Question: As a technician you are confronted with a TTL circuit board containing dozens of IC chips. You have taken several readings at numerous IC chips, but the readings are inconclusive because of their erratic nature. Of the possible faults listed, select the one that most probably is causing the problem.

Options

A : A defective IC chip that is drawing excessive current from the power supply

B : A solar bridge between the inputs on the first IC chip on the board

C : An open input on the first IC chip on the board

D : A defective output IC chip that has an internal open to V cc

Click to view Correct Answer

Previous || Next

Combinational Logic Circuits - General Questions more questions

How many data select lines are required for selecting eight....

How many 1-of-16 decoders are required for decoding a 7-bit....

The implementation of simplified sum-of-products expressions may be easily implemented....

Which of the following statements accurately represents the two BEST....

Which of the following combinations cannot be combined into K-map....

Which gate is best used as a basic comparator?

In VHDL, macrofunctions is/are:

Which of the following expressions is in the product-of-sums form?

Which of the following is an important feature of the....

An output gate is connected to four input gates; the....

Boolean Algebra and Logic Simplification - General Questions more Online Exam Quiz

Data Models into Database Designs - General Questions

XML and ADO.NET - General Questions

Boolean Algebra and Logic Simplification - General Questions

Code Converters and Multiplexers - General Questions

Combinational Logic Analysis - General Questions

Computers - General Questions

Counters - General Questions

Describing Logic Circuits - General Questions

Digital Arithmetic Operations and Circuits - General Questions

Digital Concepts - General Questions