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19 Cards in this Set
- Front
- Back
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Computer System |
a series of instructions executed by the computer’s CPU |
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Server operating system |
is usually installed on a more powerful computer that typically has a wired connection to a network, and can act in many roles to enable multiple users to access information, such as e-mail, files, and software. |
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Rack-mounted servers |
are CPU boxes mounted in racks that can hold multiple servers |
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Blade server |
conserve even more space than rack-mounted servers; each blade server typically looks like a card that fits into a blade enclosure. |
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blade enclo- sure |
Is a large box with a backplane that contains slots for blade servers; the box provides cooling fans, electrical power, connection to a shared monitor and pointing device, and even network connectivity, depending on the blade enclosure |
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Kernel |
is the heart of the OS and runs with the highest priority |
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process |
is a program that’s loaded into memory and run by the CPU |
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file system |
is the method by which an OS stores and organizes files and manages access to files on a storage device, such as a hard drive. |
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User interface |
provides a method for users to interact with the computer, usually with a keyboard and mouse or touch screen. |
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input/output (I/O) func- tions |
which let other programs communicate with the computer hardware. |
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BASIC, or Beginner’s All-purpose Symbolic Instruction Code |
and became a widely used programming language for many years to follow |
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device driver |
Translates computer code to display text on a screen, or translates movements of a mouse |
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Application software |
Is a fairly vague term; it can mean a word processor, spreadsheet, database, com- puter game, or many other types of applications. Basically |
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com- plementary metal oxide semiconductor (CMOS) |
Where BIOS configuration is stored in a memory chip |
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In early PC's BIOS was stored in a |
read-only memory (ROM) |
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application programming interface (API) |
is software designed to communicate with the application software and the user |
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time-sharing system |
is a central computer system that is used by multiple users and applications simultaneously |
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sequen- tial processing |
where each process request is completed and the data returned before the next process is started. |
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embedded systems |
which means the computer has a dedi- cated function within a larger system such as a piece of machinery |
