RED
In Shannon’s Information Theory, which component converts information into an electrical form?
Source Encoder
A single cable directly connecting two computers
P2P
Which type of network interconnects LANs within a metropolitan area?
MAN
Which of the following is not a characteristic of a PAN?
A. Covers up to 10 meters
B. Uses devices like smartphones and laptops
C. Covers an entire city
D. Can use Bluetooth or infrared
C
Relaying mail and newspapers via horseback
Pony Express
MIMO technology is mainly associated with which generation?
4G
What was a key technology introduced in the 4th Generation (4G) of mobile communication?
MIMO and OFDM
A single cable directly connecting two computers
A network within 10 meters, such as between a smartphone and a smartwatch
PAN
The Internet is an example of which type of network coverage.
WAN
Which device can serve as both the source and the sink in a data communication model?
Computer
Which device converts digital data from a computer into a format suitable for transmission?
Modem
Which of the following was one of the earliest forms of long-distance communication?
Smoke Signals
The physical or wireless medium for transmission
channel
Which type of network would typically be used to connect computers within a university campus?
MAN
In which topology is there no master–slave relationship and all nodes are peers?
Bus
Convert the electrical signal back to a form acceptable to the receiver
source decoder
Layers with branches and no closed loops
Tree Topology
In a loop with each node connected to two others
ring topology
Which communication method was developed by Claude Chappe in 1792?
Semaphore Flags
Which of the following describes analog data?
A. Discrete values represented in binary
B. Continuous information such as human voice
C. Series of data bits stored in a file
D. Transmission of 1’s and 0’s
B
key feature of 5G vs 4G
Speeds up to 10x faster than 4G and enabling IoT applications
Which network topology is most fault-tolerant?
Mesh
Which topology connects each node directly to a central hub?
Star
Which of the following is an advantage of a mesh topology?
A. Lower cost
B. Easy to install
C. High redundancy and fault tolerance
D. Uses less cabling
C