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Issue #204 July 2007
Across
1. KEYPAD—A small keyboard often containing just numeric keys and a few symbols
4. COMMODORE—Released in 1982, the breadbox-shaped PC used a 1.02-MHz processor
6. GAIN—A measure of the ability of a circuit to increase the power or voltage
10. BLOGGER—Someone who posts chronological, electronic journal entries of their thoughts
12. HYBRID—A composite made by combining two different elements
13. ATTENUATOR—An electronic device that decreases the amplitude or power of a signal without distorting its waveform
15. FACEBOOK—The social networking site was originally developed just for college students
17. ALGORITHM—A process, used in calculations or logical operations, that is applied to data
18. DRIVER—A peripheral that converts data being sent to it or received from it into the required format
19. SIMPLEX—One-way communication where one party is the transmitter and the other party is the receiver
Down
2. AURORA—A bright glow in the sky caused by the interaction between the Earth's magnetic field and charged particles from the sun
3. KLUDGE—A poor design that is often hastily put together
5. HALL—The American physicist (1855–1938) who discovered the potential difference on opposite sides of an electrical conductor where an electric current is flowing. An effect, an element, a voltage, and a resistance are named after him.
7. IPHONE—A recently released multimedia device that incorporates an Internet-enabled phone and an MP3 player
8. MAINFRAME—A large computer that has vast computational power for critical applications
9. PROTOCOL—An agreed set of rules on the transmission of data between two devices
11. RETROVIRUS—A computer virus that actively seeks out an antivirus program and attacks it
14. REGISTER—A temporary storage area in a central processor that usually has a one-word capacity
15. FEEDER—Any cable carrying electricity
16. CURSOR—A flashing symbol that indicates where the next typed character will be
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