concepts related to technology

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Across
  1. 2. Pages Per Minute
  2. 4. Personal Computer.
  3. 6. Hard Drive Disk.
  4. 8. A program that spreads by first infecting files or the system areas of a computer or network router's hard drive and then making copies of itself.
  5. 10. A way of connecting computers and other network devices in a physical space.
  6. 11. a device which detects or measures a physical property and records, indicates, or otherwise responds to it.
  7. 15. allows devices to communicate with each other without cables or wires.
  8. 16. Tools, machinery, and other durable equipment.
  9. 17. a part of a computer system or network which is designed to block unauthorized access while permitting outward communication.
  10. 18. Move one's hand to and fro in greeting or as a signal.
  11. 19. A panel of keys that operate a computer or typewriter.
Down
  1. 1. a low cost hand tool for forming a smooth crimp.
  2. 3. a device that scans documents and converts them into digital data.
  3. 5. It's a device that makes copies in paper.
  4. 7. Dots Per Inch
  5. 9. an electrical component that limits or regulates the flow of electrical current in an electronic circuit.
  6. 12. A set of instructions, data or programs used to operate computers and execute specific tasks.
  7. 13. The core component that defines a computing device.
  8. 14. two or more computers that are linked in order to share resources (such as printers and CDs), exchange files, or allow electronic communications.
  9. 15. a container consisting of one or more cells, in which chemical energy is converted into electricity and used as a source of power.