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（ ）operating systems are used for handheld devices such as smart-phones.
A.MobileB.DesktopC.NetworkD.Timesharing
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Most Computer operating systems in use today, including all consumer－targeted systems, include a TCP／IP().
A.planB.requirementC.implementationD.design
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●A( 71) is a dedicated storage network that provides access to consolidated, block level storage. It is primarily used to make storage devices accessible to servers so that the devices appear as locally attached to the operating system.(71) A. network-attached storageB. storage area networkC. direct attached storageD. computer cluster
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which descnption is NOT true?A．Personal computer has not the features of the larger system．B．Large systems offer higher processing speeds for user and return more data than PCs．C．Output devices take output results from the CPU in machine-coded form. and conven them into a form. that used by people.D．The input/output devices and auxiliary storage units of a computer system are called peripherals.
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When configuring a POS system, which of the following peripheral devices would MOST likelyneed to be installed?()
A. Optical mouseB. Handheld digitizerC. Barcode readerD. TouchscreenE. Document scannerF. KeyboardG. External USB drive
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Operating systems provide （ ） between users and the computer.A.a linkB.an interfaceC.devicesD.applications
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In computing.a device driver (commonly referred to as simply a driver) is acomputerprogram that operates or controls a particular type of device that is attached to a computer.Adiver provides (71) to hardware devices,enabling operating systems and other computerprograms to access hardware functions without needing to know precise details of thehardware being used.A.a software interfaceB.a programming languageC.a functionD.an Internal Bus
考题
()is a dedicated storage network that provides access to consolidated,block level storage.It is primarily used to mark storage devices accessible to servers so that the devices appear as locally attached to the operating system.
A.network-attached storage
B.storage area network
C.direct attached storage
D.computer cluster
考题
A （ ） is a dedicated storage network that provides access to consolidated , block level storage. It is primarily used to make storage devices accessible to servers so that the devices appear as locally attached to the operating system.A.network-attached storage
B.storage area network
C.direct attached storage
D.computer cluster
考题
（72）operating systems are used for handheld devices such as smart-phones.A.Mobile
B.Desktop
C.Network
D.Timesharing
考题
In computing,a device driver（commonly referred to as simply a driver）is acomputer program that operates or controls a particular type of device that is attached to a computer.A driver provides______to hardware devices,enabling operating systems and other computer programs to access hardware functions without needing to know precise details of the hardware being used。A.a software interface
B.a programming language
C.a function
D.an Internal Bus
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Will the Apple launch have an audience of thousands clapping and cheering?Must be a new iPhone or iWatch?The truth may sound dull,but it matters as much as any fancy new product.What Apple's boss,Tim Cook,presented on June 2nd,at the company's annual conference for soft-ware developers in San Francisco,were upgraded operating systems,one for its Mac desktops and laptops and another for its mobile devices,plus a new programming language.These,combined with other moves to nurture the Apple"ecosystem",should make its offerings even more attractive to both developers and consumers-and even more formidable to its rivals.Apple has lon8 devoted to providing greater convenience and user experience.The new operating systems will do more than improve on the current versions when they are released in the autumn.They will allow devices to work together perfecdy.
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Healthcare providers are increasingly using wireless technologies to enable greater mobility for clinical staff. Which two wireless devices can be used in an integrated medical-grade network？ （）A、 handheld computersB、 imaging phone devicesC、 media phonesD、 tablet PCs
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When configuring a POS system, which of the following peripheral devices would MOST likelyneed to be installed?（）A、Optical mouseB、Handheld digitizerC、Barcode readerD、TouchscreenE、Document scannerF、KeyboardG、External USB drive
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As part of your design， you are evaluating whether a second-level organizational unit （OU） structure is required. Which factor necessitates the need for a second-level OU structure？（）A、 Audit policy settingsB、 Software deployment needsC、 Client operating systems in useD、 Delegation of administrative authority
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Which two statements are true regarding an Ethernet collision domain?（）A、If a switch is used, the collision domain is limited to each device and the switchB、If a hub is used, the collision domain is limited to each device and the hubC、If a hub is used, the collision domain includes all devices connected to the hubD、If a switch is used, the collision domain includes all devices connected to the switch
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Which of the following devices is used to connect multiple devices to a network and does not stopbroadcast traffic?（）A、SwitchB、HubC、ModemD、Repeater
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Which of the following is a correct statement about rPerf？（）A、It can only be used on systems running without partitions.B、It is relevant for IBM systems running the AIX operating system.C、It is the main benchmark for sizing systems that will run HPC applications.D、It has a direct relationship with other benchmarks like TPC-C and SpecjAppServer2004.
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What is a key ability of IBM Systems Director Enterprise Edition as compared to Standard Edition?（）A、Manage multiple operating systems on a serverB、Manage energy consumption and network traffic to increase efficiencyC、Manage LPARs, operating systems and servers to reduce administrationD、Manage workloads across multiple servers to optimize resource utilization
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Which statement is true regarding an Ethernet collision domain?（）A、If a router is used, the collision domain includes all devices connected to the routerB、If a hub is used, the colision domain is limited to each device and the hubC、If a switch is used, the collision domain is limited to each device and the switchD、If a bridge is used, the collision domain includes all devices connected to the bridge
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As part of your design, you are evaluating whether a second-level organizational unit (OU) structure is required. Which factor necessitates the need for a second-level OU structure?（）A、Audit policy settingsB、Software deployment needs C、Client operating systems in useD、Delegation of administrative authority
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单选题Which of the following is a correct statement about rPerf？（）A
It can only be used on systems running without partitions.B
It is relevant for IBM systems running the AIX operating system.C
It is the main benchmark for sizing systems that will run HPC applications.D
It has a direct relationship with other benchmarks like TPC-C and SpecjAppServer2004.
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单选题The operating medium for control systems may be （）.A
compressed airB
hydraulic oilC
electricityD
All of the above
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单选题As part of your design， you are evaluating whether a second-level organizational unit （OU） structure is required. Which factor necessitates the need for a second-level OU structure？（）A
Audit policy settingsB
Software deployment needsC
Client operating systems in useD
Delegation of administrative authority
考题
单选题Which of the following statements concerning the lubrication of diesel propulsion engines used in vessels over 300 gross tons is most accurate?（）A
Lubrication systems using engine driven lube oil pumps do not require any additional independent arrangement when such arrangements have been proven reliableB
The use of engine driven pre-lube pumps is permitted on vessels with propulsion systems developing less than 500 shaft horsepowerC
When forced lubrication is used for propulsion engines, one independently driven stand-by pumps is to be provided in addition to the necessary pumps for normal operationD
Lubrication systems where two oil coolers are fitted require a minimum of two temperature control devices which may be actuated by similar sensors
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单选题Most Computer operating systems in use today, including all consumer-targeted systems, include a TCP/IP（）.A
planB
requirementC
implementationD
design
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