Basic Definitions

Basic Definitions - d ***Name Transparency - means that...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Sheet1 Page 1 ***distributed operating system - is "a collection of software components that simplifies the task of programming and supports ***distributed system - "a collection of independent computers that appears to its users as a single coherent system" ***scalability - refers to the ability of a distributed system to grow without users or applications knowing or being affected ***openness - "is the characteristic that determines whether the system can be extended and re-implemented in various ways " ***middleware - "a software layer that provides a programming abstraction as well as masking the heterogeneity of the underl y ***virtual machine - "provides a way of making code executable on any hardware" ***Transparency - is "the concealment from the user and from the application programmer of the separation of components in ***Failure Transparency - "enables the concealment of faults, allowing users and application programs to complete their tasks
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: d ***Name Transparency - means that objects such as files or other resources are not tied to given nodes or sites by name ***Access Transparency - "enables local and remote information objects to be accessed using identical operations" ***Scaling Transparency - "allows the system and application to expand in scale without change to the system structure or th e ***Concurrency Transparency - "enables several processes to operate concurrently using shared information objects without n ***Network Transparency - = Access Transparency + Location Transparency Which of the following are challenges for a distributed operating system? Check all that apply.--Security --Transparency --Scalability --Openness --Heterogeneity...
View Full Document

This note was uploaded on 06/12/2011 for the course CS 551 taught by Professor Staff during the Summer '08 term at Colorado State.

Ask a homework question - tutors are online