Q1: In which communication media do data travels in the form of light signal?
- a) telephone wire
- b) fiber optics
- c) coaxial cable
- d) twisted pair
Q2: What the device installed on long cable runs to amplify the signal is called?
- a) repeater
- b) adapter
- c) switch
- d) router
Q3: Demodulation is a process of:
- a) converting digital to analog signal.
- b) converting analog to digital signal
- c) both a and b
- d) none of above
Q4: In http://www.google.com, com is ..
- a) URL
- b) host name
- c) domain type
- d) path
Q5: How many wires does RJ-45 UTP cable contain?
- a) 2 pairs
- b) 3 pairs
- c) 4 pairs
- d) 5 pairs
