CCNA Tutorial 1.3 – Physical Interface and Cabling Types
1.3.a Single-mode fiber, multimode fiber, copper
1.3.b Connections (Ethernet shared media and point-to-point)
Quiz
Multiple Choice (20 questions)
- Which type of fiber optic cable is best for long-distance transmission?
- A) Multimode fiber
- B) Single-mode fiber
- C) Copper twisted pair
- D) Coaxial cable
- Which type of fiber uses LEDs as the light source?
- A) Single-mode
- B) Multimode
- C) Both single-mode and multimode
- D) Neither
- Which type of fiber has a larger core diameter (50 or 62.5 microns)?
- A) Single-mode
- B) Multimode
- C) Copper
- D) Coaxial
- Which type of fiber is most prone to modal dispersion?
- A) Single-mode
- B) Multimode
- C) Copper
- D) Fiber does not experience dispersion
- Which fiber type uses a laser light source?
- A) Single-mode
- B) Multimode
- C) Copper
- D) Coaxial
- Which type of cabling is most common in LANs for desktops and access switches?
- A) Single-mode fiber
- B) Multimode fiber
- C) Copper twisted pair
- D) Coaxial cable
- What is the maximum distance for 1000BASE-T over copper UTP?
- A) 10 m
- B) 100 m
- C) 1000 m
- D) 10 km
- Which type of cabling is typically used for backbone connections between buildings?
- A) Copper
- B) Multimode fiber
- C) Single-mode fiber
- D) Coaxial
- Which cabling type is most affected by electromagnetic interference (EMI)?
- A) Fiber
- B) Copper twisted pair
- C) Both equally
- D) Neither
- Which copper cable category supports speeds up to 10 Gbps over short distances?
- A) Cat5e
- B) Cat6
- C) Cat6a
- D) Cat3
- What does the “base” in 100BASE-T stand for?
- A) Baseband signaling
- B) Broadband signaling
- C) Basic frequency
- D) Backbone
- What is a characteristic of Ethernet shared media?
- A) All devices have dedicated bandwidth
- B) Devices contend for access to the same medium
- C) Only fiber can be used
- D) Requires full-duplex
- In a point-to-point Ethernet connection, how many devices share the medium?
- A) One
- B) Two
- C) Many
- D) Unlimited
- What technology largely eliminated Ethernet shared media designs?
- A) Routers
- B) Switches
- C) Firewalls
- D) PoE
- Which connector type is most common for Ethernet copper cabling?
- A) LC
- B) ST
- C) RJ-45
- D) SC
- Which connector type is commonly used with fiber optic cables?
- A) RJ-45
- B) SC or LC
- C) BNC
- D) HDMI
- Which physical connection type is more likely to use half-duplex operation?
- A) Shared media (hubs)
- B) Point-to-point (switch links)
- C) Both equally
- D) Neither
- What is the main advantage of fiber compared to copper cabling?
- A) Lower cost
- B) Higher bandwidth and longer distances
- C) Easier installation
- D) No connectors required
- Which of the following cabling types supports Power over Ethernet (PoE)?
- A) Single-mode fiber
- B) Multimode fiber
- C) Copper twisted pair
- D) Coaxial
- In modern LANs, point-to-point connections between switches typically operate in:
- A) Half-duplex
- B) Full-duplex
- C) Simplex
- D) Broadcast-only
Fill in the Blank (5 questions)
- __________ fiber is optimized for long distances and uses a laser as the light source.
- __________ fiber has a larger core and is used for shorter distances.
- The maximum recommended distance for copper Ethernet (UTP) is __________ meters.
- The connector type most commonly used for copper Ethernet is __________.
- A switch link between two devices is an example of a __________ connection.
Answer Key
- B) Single-mode fiber
- B) Multimode
- B) Multimode
- B) Multimode
- A) Single-mode
- C) Copper twisted pair
- B) 100 m
- C) Single-mode fiber
- B) Copper twisted pair
- C) Cat6a
- A) Baseband signaling
- B) Devices contend for access to the same medium
- B) Two
- B) Switches
- C) RJ-45
- B) SC or LC
- A) Shared media (hubs)
- B) Higher bandwidth and longer distances
- C) Copper twisted pair
- B) Full-duplex
- Single-mode
- Multimode
- 100
- RJ-45
- Point-to-point