1. What is a key characteristic of a bus topology?
A. Central hub
B. Single cable connecting all devices
C. Redundant paths
D. Full mesh connections
2. Which topology continues to function if one cable fails?
A. Bus
B. Ring
C. Star
D. Mesh
3. What is the main advantage of a hybrid topology?
A. Cheapest to implement
B. Combines benefits of multiple topologies
C. Uses only wireless connections
D. Requires no cabling
4. What type of cable is most resistant to electromagnetic interference (EMI)?
A. UTP
B. Coaxial
C. PVC
D. RJ-11
5. What does the “F” in F-connector stand for?
A. Fiber
B. Fast
C. Frequency
D. Flexible
6. Which coaxial cable type is most commonly used for digital cable today?
A. RG-59
B. RG-6
C. RG-11
D. RG-8
7. What is the impedance rating of RG-6 and RG-59 cables?
A. 50 ohms
B. 75 ohms
C. 100 ohms
D. 150 ohms
8. What is the most common type of network cabling today?
A. Coaxial
B. Twisted pair
C. Fiber-optic
D. Twinaxial
9. Which twisted pair cable type is best for high-EMI environments?
A. UTP
B. STP
C. Cat 3
D. Cat 5
10. What does Cat 6a support in terms of bandwidth?
A. 100 Mbps
B. 1 Gbps
C. 10 Gbps
D. 40 Gbps
11. Which connector is commonly (but incorrectly) referred to as RJ-45?
A. RJ-11
B. 8P8C
C. SC
D. LC
12. What is the main transmission medium in fiber-optic cables?
A. Copper
B. Light
C. Radio waves
D. Electricity
13. Which fiber-optic type uses laser light to prevent modal distortion?
A. Multimode
B. Single-mode
C. Duplex
D. OM1
14. What does the “OM” in OM3 fiber stand for?
A. Optical Mesh
B. Optical Multimode
C. Optical Medium
D. Optical Measurement
15. Which fiber connector is known for its bayonet-style coupling?
A. ST
B. SC
C. LC
D. MT-RJ
16. What is the primary use of plenum-rated cable?
A. Outdoor installations
B. Air circulation spaces
C. Underwater cabling
D. Desktop connections
17. Which IEEE standard defines Ethernet?
A. 802.1
B. 802.3
C. 802.11
D. 802.15
18. What is the purpose of the cladding in fiber-optic cables?
A. Transmit light
B. Reflect light down the fiber
C. Provide power
D. Prevent EMI
19. Which cable category is not recognized by TIA but supports 40-100 Gbps?
A. Cat 6
B. Cat 6a
C. Cat 5e
D. Cat 7a
20. What does IEEE stand for?
A. International Electrical Engineering Experts
B. Institute of Electrical and Electronics Engineers
C. International Ethernet Engineering Entity
D. Institute for Electronic Equipment Evaluation