direct access


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Related to direct access: direct access method, direct access file

direct access

a method of reading data from a computer file without reading through the file from the beginning as on a disk or drum

direct access

[də′rekt ′ak·ses]
(computer science)

direct access

(1) See Microsoft DirectAccess.

(2) The ability to read or write a specific storage location without having to go through any locations before or after it. Generally synonymous with "random access." Magnetic disks, SSDs, optical data discs and RAM are the primary direct access hardware in a computer.

Access Via Software First
Data are commonly accessed by first scanning an index or by a direct access computation that determines their storage addresses. See index, direct access method and random file.


Early Direct Access
Using a deck of 3x14" magnetic cards, NCR's CRAM was a direct access storage device in the 1960s. By the end of that decade, magnetic disks were becoming mainstream. See CRAM for more details. (Image courtesy of NCR Corporation.)
References in periodicals archive ?
On the other hand, insurance mandates like direct access to OB/GYNs may have a limited effect on pregnancy-related care and outcomes.
Mike Dolan brings more than 19 years of security industry experience to Direct Access.
There might have been pent-up demand,'' said Richard Quattrocchi, president of Direct Access Diagnostics, a company that produces a home HIV test.
Now the direct access file system work that we view as directly complementary to InfiniBand architecture is actually independent, technically, of InfiniBand, per se.
We remain totally committed to our channel partners and have designed the Microsoft Direct Access program to address the needs of the broad base of independent resellers, consultants and other value-added service providers to engage with Microsoft more easily and effectively," said Paul Bazley, general manager, small-business marketing and value-added provider programs at Microsoft.
The Direct Access options team will focus on dynamic hedging, yield enhancement, stock replacement and volatility strategies for client portfolios.
NEW YORK -- Direct Access Group, LLC (Direct Access), a diversified institutional financial services enterprise, today announced that it will acquire Discovery Capital Management, LLC (Discovery).
NEW YORK -- Direct Access Partners, LLC, (DAP) the customer-focused, multi-asset trading partner to a diverse range of clients including pension funds, mutual funds, hedge funds and RIAs, today announced the launch of ETF Liquid.
NEW YORK -- Direct Access Partners, LLC, (DAP), a leading multi-asset class institutional trading and prime brokerage firm, today announced that hedge fund industry publication HFM Week has awarded Direct Access Partners "Best Boutique Prime Broker - Capital Introduction.
NEW YORK -- Direct Access Partners, LLC, (DAP), a leading multi-asset class institutional trading and prime brokerage firm, today announced that it has been recognized in the 2011 HFMWeek Service Provider Awards in four distinct categories.

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