Interview Questions
Mental Ability Question
If performance doubles every two years, by what percentage does performance go up every month? :-)
Interview Questions
Interview Question - Gray Codes
What are the tradeoffs in implementing a program counter for a microprocessor using Gray coding? Sol: Gray coding is…
General
Shyness due to Gadgets?
Though we certainly feel as if we've had this discussion before, gadgets are being blamed for an increase in shynes…
Interview Questions
Interview Question - Testing
As time goes by, the average number of transistors on a chip is increasing faster than the number of input/output pins.…
Interview Questions
Interview Question
If we increase the supply voltage for a circuit, answer whether the short-circuiting current is most likely to increase…
Programming
Interview Question
Some software programming languages allow compilers to perform "short cut" or "short circuit" optim…
Timing
Interview Question
Due to a miscommunication during design, you thought your circuit was supposed to have a supply voltage of 2.1 volts (t…
Interview Questions
Interview Question
Your group designs a microprocessor for use in cell phones and palmtop computers. You currently fabricate your chips on…
Interview Questions
Interview Question
The average performance of products in your market segment triples every 36 months. Your design engineers have proposed…
Interview Questions
Interview Question
When trying to validate the behavior of a circuit under boundary conditions, would you use coverage monitors or asserti…
Interview Questions
Interview Question
When writing a specification for a circuit, the specification should be "obviously correct". What does this m…
Interview Questions
Interview Question
What are the main differences between reference model testbenches and relational style testbenches? For what types of c…
Interview Questions
Interview Question
For a system with 64 primary inputs, 1024 internal states, 6,120 combinational signals, and 14 primary outputs, how man…
Interview Questions
Interview Question
Your task is to predict the maximum performance that you can achieve if you implement the following pseudocode in hardw…
Interview Questions
Interview Question
The well-dressed marketing group just learned that a circuit you designed has undetectable faults. They are debating th…
Interview Questions
Interview Question - Low power
You are on a team that is exploring power reduction techniques for a new design. The details of the design and implemen…
DataFlow
Dataflow Diagrams
Dataflow diagrams are data-dependency graphs where the computation is divided into clock cycles. Purpose: Provide a dis…
Models
Algorithms and High level models
For designs with significant control flow, algorithms can be described in software languages, flowcharts, abstract stat…
Interview Questions
Interview question - Fabrication, Hypothesis, Power, Process
While you are eating lunch at your regular table in the company cafeteria, a vice president sits down and starts to tal…
Interview Questions
Interview question - Clock and Voltage
Increasing clock speed without increasing power... The following are given: You need to increase the clock speed of a…