For what two purposes does the Ethernet protocol use physical addresses？（）

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• For what two purposes does the Ethernet protocol use physical addresses? （）

  A . Network A - 172.16.3.48/26 B . Network A - 172.16.3.128/25 C . Network A - 172.16.3.192/26 D . Link A - 172.16.3.0/30 E . Link A - 172.16.3.40/30 F . Link A - 172.16.3.112/30

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• For what two purposes does the Ethernet protocol use physical addresses?（）

  A . to uniquely identify devices at Layer 2 B . to allow communication with devices on a different network C . to differentiate a Layer 2 frame from a Layer 3 packet D . to establish a priority system to determine which device gets to transmit first E . to allow communication between different devices on the same network F . to allow detection of a remote device when its physical address is unknow

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• What purpose does a bridge fitting serve when lashing containers?（）.

  A . Ties a container stack to the deck B . Ties a container to the container below it C . Restrains racking loads D . Restrains the container against horizontal motio

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• Your ARPA has two guard zones.What is the purpose of the inner guard zone（）.

  A . Alert the watch officer that a vessel is approaching the preset CPA limit B . Warn of small targets that are initially detected closer than the outer guard zone C . Guard against target loss during critical maneuvering situations D . Sound an alarm for targets first detected within the zone

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• What is the fundamental purpose for imposing radio silence? （）

  A . To ensure that interference to proprietary communications is minimized B . To ensure that only voice communications can be effected on the distress frequency or channel C . To ensure that a distressed vessel will have a "window" twice each hour for transmitting routine messages D . To ensure that interference on a particular frequency or channel to communications concerning emergency traffic is minimized

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• Wlse uses snmp communication with an ethernet switch for what purpose？（）

  A . shut down rogue access points B . configure access points C . discover access points D . inventory access point

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• What does the underlined word "one" in PARAGRAPH TWO refer to?

  A . A dog. B . A doll. C . A guinea pig. D . A smart phone.

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• What is the primary purpose for Digital Selective Calling (DSC)?（）

  A . DSC provides reception of weather and navigational warnings plus search and rescue information B . DSC provides low-cost，routine communications for the vessel operator C . DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio D . This aids SAR authorities in tracking a vessel's position by satellite

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• For which two of these purposes are Cisco Spectrum Expert used?（）

  A . audit VoWLAN cell edge coverage B . verify RFID tag coverage by four access points at -75 dBm C . audit microwave oven interference D . audit 802.11a channel 36 utilization E . create test scripts for 802.11n bonded channel throughput test

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• 52. Your ARPA has two guard zones. What is the purpose of the inner guard zone?

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• 2.What does the author mainly discuss in the article? What’s her main purpose in writing the article?

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• How many whales does Japan kill a year and what does it say is the purpose?

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• What are are main purposes for giving speeches?

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• What are the three general purposes for giving speeches?

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• What two effects does burning fossil fuel have?

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• What is the possible purpose for holding the exhibition？

  A．To reveal the sufferings of the native Americans B．To make native Americans better understood by people from other cultures C．To demonstrate philosophical achievements by native Americans D．To explore the origin of native Americans

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• What's the purpose for adults to continue their education？

  A．Enlarge their knowledge and learn new skills. B．Catch up the opportunity to get a higher degree. C．Learn more basic knowledge to get a diploma. D．Make themselves live a more comfortable life.

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• How much does Henry pay for the two tickets？

  A．I 1.00 pounds. B．9.00 pounds. C．12.00 pounds.

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• What does the speaker imply was the purpose of Lincoln's speech？

  A．To suggest changes to government structure. B．To criticize the practice of slavery. C．To convince the South to surrender. D．To inspire Northerners to support the war.

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• For what purpose is Kafka‘s The Castle mentioned ？ 查看材料

  A.To show people"s behaviors are predictable. B.To describe the nightmare of the story. C.To demonstrate the importance of trust. D.To prove no one can be relied on.

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• What's the main purpose for many student exchange organizations to establish scholarships and special projects？

  A．To reduce the burden of overseas students. B．To add diversity to study overseas. C．To attract students from undeveloped areas. D．To meet the needs of students home and abroad.

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• Woman: I intend to buy some fruit for the children. These apples and pears seem to be in season. Ill get two dozen of each. Man: I hope they are as good as they look. Question: What does the man mean？

  A．The apples and pears might not be so good. B．The apples are not as good as the pears. C．The apples and pears are very good. D．The apples and pears are as good as they look.

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• What topics does the professor mainly discuss？ Click on two answers.（）

  A．How predators find, catch, and eat prey B．Behaviors that help prey avoid predators C．Changes in predator and prey populations D．Defensive coloration in prey animals

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• What purpose does Milton state for Paradise Lost？

  A．To justify the ways of God to men B．To show how God defeated the rebellious angels C．To prove the superiority of Protestantism over Catholicism D．To show how Adam and Eve made their way out of Eden

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