'File descriptor 1' diaporamas de présentation

Interprocess communication

Interprocess communication. 1. Pipes. A form of interprocess communication Between processes that have a common ancestor Typical use: Pipe created by a process Process calls fork() Pipe used between parent and child. Differences between versions. All systems support half-duplex

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LPI Linux Certification

Chapter 1 GNU and Unix Commands. LPI Linux Certification. Objectives. Understanding and use of the Command Line Use of Text Streams and Processing Filters Basic File Management Using Streams , Pipes and redirects Create, change and kill processes Change the Priority of a process

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FILE I/O - 1

3 ???. FILE I/O - 1. Dept. of Computer Science & Engineering Knowledge & Data Engineering Lab. File Operations. create write read reposition within file file seek delete truncate open() search the directory structure on disk for entry Fi, and move the content of entry to memory.

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System Calls and I/O

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The UNIX Shell

The UNIX Shell. The Shell. Program that constantly runs at terminal after a user has logged in. Prompts the user and waits for user input. Interprets command line and makes arrangements for its execution. Generally waits for command to complete execution (locking the terminal).

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