Assignment 2 tips 1 The Basic ASST2 Spec • Implement open(), read(), write(), lseek(), close(), and dup2() • Not assuming a single process • Assume fork() exists • User-level exists • asst2 • C libraries • Anexistingframeworkandcodefor: • system call dispatching, • VFS • Emufs • drivers 2 Overview • Overall structure • User-level • […]
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Assignment 3 Intro 1 Assignment 3 – Page table and ‘region’ support • Virtual memory for applications • Only the memory resident part, paging to disk is an advanced part. 2 Virtual Address Space Stack Heap (sbrk()) Data Text (Code) Theoretical Typical Address Space Layout • Stack region is at top, and can grow down
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Processes and Threads Implementation 1 Learning Outcomes • A basic understanding of the MIPS R3000 assembly and compiler generated code. • An understanding of the typical implementation strategies of processes and threads • Including an appreciation of the trade-offs between the implementation approaches • Kernel-threads versus user-level threads • A detailed understanding of “context switching”
Chapter 6 Deadlocks 6.1. Resources 6.2. Introduction to deadlocks 6.3. The ostrich algorithm 6.6. Deadlock prevention 6.4. Deadlock detection and recovery 6.5. Deadlock avoidance 6.7. Other issues 1 Learning Outcomes • Understand what deadlock is and how it can occur when giving mutually exclusive access to multiple resources. • Understand several approaches to mitigating the
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I/O Management Intro Chapter 5 – 5.3 1 Learning Outcomes • A high-level understanding of the properties of a variety of I/O devices. • An understanding of methods of interacting with I/O devices. 2 3 I/O Devices • There exists a large variety of I/O devices: – Many of them with different properties – They
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Memory Management 1 Learning Outcomes • Appreciate the need for memory management in operating systems, understand the limits of fixed memory allocation schemes. • Understand fragmentation in dynamic memory allocation, and understand basic dynamic allocation approaches. • Understand how program memory addresses relate to physical memory addresses, memory management in base- limit machines, and swapping
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Section# _________________ Name ____________________________________ Computer Organization Assignment 3 Write or type your answers on these pages. Hand in a paper copy on the due date. Staple your pages together. 1. What are the conventions for the following registers? (one or two words is fine) S: A: T: V: 2. What are the corresponding C++ statements
COMP3310/6331 2020 – Assignment 2 – Crawling the Web Intro: • This assignment is worth 15% of the final mark • It is due by 23:59 Sunday 17 May AEST – note: CANBERRA TIME • Late submissions will not be accepted, except in special circumstances o Extensionsmustberequestedwellbeforetheduedate,viathecourseconvenor, with appropriate evidence. Assignment 2 This is a
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HONG KONG COMMUNITY COLLEGE Subject Code : SEHH2042 Subject Title : Computer Programming This assignment has a total of SEVEN pages (including this covering page). Declaration of Original Work By submitting this assignment to the subject lecturer through Moodle, you hereby declare that the work in this assignment is completely your own work. No part
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KNE345 DESIGN OF MICROPROCESSORS AND MICROCONTROLLERS LAB 1 – MIPS COMPILING AND SIMULATION 1. Overview In this lab you will use MARS to simulate some MIPS assembly programmes that you have written by manually compiling some C code. The objectives of this assignment are: 1. Gain an understanding of the MIPS Instruction set Architecture (ISA),
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