CS代考 COMP2017 & COMP9017: Systems Programming

COMP2017 & COMP9017: Systems Programming
School of Computer Science, University of OMP2017 & COMP9017 1 / 16

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Lecture 1: About this course
Lightest intro
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COMP2017 & COMP9017
This unit is Systems Programming These slides and more here:
Figure 1: https://edstem.org
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COMP2017 & COMP9017
Our time is short!
Lecture 0 & Induction slides available on Ed[1]
Lecture 0 & Induction recording available on Canvas[2]
Structure of this course: https://sydney.edu.au/units/COMP2017 [3] Lecture & Seminar recording: Canvas
More resources: https://edstem.org and Canvas
More programming: YOU!
Coronavirus (Covid-19) infection: University of Sydney advice
[1]all students are expected to read these
[2]all students are expected to watch these
[3]40/50/50 pass condition. Late penalty ¡ú 25% per day. Absence ¡ú 0.
Weekly lecture, lab, task & eval.
COMP2017 & COMP9017

Assessment components
Assessment
11:59 PM, 21 March 2021
11:59 PM, 11 April 2021
11:59 PM, 26 April 2021
11:59 PM, 09 May 2021
11:59 PM, 30 May 2021
Final Exam
Formal Exam Period
Note: all due dates are Sydney local time
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About The Coordinator/Lecturer
The unit coordinator and lecturer is
PhD in Computer Science
Specialises in 3D computer graphics
Overall course administration and design
Coordinator/Lecturer for over c=680;(rand()%2*(c+920))+c students over many courses this semester.
Please be considerate of his time.
COMP2017 & COMP9017

About the Teaching Assistants (TA)
tinkerer, sketcher and med, science, cooking trekkie
The teaching assistants help with the preparation and delivery of the course contents. Seminars, labs, tutorials, quizzes, assignments, challenges, computer examinations. They also conduct several other duties.
COMP2017 & COMP9017

About our teaching team
We have a fantastic team of tutors. Each are talented in their own regard.
Lellan Dennis
Alistair de Vroet Leon (Erik) Chi
If you encounter any problems with our tutors, please contact the TA or the coordinator directly.
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Where to get help?
1 Student admin ¡ú https://sydneystudent.sydney.edu.au or contact the Student Centre. Please check these first. E.g. timetable, passwords, payments, enrolments etc.
2 Ed discussion forum ¡ú Ed
3 Your tutor in your designated laboratory
4 Contact a TA for administration ¡ú Ed (private thread)
5 The teaching assistants email:
6 Consultation with Dr. :
14:00 – 15:00 Friday, Zoom Link
COMP2017 & COMP9017

The hierarchy of help
Amount of responsibility
Do you need Help?
Coordinator Lecturer
Teaching Assistant
Ed discussion forum

How much support
Your questions begin here
Students and staff 680+
Phone: 1800 793 864
COMP2017 & COMP9017

Expected questions
Labs begin in week 2
Submission instructions for assessments on Ed
Do you have another question? See lecture 0 slides, the week 0 recordings which explain a lot, the unit of study website…if it is not explained in these, feel free to ask!
All slides: https://edstem.org/courses/5467/resources
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Let¡¯s begin!
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Memory of a computer: The addressing system
We have memory: How much do we have?
We want to retrieve a value: Where is it?
We want to store a new value: Where does it go?
We want to refer to an area of memory for someone else: How can we do that?
COMP2017 & COMP9017

Memory of a computer: The addressing system (cont.)
Memory is all about addresses and values
Address is the location in memory of the value
Values are an arbitrary number of the bits
The first bit of a value is stored at the address
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Memory of a computer: The addressing system (cont.)
Computers: 1) calculate and 2) copy memory
Computers are constantly copying values from one address to another address.[4]
copy 64 bits from address 0x0123 to address 0x0480
All calculations rely on the memory being organised:
The correct values were copied into the area of memory, using the correct addresses,
at the right time!
[4]A simplification for modern von neumann architecture
COMP2017 & COMP9017

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