Exam (elaborations)
CS250 Mid Term 2 Exam Questions and Complete Solutions Graded A+
- Course
- Institution
CS250 Mid Term 2 Exam Questions and Complete Solutions Graded A+
[Show more]
Content preview
CS250 Mid Term 2Exam Questions
and Complete
Solutions Graded
A+
Denning [Date] [Course title]
, In the von Neumann architecture, when the CPU is called upon to execute a program, the program's
code will already reside in the computer's memory. - Answer: True
In general, any function not supported by in hardware by the ALU cannot be realized later, using system
software running on top of the hardware platform. - Answer: False
An m-bit CPU means that the computer architecture has m-bit registers, a m-bit address bus, or a m-bit
data bus or perhaps ALL three are m-bit. - Answer: True
Transmits a value read from (or to be written to) memory - Answer: Data Bus
Selects the memory address that the CPU wishes to access - Answer: Address Bus
Manages the operations happening over the other two buses - Answer: Control Bus
Memory mapped I/O emulates a device by making it appear to the CPU as a regular linear memory
segment - Answer: True
Reduced energy requirements translate into higher power consumption and lower heat generation. -
Answer: False
The key takeaway in Dennard's scaling is that the power consumption stays the same with twice the
number of transistors with every technology generation (at least up until we started to have increased
static power losses.) - Answer: True
The Harvard architecture needs two separate memory buses: one for instruction and one for data. -
Answer: True
An abstraction describes what a module does, while an implementation describes how the module does
it. - Answer: True
Developers must always pay attention to a module's implementation. - Answer: False
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Dants. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80364 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now