What is an advantage of the IntServ QoS model？（）

A .  lower cost B .  higher chirp C .  easier to manufacture D .  higher dispersion tolerance E .  higher optical signal-to-noise ratio

A . It is effective in controlling fire in flowing oil such as coming from a broken fuel line B . It absorbs heat from materials that could cause reignition C . Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishment D . Once the surface is blanketed with foam and the fire is extinguished，no further foam is required

A . The DS8800 has a higher disk RPM than the Symmetrix DMX-4 B . The DS8800 has higher capacity with more efficient footprint than the Symmetrix DMX-4 C . The DS8800 supports FlashCopy for internal array replication D . The DS8800 supports external virtualizatio

A . SVC supports more RAID levels than HP EVA B . SVC has a broader worldwide installation base than HP EVA C . SVC provides SAN virtualization within the storage area network D . SVC is an IBM virtualization solution for IBM disks in an HP EVA

A . Flexibility of operation B . Greater operational safety C . Lower stevedoring costs D . Reduction of cargo damage

A . lack of toxicity B . the multipurpose extinguishing ability C . burn-back protection D . cooling ability

A . are less expensive B . require less maintenance C . can be started across the line D . offer a more effective means of controlling speed

A . can be used in conjunction with wire or spring-lay rope B . can be stored on decks exposed to sunlight C . can hold a load even when a considerable amount of the yarns have been abraded D . gives audible warning of overstress whereas manila does not

A .  Because Banks are still connecting via dial-up. B .  Because Banks need to save cost. C .  Because Banks find themselves with an obsolete branch infrastructure. D .  Many banks need back-office process streamlining.

A . Fiber core rope offers greater strength B . Fiber core rope offers greater flexibility C . Fiber core rope can be used at higher operating temperatures D . Fiber core rope is the only type authorized for cargo runner

A . Electrically non-conductive B . Relatively inexpensive C . Effective against chemicals containing an oxidizer D . All of the above

A . Easily plotted on a Mercator chart B . Negligible increase in distance on east-west courses near the equator C . Does not require constant course changes D . Plots as a straight line on Lambert conformal chart

A . Less fuel consumption per SHP B . Diesel fuel costs less than bunker C or its equivalent C . Less routine maintenance required D . Less weight per SHP

A . Reduced power and space requirements B . Saves money on software costs C . Maintenance is easier because there is only one server D . Fewer instances of the operating system to maintai

A．Limited liability B．Avoiding double taxation C．Easier access to stock market D．Less-rigid profit allocation

A．New membership discounts. B．Free lectures. C．Free audio programs. D．A Free magazine.

A．Employees can choose from an extensive list of items. B．Items will be directly delivered to the requester. C．Substantial discounts will be given for bulk orders. D．Supplies will be delivered on the same day.

A．Bonds are generally of lower risk than stocks. B．Bonds offer a good source of income for retirees. C．Bonds issued by any stable country are almost risk-free securities. D．All of the above.

A．It makes international transfer easier. B．It reduces the cost of global marketing. C．It stops competitors copying IKEA

A．Using new media will prepare us for the futur eB．Media multitasking helps us pay attention． C．Using new media helps us manage information． D．Multimedia will increase our memories．

A．limited liability （对公司承担有限责任） B．CEO liability （CEO责任制） C．no liability （对公司不承担责任） D．unlimited liability （对公司承担无限责任）