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13 Cards in this Set
- Front
- Back
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Hardware |
Consists of electronic components used to input, process, output, and store data |
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Motherboard (Mainboard) |
Electronic circuitry that provides the means to connect computer hardware together |
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Central Processing Unit (CPU) |
The "brain" of the computer that transfers program or data from disk to main memory |
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Main Memory |
Memory that contains program instructions and Operating System (OS) instructions
Random Access Memory (RAM): volatile (turn computer off, RAM goes away)
Read Only Memory (ROM): non-volatile (stays when power is off); used to boot up machines |
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Client vs. Servers |
Client computers used to review and process information while servers provide access to information |
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Firmware |
Computer software installed into devices (printers, communication devices) that are coded like other software and installed into read only memory |
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Basic Input/Output System (BIOS) |
Instructions stored in ROM installed on the motherboard and is used when computer is booted up |
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Software |
Either Operating System or application programs |
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Horizontal Market Application
Vertical Market Application
One of a Kind Application |
Off the shelf products that provide capabilities common across organizations and industries
Off the shelf, then tailored to fit needs of company
Software that are custom-developed for specific needs and industries |
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Thin Client vs. Thick Clients |
Thin clients are applications that only use the browser where thick clients are like Microsoft Outlook |
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Virus
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Computer program that replicates itself and consumes computer resources
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Macro-viruses |
Virus that attach themselves to Word, Excel and other types of documents. When opened, a virus is placed in start-up files of the application and infects every file the application creates or processes |
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Worm |
Virus that propagates using Internet or network. They are specifically programmed to spread. Computers infected with worms are often called zombies |
