Computer Systems Topic – JVM and Java Bytecode Dr. Mian M. Hamayun M.M. .ac.uk Credits to: & Slide #2 of 61 Lecture Objectives Develop a basic understanding how Java Virtual Machine works and what is bytecode Understand the role of stack frames in method Calls Understand the mapping of high-level Java code to low level […]
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PowerPoint Presentation Computer Systems Process Management Dr. Mian M. Hamayun m.m. .uk Credits to: Dr. Slide #2 of 62 Lecture Objectives To introduce the notion of a process – a program in execution, which forms the basis of all computation To describe the various operations on processes, including scheduling, creation and termination
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PowerPoint Presentation Slide 1 Elements of an Operating System Slide 2 Lecture Objective / Overview In this lecture, we shall see: ◆ What happens when your computer starts ◆ The role of memory in a computer system ◆ How an OS manages multitasking References: Chapter # 1: Operating System Concepts (9th edition) by Silberschatz, Galvin
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PowerPoint Presentation Slide #1 of 33 Computer Systems Week 2 (part 2) Instructions, Assembly Language, and Machine Code Slide #2 of 33 Lecture Objectives To develop fundmental understading of computer architecture & organisation, instruction sets and assembly language programming. Slide #3 of 33 Lecture Outline The von CPU Cycles and Instruction Pipelining
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CS246-F20-01-UnixShell Lecture 1.5 • More UNIX commands: – man – ls – mkdir – cp, mv, rm – cat/less CS246 man • man prints (very terse) information about commands, option names, and functions $ man bash … # information about “bash” command $ man chsh … # information about “chsh” command $ man man …
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CS246-F20-02-TestingOverview Lecture 2.2 • Unit and integration testing • Black-box and white-box testing • Other kinds of testing • Static and dynamic analysis CS246 Scale of testing • Unit testing tests individual components, such as a single class or a file or a set of closely related functions from a single API – They often
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CS246-F20-01-UnixShell Lecture 1.15 • Writing bash scripts – shift, if, case CS246 shift • shift [N] destructively shifts (“eats”) parameters to the left N positions i.e., ${1}=${N+1}, ${2}=${N+2}, …, also, ${#} is reduced by N – If no N, 1 is assumed. – If N is 0 or greater than ${#}, there is no shift
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CS246-F20-03-IntroToC++ 3. Basics of C++ CS246 Fall 2020 Prof. University of Waterloo Lecture 3.1 • Quick intro to C++ basics – Variables and constants – Simple types CS246 // Your first C++ program! #include // Access to C++ IO streams: cin, cout, cerr #include // Access to C++ string class using namespace std; // Saves
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FIT2014 Theory of Computation Lecture 1 Introduction Monash University Faculty of Information Technology FIT2014 Theory of Computation Lecture 1 Introduction slides by COMMONWEALTH OF AUSTRALIA Copyright Regulations 1969 Warning This material has been reproduced and communicated to you by or on behalf of Monash University in accordance with s113P of the Copyright Act 1968 (the
COSC 1285/2123 COSC 1285/2123 Algorithms and Analysis Workshop 3 Algorithmic Analysis Tutorial Exercises Objective Students who complete this tutorial should: � Understand the fundamentals of algorithm analysis. � Be able to evaluate recursive and non-recursive algorithms. 2.3.1 Compute the following sum (extension): n+1∑ i=3 1 Answer: Use the common summation formulas and rules listed in
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