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Chapter 1 1 Which one of the circuits listed is made up of flip-flops
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which one of the circuits listed is made up of flip–flops? 1) A) A converter B) A multiplexer C) A register D) […]
Chapter 10 1 The main difference between a GAL and a PAL is that the GAL is reprogrammable
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) An OLMC is an ________. 1) A) optical logic main communicator B) output logic macrocell C) output logic microcomputer D) onboard logic […]
Chapter 11 1 Which of the following faults will the checkerboard pattern detect in RAM
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Figure 11–2 1) Refer to Figure 11–2. The Binary–to–Gray converter is not working correctly. How could it be checked? 1) A) Reverse the […]
Chapter 12 1 What function is performed by the block labeled ‘X’ in the figure below
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The primary disadvantage of the simultaneous A/D converter is ________. 1) A) the long conversion time required B) the large number of […]
Chapter 13 1 To correct for drift between the sending and receiving oscillators
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Attenuation in a coaxial cable will increase if ________. 1) A) cabling length decreases B) skin effect increases C) temperature increases D) […]
Chapter 14 1 Which of the following is not normally a part of a microcomputer
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Timing issues in computer systems generally occur when ________. 1) A) the design uses discount parts B) the processor signal timing fails […]
Chapter 14 2 Bus master use interrupts to gain control of the system bus from the CPU
57) The system bus consists of all of the following except ________. 57) A) control bus B) power bus C) data bus D) address bus 58) System software ________. 58) A) manages all the hardware and software in a system […]
Chapter 15 1 Which of the logic families listed below allows the highest operating frequency
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The HIGH logic level for a standard TTL output must be at least ________ V. 1) A) 2.4 B) 5 C) 0.8 […]
Chapter 2 1 The greatest single-digit value in the octal number system equals
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) In binary addition, 1 + 1 = ________. 1) A) 0 with a carry of 1 B) 0 with a carry of […]
Chapter 3 1 Which of the truth tables below describes the Exclusive-NOR gate
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A logic gate draws 10mA when its output is HIGH and 20mA when its output is LOW. When operating from a 12V […]
Chapter 4 1 What is the primary motivation for using Boolean algebra to simplify logic expressions
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The simplest Boolean expression for the Karnaugh map below is ________. 1) A) ABC+ ABC + ABC B) X = AC + […]
Chapter 5 1 What is the indication of a short on the input of a load gate
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the indication of a short to ground in the output of a driving gate? 1) A) The node is stuck […]
Chapter 6 1 Which statement below best describes the function of a decoder
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Figure 6–3 1) The boolean expression for the decoder in Figure 6–3 is ________. 1) A) X =ABCD B) X =ABCD C) X […]
Chapter 7 1 What primary advantage does the J-K flip-flop have over the S-R flip-flop
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What advantage does a J–K flip–flop have over an R–S flip–flop? 1) A) It has fewer gates. B) It does not require […]
Chapter 8 1 Which of the illustrations below represents the function of a parallel-in serial-out register
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Figure 8–1 1) How many clock cycles are required to enter a data group into the register in Figure 8–1? 1) A) 4 […]
Chapter 9 1 Is the counterworking correctly? If not, what could be wrong
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following statements is true? 1) A) Only asynchronous events need a control clock. B) Asynchronous events are controlled by […]
Chapter 9 2 In order to check the CLR function of a counter, which action should be taken
22) A decade counter counts from zero (0) through decimal ________. 22) A) 10 B) 0 C) 9 D) 15 23) Which of the following procedures would be used to check the parallel loading feature on a counter? 23) A) […]