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22 Cards in this Set
- Front
- Back
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Moore's Law |
computing power doubles every 18 months |
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Moore's Law limitations |
size, heat, power |
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Computer Software |
program(s) that tell the hardware what to do |
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Three types of computer software |
1. Application 2. Programming 3. System Operating Software -Ex: Windows OS, Linux, etc |
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Application Software |
desktop or enterprise; performs work that users are directly interested in accomplishing EX: Microsoft Word |
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Programming Software |
an integrated development environment (IDE) to write codes EX: text editors, debuggers, text to binary programs |
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Service Oriented Architecture (SOA) |
A strategy that builds all software assets in a company using service-oriented programming methodology |
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Internet Service Provider (ISP) |
company which offers customers access to the internet |
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Local Area Network (LAN) |
computer network covering a small physical area (home or office) |
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Point of Presence (POP) |
place for local users to join a network |
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Network Access Point (NAP) |
places where large networks connect |
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Internet Protocol (IP) |
task of delivering packets from source host to destination host based solely on address. protocol = language |
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Transmission Control Protocol (TCP) |
Defines how data is transmitted |
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IP Address |
to establish a link with a computer on the web; a unique 32-bit number with 4 octets |
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Domain Name System (DMS) |
maps text names into IP addresses automatically |
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Client-sever Networks |
machines that provide services to other machines are servers. machines that are used to connect those services are clients. |
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Web Services |
software systems designed to support interoperable machine to machine interaction over a network |
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Advantages of SOA |
-software reuse -productivity increases -increased agility -better alignment with business -better way to sell architecture to the business and IT |
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Cloud Computing |
any situation in which computing is done remotely - not on a desktop or portable device |
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Software as a Service (SaaS) |
a firm subscribes to a third party software service delivered online |
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Benefits to SaaS |
-saves upfront cost -variable operation expenses to mitigate financial risk -easy to scale -better quality -low cost of distribution (no middle man) |
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Risks to SaaS |
-heavy dependence on vendors -forced to adopt new versions -critical data assets outside the firm -less flexible with configuration -startup vendors unlikely to survive |
