Optical Ethernet MCQ’s

This set of Optical Communication Multiple Choice Questions & Answers (MCQs) focuses on “Optical Ethernet”.

1. Which technology is used by optical Ethernet?
a) GP-technology
b) HJ-technology
c) IP-technology
d) GB-technology

2. When was the Gigabit Ethernet network developed?
a) 1977
b) 1988
c) 1990
d) 2002

3. What is the exception in the similarities between the optical Ethernet and the Ethernet LAN?
a) Physical layer
b) Data-link layer
c) Refractive index
d) Attenuation mechanism

4. Optical Ethernet can operate at the transmission rates as low as ______________
a) 10 M bits per second
b) 40 M bits per second
c) 100 M bits per second
d) 1000 M bits per second

5. Which type of connection can be used as an Ethernet switch?
a) Point-to-point
b) Multipoint-to-multipoint
c) Multipoint-to-point
d) Point-to-multipoint

6. Which of the following is not included in the Ethernet frame format?
a) MAC
b) Preamble
c) Destination address
d) Source address

7. Optical Ethernet provides switching capabilities in layers ________
a) 1 and 2
b) 2 and 3
c) 3 and 4
d) 1 and 4

8. How many types of optical Ethernet connections are developed?
a) Two
b) One
c) Four
d) Three

9. Length field in MAC frame ensures that the frame signals stay on the network in order to detect the frame within the correct time limit.
a) True
b) False

10. How many aspects are included in the standard Ethernet protocol?
a) One
b) Two
c) Four
d) Three

11. The _______________ provides point-to-point access to a bidirectional single-mode optical fiber.
a) Optical regenerator
b) Optical session
c) Optical distribution node
d) Optical buffer

12. Ethernet switches support multiprotocol label switching.
a) True
b) False

13. The ___________ protocol is not used when the Ethernet connections are configured for a full duplex operation.
b) MAC
d) DTH

14. _______________ is the de-multiplexing technique used to split SONET bandwidth into logical groups.
a) SDH
b) Virtual concatenation
c) STS-1
d) Optical breakdown

15. The ______________ approach can provide interconnection among multiple site locations within 40 km range.
a) 3 Gbe
b) 5 Gbe
c) 1 Gbe
d) 10 Gbe

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