SOFT3410 Week 0 Tutorial Linux Setup This guide is for anyone who is concisdering switching over to using Linux. It is not a strict require- ment for this subject but you may find testing and development on linux easier and a better experience overall. Installing Linux Linux is a family of free1 and open source […]
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University of Sussex Informatics Spring 2021 Limits of Computation Feedback to Exercises 1 (covers Lectures 1–3) Dr Bernhard Reus Effective Procedures, Problems, WHILE Syntax 1. What are the four defining characteristics of effective procedures? Answer: An effective procedure is one that • is defined in terms of a finite number of exact instructions (each instruction
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University of Sussex Informatics Spring 2021 Limits of Computation Exercises 1 Effective Procedures, Problems, WHILE Syntax (covers Lectures 1 – 3) 1. What are the four defining characteristics of effective procedures? 2. For each problems below state whether it is a function problem (and if so, if it is an optimisation problem), a decision problem,
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Limits of Computation 4 – WHILE-Semantics 5- Extensions of the WHILE language Bernhard Reus 1 Last time • we introduced WHILE, • a simple imperative untyped language, • which has a built-in data type of binary trees (lists) • that can be used to encode other data types. 2 double feature Limits of Computation 4
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Limits of Computation 17 – Common Problems Not Known to Be in P Bernhard Reus 1 Last time • how optimisation problems can be expressed as decision problems • a number of famous, natural,“real-life” problems that are all provably in P 2 Complexity of natural problems THIS TIME • • e.g. finding the best route
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Limits of Computation 2020/21 Notes on Lectures 1–4 ⃝c Dr Bernhard Reus, University of Sussex January 27, 2021 1 Introduction (and module outline) As final year undergraduate (or postgraduate) students you will know how a modern digital computing device works. You know about these gadgets’ archi- tecture, their operating systems, their input/output devices, their networking
CS3350B Computer Organization Chapter 1: CPU and Memory Part 1: The CPU Alex Brandt Department of Computer Science University of Western Ontario, Canada Wednesday January 13, 2021 Alex Brandt Chapter 1: CPU and Memory, Part 1: The CPU Wednesday January 13, 2021 1 / 35 Outline 1 The Basics 2 Clock Cycles per Instruction (CPI)
Limits of Computation 10 – Partial evaluation & self-referencing programs Bernhard Reus 1 So far … • … we have seen how programs can be encoded as objects to be used as input to other programs. • Example: self-interpreter to show semi- decidability of Halting Problem. 2 Question: Can we write a Java program that
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C Crash Course (II): C Basics for System Programming Presented by Dr. Shuaiwen Leon Song USYD Future System Architecture Lab (FSA) https://shuaiwen-leon-song.github.io/ Warmup Contents FACULTY OF ENGINEERING What is the printout of this code? Segmentation fault (core dump) ! Core Dump/Segmentation Fault Core Dump/Segmentation fault is a specific kind of error caused by accessing memory
Final Exam Review COMP 273 – Fall 2021 Slide deck number, roughly corresponding to lectures… Introduction to Machine Structures L1, PH 1.1-1.3 Textbook (Patterson and Hennessey) sections (see end of these slides wrt edition numbers) • The 5 components of a PC – Control + Datapath (the processor) – Memory – Input and Output devices