Information Technology Reference
In-Depth Information
26.14.11
The main standards relating to Ethernet networks are:
(a)
IEEE 802.2 and IEEE 802.3
(b) IEEE 802.3 and IEEE 802.4
(c)
ANSI X3T9.5 and IEEE 802.5
(d) EIA RS-422 and IEEE 802.3
26.14.12
Which layer in the Ethernet standard communicates with the OSI network layer:
(a)
the MAC layer
(b)
the LLC layer
(c)
the physical layer
(d)
the protocol layer
26.14.13
Standard, or thick-wire, Ethernet is also known as:
(a)
10BASE2
(b)
10BASE5
(c)
10BASE-T
(d)
10BASE-F
26.14.14
Twisted-pair Ethernet is also known as:
(a)
10BASE2
(b)
10BASE5
(c)
10BASE-T
(d)
10BASE-FL
26.14.15
Fiber optic Ethernet is also known as:
(a)
10BASE2
(b)
10BASE5
(c)
10BASE-T
(d)
10BASE-F
26.14.16
Which type of connector does twisted-pair Ethernet use when connecting to a net-
work hub:
(a)
N-type
(b)
BNC
(c)
RJ-45
(d)
SMA
26.14.17
Which type of connector does Cheapernet, or thin-wire Ethernet, use when con-
necting to the network backbone:
(a)
N-type
(b)
BNC
(c)
RJ-45
(d)
SMA
26.14.18
What is the function of a repeater in an Ethernet network:
(a)
It increases the bit rate
(b)
It isolates network segments
(c)
It prevents collisions
(d)
It boosts the electrical signal
26.14.19
Discuss the limitations of 10BASE5 and 10BASE2 Ethernet.
26.14.20
Discuss the main reasons for the preamble in an Ethernet frame.
26.14.21
Discuss 100 Mbps Ethernet technologies with respect to how they operate and
their typical parameters.
26.14.22
Explain the usage of Ethernet SNAP.
