When comparing DSL broadband to cable broadband, which of the following is an advantage ofDSL broadband?（）A、Upgraded copper lines allow maximum speed greater than cableB、Signal is not shared back to the switchC、Signal is shared back to the switchD、Distanc

题目

When comparing DSL broadband to cable broadband, which of the following is an advantage ofDSL broadband?（）

A、Upgraded copper lines allow maximum speed greater than cable
B、Signal is not shared back to the switch
C、Signal is shared back to the switch
D、Distance is not a factor in signal speed

如果没有搜索结果或未解决您的问题，请直接联系老师获取答案。

相似问题和答案

第1题：

下列哪项不是DSL的优点？（）

A．DSL服务可以逐步添加到任何地区

B．DSL向后与传统的模拟语音兼容

C．DSL服务没有距离限制

D．DSL是全天候连接的技术。

正确答案：C

第2题：

(b) Ratio analysis in general can be useful in comparing the performance of two companies, but it has its limitations.

Required:

State and briefly explain three factors which can cause accounting ratios to be misleading when used for

such comparison. (6 marks)

正确答案：
(b) (i) One company may have revalued its assets while the other has not.
(ii) Accounting policies and estimation techniques may differ. For example, one company may use higher depreciation rates
than the other.
(iii) The use of historical cost accounting may distort the capital and profit of the two companies in different ways.
Other answers considered on their merits.

第3题：

DSLAM设备被称为()。

A.DSL混用器

B.DSL调频设备

C.DSL接入设备

D.DSL接入复用器

参考答案：D

第4题：

Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network.Which of the following answers best describes the router‘s logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）

A. When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interface

B. When routing the packet, matching a route whose outgoing interface is the GRE tunnel interface

C. When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interface

D. When permitted by an ACL that was referenced in the associated crypto map

参考答案：B

第5题：

When comparing DSL broadband to cable broadband, which of the following is an advantage ofDSL broadband?()

A. Upgraded copper lines allow maximum speed greater than cable

B. Signal is not shared back to the switch

C. Signal is shared back to the switch

D. Distance is not a factor in signal speed

参考答案：B

第6题：

________learning merely from the text，this approach has many benefits for thestudents．

A． Comparing to

B． Compared to

C． Comparing with

D． Compared with

正确答案：D
.1.D【解析】this approach与compare之间是被动关系，所以要用过去分词}又因为表示“与……比较”用介词with，故答案为D。

第7题：

When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? ()(Choose two.)

A. PPP session ID

B. subscriber name

C. source MAC address

D. destination MAC address

参考答案：A, C

第8题：

When comparing the cost of competing projects, which of the following is typically NOT considered?

A.Opportunity costs.

B.Direct costs.

C.Sunk costs.

D.Indirect costs.

E.Burden rates.

正确答案：C
C

第9题：

A company is upgrading from DSL to a new T1. When the ISP sends a technician out, the technicianwill terminate the T1 at which of the following locations in the building?()

A. Patch panel

B. Firewall

C. Switch

D. Demarc

参考答案：D

第10题：

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

参考答案：C

When comparing DSL broadband to

题目

相似问题和答案

更多相关问题

相关内容