Online Digital Electronics Test - Digital Electronics Test 9
In a binary system there are only two symbols.
The duty cycle of a square wave is ________.
A logic probe is used to test the pins of a 7411 IC with the following results. Is there a problem with the chip and if so, what is the problem?
Your Answer: Option (Not Answered) Correct Answer: Option B Learn more problems on : Logic Gates Discuss about this problem : Discuss in Forum
How many inputs of a four-input AND gate must be HIGH in order for the output of the logic gate to go HIGH?
Your Answer: Option (Not Answered) Correct Answer: Option D Learn more problems on : Logic Gates Discuss about this problem : Discuss in Forum
With regard to a D latch, ________.
Your Answer: Option (Not Answered) Correct Answer: Option C Learn more problems on : Flip-Flops Discuss about this problem : Discuss in Forum
Select the response that best describes the use of the Master Reset on typical 4-bit binary counters.
Your Answer: Option (Not Answered) Correct Answer: Option A Learn more problems on : Counters Discuss about this problem : Discuss in Forum
A bidirectional 4-bit shift register is storing the nibble 1101. Its
input is HIGH. The nibble 1011 is waiting to be entered on the serial data-input line. After three clock pulses, the shift register is storing ________.
How is a strobe signal used when serially loading a shift register?
What is the difference between a ring shift counter and a Johnson shift counter?
A 64-Mbyte SIMM is installed into a system, but when a memory test is executed, the SIMM is detected as a 32-Mbyte device. What is a possible cause?
Which of the following is one of the basic characteristics of DRAMs?
The PAL structure is able to perform any sum-of-products (SOP) operation.
Of the methods listed, the fastest A/D conversion is done by a ________.
Which timing diagram shown below is correct for an inverter?
Determine the voltage on the collector
V of the given transistor circuit. c
The purpose of a pull-up resistor is to keep a terminal at a ________ level when it would normally be at a ________ level.
Submit your test now to view the Results and Statistics with answer explanation.