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You work as a network technician at. Your boss， Mrs. ， is interested in the Spanning Tree Protocol timers. What can you tell her regarding the default STP timers？ （）
A . The hello time is 5 seconds.
B . The forward delay is 10 seconds.
C . The hello time is 2 seconds.
D . The forward delay is 15 seconds
E . The max_age timer is 15 seconds.
F . The hello time is 10 seconds.
G . The max_age timer is 20 seconds.
H . The forward delay is 20 seconds.
I . The max_age timer is 30 seconds.
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Part of the job as a network administrator is being able to make a distinction between routed protocols and routing protocols. Which of the following statements is true regarding them?（）
A . A routing protocol is assigned to an interface and determines the method of packet delivery.
B . A routed protocol is assigned to an interface and determines the method of packet delivery.
C . A routing protocol determines the path of a packet through a network.
D . A routed protocol determines the path of a packet through a network.
E . A routing protocol operates at the transport layer of the OSI model.
F . A routed protocol updates the routing table of a router.
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You work as a network technician at Company. Your boss， Ms. ， is interested in the Aironet enterprise solutions. What should you tell her regarding this？（）
A . The Cisco Aironet AP handles real-time portions of the LWAPP protocol， and the WLAN controller handles those items which are not time sensitive.
B . A Cisco Aironet AP handles the transmission of beacon frames and also handles responses to probe-request frames from clients.
C . Virtual MAC architecture allows the splitting of the 802.11 protocol between the Cisco Aironet AP and a LAN switch.
D . A Cisco Aironet solution includes intelligent Cisco Aironet access point （APs） and Cisco Catalyst switches.
E . In the Cisco Aironet solution， each AP is locally configured by the use of either a web interface or the command line interface.
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You work as a network technician at Company. Your boss， Mrs.， is interested in LWAPP （Lightweight Access Point Protocol）. What should you tell her regarding this technology？ （）
A . LWAPP is a proprietary protocol， and because of its very high overhead it is not widely adopted.
B . Control traffic is encapsulated in UDP packets with a source port of 1024 and a destination port of 12223.
C . Layer 3 LWAPP is a UDP/IP Frame that requires a Cisco Aironet AP to obtain an IP address using DHCP.
D . Data traffic is encapsulated in UDP packets with a source port of 1024 and a destination port of 12223.
E . Control traffic is encapsulated in TCP packets with a source port of 1024 and a destination port of 12223.
F . Data traffic is encapsulated in TCP packets with a source port of 1024 and a destination port of 12223.
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There is no （）that he was once a thief. But it doesn't mean you can always regard him as a thief.
A、deny
B、denied
C、denies
D、denying
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（）is regarded as a "worshipper of nature".
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What is NOT used as a stern tube bearing，on a large vessel? （）
A . Wooden (lignum vitae) strips
B . Hard rubber
C . Resin bonded composition
D . Bronze bushing
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What is true regarding a transaction executed in Automatic Undo Management mode？（）https://assets.asklib.com/images/image2/2018080111005595434.jpg
A . A
B . B
C . C
D . D
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In regard to a hub and spoke Frame-Relay data network, what kind of physical network is it classified as?（）
A . point-to-point
B . broadcast multi-access
C . nonbroadcast multipoint
D . nonbroadcast multi-access
E . broadcast point-to-multipoint
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What is true regarding Autonomous Systems （AS ）？（）
A . AS numbers are assigned by the IANA
B . AS numbers are used by BGP （Border Gateway protocol ） to exchange IP routing information with neighboring AS
C . In the internet， an Autonomous System （AS） is a collection of IP networks and routers under the control
D . All of the Above
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In general practice, when an offeree receives an offer, he usually would not accept it immediately, but would make a new offer as a reply, which is regarded as
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My childhood dream is to be a vocalist like Pavarotti. In my eyes, he regards singing as a _____ (天职).
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What is NOT regarded as a way to achieve vividness in public speaking?
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“Harmony with Nature” leads to the “__________”, which holds that an __________is regarded as a member of a group.
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“Harmony with Nature” leads to the “__________”, which holds that an __________is regarded as a member of a group.
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What is cause and what is effect？A cause is what ______ something happen; an effect is what happens as result of a ______.
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Of all the factors taken into consideration when judging a dish, __ is regarded as the most important.
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Living at the turn of the century, ____ is often regarded as a transitional writer.
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What is NOT mentioned as a use of the donations？
A．To update recycling lists.
B．To teach ordinary people.
C．To expand environmental services.
D．To support environmental activists.
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Although it is regarded long as a costly tool by experts in his field，it is a popular means in modem research．
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The company's prepayment to its supplier is regarded as a liability item.
A．Right
B．Wrong
C．Doesn't say
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What is NOT mentioned as a sale item？
A．Furniture
B．Footwear
C．Appliances
D．Dress
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What is NOT mentioned as a benefit for family members？
A．A personal training session
B．A voucher that can be used at a local store
C．Free classes for a month
D．Access to a swimming pool
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Text AI. Choose the best answer to each of the following questions according to what is stated or implied in the text.As regards the present marriage situation, which of the following statements is NO
A．Marriage nowadays is on the decline compared with that of generations ago
B．People now have higher expectations of their marriage
C．Despite the declining marriage situation, some couples still benefit a lot from good management
D．Increasing divorce rate is a sign of social progress
