access method

access method
метод доступа
1) набор правил, с помощью которых сетевая станция (сетевое устройство, network device) ЛВС определяет, когда можно передавать данные в общую среду передачи либо принимать их, т. е. правил, обеспечивающих арбитраж доступа к среде передачи. Метод доступа позволяет управлять сетевым трафиком. Примерами методов доступа являются CSMA/CD и Token Ring
см. тж. collision, token
2) в программировании - способ поиска места постоянного или временного хранения данных для их чтения и записи (например, ОЗУ, файл, запись, набор записей и т. п.).

Англо-русский толковый словарь терминов и сокращений по ВТ, Интернету и программированию. . 1998-2007.

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Смотреть что такое "access method" в других словарях:

  • Access method — An access method is a function of a mainframe operating system that enables access to data on disk, tape or other external devices. They were introduced in 1963 in IBM OS/360 operating system. [… …   Wikipedia

  • access method — kreipties metodas statusas T sritis automatika atitikmenys: angl. access method vok. Zugriffsmethode, f rus. метод выборки, m pranc. mode d accès, m; méthode d accès, f …   Automatikos terminų žodynas

  • access method —    The set of rules that determines which node in a network has access to the transmission media at any moment.    Attempts at simultaneous access are either managed by a collision detection mechanism such as CSMA/CD or prevented by use of a… …   Dictionary of networking

  • access method — Computers. a method of accessing data read from or written to an external storage medium, determined by software and the organization of data on the medium. * * * …   Universalium

  • access method — Computers. a method of accessing data read from or written to an external storage medium, determined by software and the organization of data on the medium …   Useful english dictionary

  • access method —    1) Techniques and rules for moving data between main storage and input/output devices.    2) A means of granting network utilization rights to one or more PC users (e.g., via token passing or CSMA/CD) …   IT glossary of terms, acronyms and abbreviations

  • Channel access method — In telecommunications and computer networks, a channel access method or multiple access method allows several terminals connected to the same multi point transmission medium to transmit over it and to share its capacity. Examples of shared… …   Wikipedia

  • Virtual storage access method — (VSAM) is an IBM disk file storage access method, first used in the OS/VS2 operating system, later used throughout the Multiple Virtual Storage (MVS) architecture and now in z/OS. Originally a record oriented filesystem, VSAM comprises four data… …   Wikipedia

  • Basic direct access method — In IBM mainframe operating systems, basic direct access method (BDAM) is an access method to read and write data sets directly. In BDAM, the programmer has complete control of the organization of the file. Placement and retrieval is done by… …   Wikipedia

  • Virtual telecommunications access method — (VTAM) is IBM s software package that provides communications via telecommunication devices for mainframe environments. It is the implementation of Systems Network Architecture (SNA) for mainframes. VTAM provides an API for communications… …   Wikipedia

  • Basic partitioned access method — In IBM mainframe operating systems, a basic partitioned access method (BPAM) is an access method for libraries with a specific structure, called partitioned datasets (PDS). BPAM is used in OS/360, OS/VS2, MVS, z/OS, and others. A PDS consists of… …   Wikipedia

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