單項(xiàng)選擇題Which IEEE standard is used to define Wi-Fi?()

A. IEEE 802.3
B. IEEE 802.5
C. IEEE 802.11h
D. IEEE 802.11c
E. IEEE 802.11


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題Which of the following data network would you implement if you wanted a wireless network that had a relatively high data rate, but was limited to very short distances?()

A. Broadband personal comm. Service (PCS)
B. Broadband circuit
C. Infrared
D. Spread spectrum
E. Cable

2.多項(xiàng)選擇題When you compare the differences between half-duplex and full-duplex Ethernet,which of the following characteristics are exclusive to half-duplex?()

A. Half-duplex Ethernet operates in a shared collision domain.
B. Half-duplex Ethernet operates in an exclusive broadcast domain.
C. Half-duplex Ethernet has efficient throughput.
D. Half-duplex Ethernet has lower effective throughput.
E. Half-duplex Ethernet operates in an exclusive collision domain.

3.多項(xiàng)選擇題What are the differences between full-duplex Ethernet and half-duplex Ethernet?()

A. Half-duplex Ethernet operates in a shared collision domain.
B. Full-duplex Ethernet has a lower effective throughput.
C. Half-duplex Ethernet operates in a private collision domain.
D. Full-duplex Ethernet allows two-way communication.
E. Half-duplex Ethernet operates in a private broadcast domain.

4.多項(xiàng)選擇題Why is full-duplex Ethernet superior to its single-duplex counterpart?()

A. It uses inexpensive hubs
B. It operates without collisions
C. It operates on switches
D. It provides faster data transfer
E. It utilizes fewer wiring pairs

5.多項(xiàng)選擇題Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?()

A. Full-duplex Ethernet uses CSMA/CD to prevent collisions.
B. Half-duplex Ethernet uses a loopback circuit to detect collisions.
C. A full-duplex Ethernet card allows 20Mbps for data transmission.
D. Full-duplex Ethernet makes use of two pairs of wires for data.
E. An Ethernet hub can operate both half and full duplex simultaneously.

最新試題

How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? ()

題型:?jiǎn)雾?xiàng)選擇題

All WAN links is side the TestKing.com network use PPP with for authentication security. Which command will display the CHAP authentication process as it occurs between two routers in the network?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following contribute to congestion on an Ethernet network?()

題型:多項(xiàng)選擇題

The network 172.12.0.0 needs to be divided into subnets where each subnet has the capacity of 458 IP addresses.What would be the correct subnet mask to accomplish this division keeping the number of subnets at the maximum? ()

題型:?jiǎn)雾?xiàng)選擇題

What feature of a networks switch allows an administrative to create separate broadcast domains?()

題型:?jiǎn)雾?xiàng)選擇題

Which statement describes the rule of split horizon?()

題型:?jiǎn)雾?xiàng)選擇題

A technician at TestKing needs to update the network documentation. One of the tasks includes documenting the name of the IOS image file of each router in the network.Which commands could be used to find this information?()

題型:?jiǎn)雾?xiàng)選擇題

What is the subnetwork address for a host with IP address 201.100.5.68/28?()

題型:?jiǎn)雾?xiàng)選擇題

A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? ()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following if addresses can be assigned to host devices?()

題型:多項(xiàng)選擇題