Comm Tech

  • Period: to

    Semester

    Used to track when each subject was discussed
  • Waves

    We learned about wave properties and how they are used to transmit data.
  • Signals

    Learned about Fourier's theorem and signal filters
  • Modulation

    Learned how to modulate/demodulate signals and about bandwidth
  • Transmission Basics

    Frequency division multiplexing, radio signals, and frequency bands
  • Digital Basics

    analog, analog transmission, digital, digital signal, digital transmission, binary number system, binar
  • Digital Representation

    ASCII, PCM, encoding, sampling,sampling frequency, sampling rate, quantization, Nyquist Theorem, codec, bit rate
  • Cryptography

    compression, compression algorithm, compression artifacts, encryption, encryption key, cipher, non-repudiation
  • Digital Data Transmission

    Parity, parity bit, Time Division Multiplexing, network, LAN, host, hub, router, Ethernet, WiFi, WiFi access point
  • Digital Network Performance

    propagation delay,latency,cache (def.2), streaming, streaming media
  • Connecting to the Internet

    broadband, cable modem, ADSL, fiber, fiber to the curb, fiber to the most economical point, FT
  • Internet Protocol Stack

    protocol, protocol stack, OSIreference model, OSI standards
  • IP

    Internet protocol
  • Protocols

    TCP and UDP
  • DNS

    DNS and Firewalls
  • HTTP

    HTTP, HTTP referer, HTML, HTML tag, HTML 5.0, XML, XML attributes, XML element, cascading style sheets
  • Cookies

    URL, URL shortening service, cookie, cookie file, SSL, TLS (defn 2), HTTPS
  • Email

    all entries beginning “email”, IMAP, POP3, spoofing (first paragraph), phishing