Judgments
Fundamentals of Computer Engineering.pdf
- Course
- Computer Science
- Institution
- Computer Science
Fundamentals of Computer E
[Show more]
Seller
Follow
Content preview
COMP12111One and a half hours
Section A is COMPULSORY
UNIVERSITY OF MANCHESTER
SCHOOL OF COMPUTER SCIENCE
Fundamentals of Computer Engineering
Date: Thursday 21st January 2016
Time: 14:00 - 15:30
Answer BOTH Questions in Section A and ONE Question from Section B
Use a SEPARATE answerbook for each SECTION.
This is a CLOSED book examination
The use of electronic calculators is permitted provided they are not programmable and do not store text
[PTO]
, COMP12111
Section A
COMPULSORY
Please answer both questions
1. Answer any 5 parts of this question. Each part is worth 2 marks.
a) You are required to write a variable assignment in Verilog that assigns a value
to the variable abc (which has been defined as reg). State the assignment in
the following cases:
i) the variable is assigned an 8-bit binary value that is equivalent to the
decimal value 25 (½ mark)
ii) the variable is assigned the decimal value 65 as a 16-bit value
(½ mark)
iii) the variable is assigned a 16-bit hexadecimal value equivalent to the
decimal value -18 (using two’s complement form) (½ mark)
iv) the variable is assigned an 8-bit decimal value equivalent to the
unsigned binary value 11101111. (½ mark)
b) Explain how the contents of the sensitivity list in a Verilog always statement
differ when the always block contains blocking or non-blocking assignments.
(2 marks)
c) The Verilog code shown in Figure 1 represents a combinatorial circuit.
However, it contains a number of errors. List the errors. (2 marks)
Figure 1: Verilog code
d) Using DeMorgan’s Theorem, express the following sum-of-products
expression in a form that includes a product-of-sums expression.
(2 marks)
Q=A.B.C+A.B.C+A.B.C
(Question 1 continues on the following page)
Page 2 of 13
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 EFT, 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 this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Studyabroad. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R133,07. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79223 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now