe A in Figure 5-5, what is wrong, if
anything, with the circuit?.
Answer: Select one:a. The logic probe is unable to determine the state of the
circuit at that point and is blinking to alert the technician to the problem.b.
The output appears to be LOW, but is being pulsed by the pulser.c. The
output appears to be shorted to Vcc, but is being pulsed by the pulser.d.
Nothing appears to be wrong at that point. Correct
