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Which device operates exclusively at the physical layer of the OSI model?
a. Bridge
b. Switch
c. Repeater
d. Router
Answer: c. Repeaterexamradar+2
What is the main function of a network repeater?
a. Filtering traffic
b. Regenerating and retransmitting signals
c. Assigning IP addresses
d. Encrypting data
Answer: b. Regenerating and retransmitting signalsportnox+2
Repeaters extend the transmission distance of which type of network mediums?
a. Only wireless
b. Only optical
c. Wired, wireless, and optical
d. Bluetooth only
Answer: c. Wired, wireless, and opticaljumpcloud+1
What happens to a signal as it travels farther from the source in a network?
a. It becomes stronger
b. It remains unchanged
c. It weakens and may distort
d. It converts to analog
Answer: c. It weakens and may distortgeeksforgeeks+1
Which device regenerates signals to restore their original shape?
a. Gateway
b. Hub
c. Repeater
d. Modem
Answer: c. Repeatercsiplearninghub+2
Which of the following can lead to decreased signal strength in a network?
a. Attenuation
b. Encryption
c. Routing
d. Formatting
Answer: a. Attenuationportnox+1
Which statement about repeaters is correct?
a. They filter traffic between network segments.
b. They only work in wireless networks.
c. They amplify and regenerate signals.
d. They process packets at layer 3.
Answer: c. They amplify and regenerate signalswikipedia+2
In which scenario is a repeater most likely to be used?
a. Short-distance cabling inside a PC
b. Extending Ethernet over long cables
c. Wireless device addressing
d. IP packet routing
Answer: b. Extending Ethernet over long cablesjumpcloud+1
Which layer of the OSI model does a repeater directly interact with?
a. Data link
b. Network
c. Transport
d. Physical
Answer: d. Physicaltutorialspoint+3
Which device cannot isolate collision domains in a network?
a. Switch
b. Router
c. Bridge
d. Repeater
Answer: d. Repeaterportnox+1
What is a common use case for wireless repeaters?
a. Increasing IP address range
b. Extending network coverage area
c. Blocking traffic
d. Assigning MAC addresses
Answer: b. Extending network coverage areajumpcloud+1
Which of the following is NOT a function of a repeater?
a. Signal amplification
b. Signal regeneration
c. Packet filtering
d. Signal retransmission
Answer: c. Packet filteringgeeksforgeeks+2
Repeaters are frequently used in which network type to regenerate optical signals?
a. Bluetooth
b. Fiber-optic networks
c. Token Ring
d. USB networks
Answer: b. Fiber-optic networksgeeksforgeeks+1
When should a repeater be installed in Ethernet cabling?
a. Whenever cables exceed 100 meters
b. After every router
c. When switching protocols
d. At every computer
Answer: a. Whenever cables exceed 100 metersjumpcloud+1
What happens to noise accumulated during transmission when using a repeater?
a. It is filtered out
b. It is amplified
c. It is ignored
d. It is encrypted
Answer: b. It is amplifiedportnox+1
Which device simply transmits any received signal without understanding the content?
a. Switch
b. Router
c. Repeater
d. Firewall
Answer: c. Repeatergeeksforgeeks+1
Repeaters are an example of which kind of networking device?
a. Layer 2
b. Layer 3
c. Layer 1
d. Layer 5
Answer: c. Layer 1examradar+1
Repeaters do NOT perform which of the following tasks?
a. Boost signals
b. Extend range
c. Assign network addresses
d. Reduce signal degradation
Answer: c. Assign network addressesportnox+2
Which type of repeater works specifically with digital signals to improve error rates?
a. Analog repeater
b. Regenerative repeater
c. Active repeater
d. Passive repeater
Answer: b. Regenerative repeaterwatelectronics
What is the impact of adding repeaters to a network with high traffic collision rates?
a. Reduces collisions
b. Amplifies collisions
c. Prevents congestion
d. Filters traffic
Answer: b. Amplifies collisionsjumpcloud
What is the main limitation of repeaters?
a. Cannot amplify signals
b. Cannot filter noise and unwanted traffic
c. Cannot regenerate signals
d. Cannot transmit data
Answer: b. Cannot filter noise and unwanted trafficportnox+1
Repeaters are helpful in which scenario?
a. Preventing unauthorized access
b. Extending signal range over long distances
c. Assigning static IPs
d. Connecting to the cloud
Answer: b. Extending signal range over long distancesgeeksforgeeks+1
Which repeater receives, amplifies, and retransmits radio frequency signals?
a. Fiber repeater
b. Wireless repeater
c. Copper repeater
d. Ethernet repeater
Answer: b. Wireless repeatergeeksforgeeks+1
Which is a true statement about repeaters in optical fiber networks?
a. They regenerate light signals to extend network range
b. They encode signals for security
c. They assign VLANs
d. They isolate subnets
Answer: a. They regenerate light signals to extend network rangeportnox
Which device increases the distance a signal can travel by amplifying it?
a. Hub
b. Modem
c. Repeater
d. Bridge
Answer: c. Repeatercsiplearninghub+2
Repeaters do NOT process which information?
a. Signal levels
b. Data payloads
c. Content structure
d. Source and destination addresses
Answer: d. Source and destination addressesexamradar+2
What type of domain does a repeater extend?
a. Broadcast domain
b. Collision domain
c. Subnet domain
d. VLAN domain
Answer: b. Collision domainjumpcloud
What is true about repeaters regarding network segmentation?
a. They divide network into segments
b. They join two network segments without isolating collisions
c. They assign logical addresses
d. They route packets
Answer: b. They join two network segments without isolating collisionsjumpcloud
Typical use of a repeater in a home Wi-Fi setup is:
a. Extending coverage to dead zones
b. Encrypting wireless traffic
c. Managing DHCP
d. Switching VLANs
Answer: a. Extending coverage to dead zonesportnox
Which device in a network simply repeats incoming signals regardless of content?
a. Firewall
b. Bridge
c. Repeater
d. Server
Answer: c. Repeatergeeksforgeeks+2
What does a repeater NOT do when boosting a signal?
a. Analyze data structure
b. Amplify the signal
c. Regenerate timing
d. Retransmit signal
Answer: a. Analyze data structurejumpcloud+1
Which of the following devices operates at Layer 1 and does not examine MAC or IP addresses?
a. Switch
b. Repeater
c. Bridge
d. Router
Answer: b. Repeaterexamradar+2
What is one drawback of using repeaters in a network?
a. Increased security
b. Increased risk of propagating noise/collisions
c. Reduced network throughput
d. Limited scalability
Answer: b. Increased risk of propagating noise/collisionsportnox+1
Which signal parameter does a network repeater improve?
a. Amplitude
b. Packet header
c. Network address
d. VLAN tag
Answer: a. Amplitudejumpcloud+1
What type of signal does a repeater typically handle in copper cabling?
a. Digital electrical
b. Optical
c. Radio frequency
d. Analog
Answer: a. Digital electricalportnox
A repeater is unsuitable for which of the following network tasks?
a. Extending network range
b. Amplifying signals
c. Packet switching
d. Signal regeneration
Answer: c. Packet switchingexamradar+1
What happens if signal degradation exceeds a repeater’s capability?
a. Signal is lost
b. Signal is still amplified
c. Network switches protocols
d. Data is encrypted automatically
Answer: a. Signal is lostgeeksforgeeks+1
Which device is ideal for regenerating signals in long-haul fiber optics?
a. Hub
b. Switch
c. Repeater
d. Firewall
Answer: c. Repeatergeeksforgeeks+1
Repeaters can be connected in series to:
a. Limit access
b. Extend physical network range further
c. Assign addresses
d. Provide firewalls
Answer: b. Extend physical network range furthergeeksforgeeks+1
Which device is NOT suitable for reducing network traffic?
a. Bridge
b. Switch
c. Repeater
d. Router
Answer: c. Repeaterwatelectronics+1
Which action does a repeater perform on signals?
a. Decodes
b. Regenerates
c. Addresses
d. Filters
Answer: b. Regeneratesportnox+1
What type of noise does a repeater handle?
a. All network noise
b. Electrical interference and attenuation
c. Logical collision only
d. Routing errors
Answer: b. Electrical interference and attenuationjumpcloud+1
Repeaters are limited in usage because they:
a. Do not process higher-layer protocols
b. Consume too much power
c. Require complex configuration
d. Cannot handle more than one protocol
Answer: a. Do not process higher-layer protocolsportnox
Which device extends the physical segment of a network without affecting logical addressing?
a. Bridge
b. Switch
c. Repeater
d. Router
Answer: c. Repeaterexamradar+1
A repeater in a wireless environment:
a. Repeats radio frequency signals
b. Decodes network headers
c. Assigns frequencies
d. Blocks access
Answer: a. Repeats radio frequency signalsportnox
What is the main benefit of installing a repeater?
a. Extends the range of transmission
b. Encrypts network data
c. Prevents collisions
d. Limits access
Answer: a. Extends the range of transmissionjumpcloud+1
Which network device does NOT perform signal regeneration?
a. Repeater
b. Bridge
c. Switch
d. Hub
Answer: b. Bridgesanfoundry+1
Which protocol does a repeater typically interact with?
a. Physical transmission protocol
b. TCP
c. UDP
d. HTTP
Answer: a. Physical transmission protocoltutorialspoint+1
What is the maximum recommended cable length before a repeater is needed in Ethernet?
a. 50 meters
b. 100 meters
c. 200 meters
d. 1000 meters
Answer: b. 100 metersjumpcloud
Repeaters are necessary in a network when:
a. Signal weakening threatens reliable communication
b. IP addresses change
c. Traffic prioritization is needed
d. Encryption is unavailable
Answer: a. Signal weakening threatens reliable communicationtutorialspoint+2

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