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PowerPoint Presentation Computer Systems Deadlocks Dr. Mian M. Hamayun m.m. .uk Slide #2 of 49 Lecture Objective The objective of this lecture is to develop a basic understanding of deadlocks and the techniques used to deal with them. Slide #3 of 49 Lecture Outline Introduction Reusable vs. Consumable Resources Deadlock Conditions
M.Sc. Computer Science Computer Systems Additional Questions on Week 9 Materials – Part II Question #1: List five non-proprietary Internet applications and the application-layer protocols that they use. a) The Web: HTTP b) file transfer: FTP c) remote login: Telnet d) e-mail: SMTP e) BitTorrent file sharing: BitTorrent protocol Question #2: What information is used
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PowerPoint Presentation Computer Systems Application Layer Dr. Mian M. Hamayun m.m. .uk Based on material and slides from Computer Networking: A Top Down Approach, 7th Edition – Chapter 2 , Pearson/ Slide #2 of 57 Lecture Objective The objective of this lecture is to understand the conceptual and implementation aspects of network application protocols Slide
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PowerPoint Presentation Computer Systems Concurrency & Threads Slide #2 of 35 A view of an operating System Slide #3 of 35 What does this imply? Multiple ‘users’ Working independently The operating system: Protects memory from interference from other processes Interleaves execution of each process to: Maximise resource utilisation Responsiveness of each process Preserves the states
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Distributed Computing, COMP 4001 1 Introduction , , SCS (September 3, 2021) This is the 1st lecture Distributed Computing, COMP 4001 2 Outline • Challenges and Goals – Internet – Multiprocessor Computers – Synchronization: Why is it Di�cult? – Algorithms and Programs – Concurrent/Distributed Algorithms • What is solvable? – Acting as a Unit –
Distributed Computing, COMP 4001 1 Introduction , , SCS (September 3, 2021) Distributed Computing, COMP 4001 2 Outline • Challenges and Goals – Internet – Multiprocessor Computers – Synchronization: Why is it Difficult? – Algorithms and Programs – Concurrent/Distributed Algorithms • What is solvable? – Acting as a Unit – Coordination , , SCS (September
Deep Learning COSC 2779 Assignment 2 Assessment Type Individual assignment. Submit online via Canvas → Assign- ments → Assignment 2. Marks awarded for meeting require- ments as closely as possible. Clarifications/updates may be made via announcements/relevant discussion forums. Due Date Week 12, Friday 15 October 2021, 05:00pm Marks 50% 1 Overview In this assignment you
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CS246-F20-01-UnixShell Lecture 1.2 • The UNIX file system • Introducing the bash shell CS246 The UNIX file system Image from http://www.openbookproject.net/tutorials/getdown/unix/lesson2.html The UNIX file system • Pretty much all OSs have a file system of some kind – Even iOS does, tho it’s hidden from users – In OSs for small devices, it’s often a
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Review of the Asymptotic Notation Discussion 2 1. Arrange the following functions in increasing order of growth rate with g(n) following f(n) in your list if and only if f(n) = O(g(n)) log nn, n2, nlog n, n log log n, 2log n, log2 n, n 2 2. Suppose that f(n) and g(n) are two
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