●One use of networks is to let several computers share (71) such as file systems,printers,and tape drives.
(71) A.CPU
B.memory
C.resources
D.data
第1题:
One use of networks is to let several computers(61)data such as file systems,printers,and tape drives.
A.copy
B.communicate
C.transfer
D.share
第2题:
Bluetooth is a universal radio interface in the(71)frequency hand that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc networks. Each unit can simultaneously communicate with up to(72)other units per piconet. Moreover, each unit can simultaneously(73)to several piconets. Eliminates the need for wires, cables and connectors for and between cordless or mobile phones, modems, headsets, PDAs, Computers, printers, projectors, local area networks, and so on, and paves the way for new and completely different devices and applications. Technology Characteristics(74)symbol rate exploits maximum available(75)bandwidth。
A.1.95GHz
B.2.45GHz
C.4.45GHz
D.11.45GHz
第3题:
● Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is (71). It determines how the various results are computed by the product and presents this information in the form. of a (72) and associated scenarios. The second is (73) , which determines the classes and their attributes. Then determine the interrelationships and interaction among the classes. The last step is (74) , which determines the actions performed by or to each class or subclass and presents this information in the form. of (75) .
(71)
A.use-case modeling
B. class modeling
C. dynamic modeling
D. behavioral modeling
(72)
A. collaboration diagram
B. sequence diagram
C. use-case diagram
D. activity diagram
(73)
A. use-case modeling
B. class modeling
C. dynamic modeling
D. behavioral modeling
(74)
A.use-case modeling
B. class modeling
C. dynamic modeling
D. behavioral modeling
(75)
A. activity diagram
B. component diagram
C. sequence diagram
D. state diagram
第4题:
One use of networks is to let several computers share(71)such as file systems, printers, and tape drives.
A.CPU
B.memory
C.resources
D.data
第5题:
Printers, plotters are(71 ) device.
A.input
B.output
C.storage
D.communication