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  A .  0 . . . 32767 B .  0 . . . 65535 C .  –256 . . . 255 D .  –32768 . . . 32767 E .  Range is platform dependent.

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• In the Cisco IOS, what is the definition of a global command?（）

  A . A command that can be entered in any configuration mode. B . A command that supports all protocols. C . A command that is implemented in all IOS versions. D . A command that is set once and affects the entire router. E . A command that is available in every release of IOS.

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• What is the goal of QoS in a network？ （）

  A . prevent packets from being dropped B . increase available bandwidth C . reduce hardware errors D . provide predictable network service E . eliminate propagation delay F . eliminate jitter and packet lo

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• What is a new feature of the Cisco ISR router? （）

  A . advanced integration module B . FICON ports C . Cisco CallManager 5.0 support D . warm Cisco IOS upgrade feature

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• What is the best indication of the loading of a diesel engine?（）

  A . Oil temperature B . Manifold pressure C . Exhaust gas temperature D . Fuel consumptio

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• What is the purpose of a rendezvous point (RP)?（）

  A . acts as a meeting place for sources and receivers of multicast traffic B . used in PIM dense m ode to create a database of all multicast sources C . used in PIM dense and sparse mode to create a database of all multicast sources D . acts as the designated router for a broadcast segment when multicast routing is enabled

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• What is required during the initial creation of a cluster？（）

  A .  Nothing，because HACMP will discover the configuration B .  The cluster name and a TCP/IP path to each of the nodes C .  The cluster name and ID and a TCP/IP path to each of the nodes D .  The cluster name and ID node names and a TCP/IP path to each of the node

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• What is the operating principal of a flash type evaporator?（）

  A . Sea water is heated to boiling temperature under a vacuum B . Sea water is passed over heated plates in a thin film C . Heated sea water is injected into a vacuum chamber D . Sea water is forced through a heated eductor

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• What is the purpose of IGMP in a multicast implementation?（）

  A . it is not used in multicast B . it determines the virtual address group for a multicast destination C . it dynamically registers individual hosts in a multicast group on a specific LAN D . it is used on WAN connections to determine the maximum bandwidth of a connection E . it determines whether Bidirectional PIM or PIM sparse mode will be used for a multicast flow

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• What is the numerical range of a char？（）   

  A .  0 ... 32767 B .  0 ... 65535 C .  –256 ... 255 D .  –32768 ... 32767 E .  Range is platform dependent.

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• What is a primary objective of the security architecture assessment? （）

  A . document power and UPS availability B . to integrate routing and switching components C . create a design specification document D . document the customer's current and future technology project

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• What is the primary use of a remote access VPN?（）

  A . to secure communication between two remote PCs B . to secure communication between two remote offices C . to secure communication betweenan remote PC and the corporate intranet D . to secure communication between a corporate intranet and the public internet

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• What is meant by the term“luffing the boom”of a crane（）．

  A . Stopping the boom B . Topping or lowering the boom C . Moving the boom left or right D . All of the above

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• What is the purpose of the equalizing beam aboard a crane vessel（）.

  A . It allows for rotation of the hook in the single mode B . It is required to“twin-up”30-ton pedestal cranes C . It is used to pick up light loads D . It is used to rigidly connect two crane

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• What is the purpose of a striker plate? （）

  A . Provides surface for applying force on machinery B . Provides landing surface for the sounding bob C . Absorbs machinery vibration D . Prevents valve stem over-travel

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• What is NOT a function of the air supply of a covered lifeboat?（）

  A . Provides air for engine combustion B . Pressurizes water spray system C . Provides air for passenger respiration D . Prevents smoke and other noxious fumes from entering craft

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• The heading of a vessel is indicated by what part of the compass? （）

  A . Card B . Needle C . Lubber's line D . Gimbal

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• 3. What is the genre of Text A of Unit 3?

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• 77. What is the distance from the bottom of a wave trough to the top of a wave crest?

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• What is the most important thing of a friend？

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• What is the definition of a path？ （)A．A sequence of vertices and the edges formed by each

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• 6. The Unicode of 'a' is 97. What is the Unicode f

  6. The Unicode of &39;a&39; is 97. What is the Unicode for &39;c&39;？ A. 96 B. 98 C. 97 D. 99

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