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LIS 3353 Ch1
Vocabulary
| Question | Answer |
|---|---|
| A conductor connecting peripherals both inside and outside the computer. The width of the bus determines speed of transmission. | Bus |
| Acronym: Central Processing Unit. The functional chip inside the computer that is responsible for number crunching. | CPU |
| Acronym: Uniform Resource Locator. A standard for dictating the location of files on the Internet. | URL |
| Graphics Processing Unit. Chip located either on the main board, or on a dedicated card; used to crunching numbers required for graphics. | GPU |
| Interface that transmits many bits at a time over multiple parallel channels. | parallel |
| Interface that transmits bits one at a time. | serial |
| A processor with four separate processors, usually to reduce power usage, space usage, and heat exhaust. | Quad-Core |
| "[The] standard for serial binary data signals." | Rs232 |
| Acronym: Small Computer Systems Interface. Interface with 8 bit transfer over parallel. Used for external peripherals | SCSI |
| Acronym: Universal Serial Bus. Has generally replaced RS232 and other serial/parallel connections. | USB |
| AKA: IEEE 1394 Interface. Similar to USB and comparable in speed. Replaced Parallel SCSI for many connections. | FireWire |
| AKA: HDD or Hard Disk Drive. Non-volatile storage device that uses magnetic platters. | Hard Drive |
| Drive used to read "floppy" disks, which are magnetic storage media. | Floppy Drive |
| Drive that used integrated circuits to store data – no moving parts | Solid State Drive |
| Acronym: Compact Disc – Read-Only Memory / Re-Writable. Optical storage medium. Some are read-only, and some are capable of being 'burned' (i.e., having data written onto the surface). Re-writable discs are erasable. | CD-ROM/RW |
| A virtual desktop, often part of a "Graphical User Interface" that simulates a table or a stack of papers. | Desktop |
| A personal computer for mobile use (sometimes called notebooks) | Laptop |
| One piece mobile computer primarily operated by touchscreen | Tablet |
| Acronym: Single Inline Memory Module. An older, deprecated style of RAM with only redundant sides. | SIMM |
| Acronym:Dual Inline Memory Module. A memory module that has two unique sides on it. | DIMM |
| Acronym: Random Access Memory. Volatile (requiring constant electric charge to maintain its contents) form of memory storage. | RAM |
| The name for the first serial port on a computer. COM2 is the second, etc. | COM1 |
| Acronym: Read-Only Memory. Any form of memory, chip- or disk-based, that is not meant to be written over or erased. | ROM |
| Used for encoding digits and letter characters in computing. | Binary Code |
| Used primarily as a human-friendly representation of values coded in binary. | Hexadecimal |
| Acronym: American Standard Code for Information Interchange. Consisting of printable and control characters, ASCII is the standard for translating plain text from the human interface to digital. | ASCII |
| A wireless protocol for exchanging data over short distances from both fixed and mobile devices, thereby creating personal area networks (PANs). | Bluetooth |
| Refers to the Global Positioning System (developed by the United States Department of Defense) that uses a constellation of 24 to 32 Medium Earth Orbit satellites | GPS |
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