[单选题]（72）operating systems are used for handheld devices such as smart-phones.
A.Mobile
B.Desktop
C.Network
D.Timesharing

[单选题]（　　）operating systems are used for handheld devices such as smart-phones.
A.Mobile
B.Desktop
C.Network
D.Timesharing

[单选题]Most operating systems have a standard set of ( ) to handle the processing of all input and output instructions. A.spreadsheet
A.control instructions
B.I/O operation
C.dat
D.table

[单选题]Most operating systems have a standard set of （ ） to handle the processing of all input and output instructions.
A.SPREADSHEET
B.CONTROL INSTRUCTIONS
C.I/O OPERATION
D.DATA TABLE

[单选题]During the systems planning phase. a systems analyst conducts a（ ）activity to study the systems request and recommend specific action. After obtaining an authonzation to proceed. the analyst interacts with(请作答此空) to gather facts about the problem of opportunity, project scope and constraints, project benefits, and estimated development time and costs. In many cases. thesystems request does not reveal the underying problem, but only a symptom. A popular technique for investigating causesand effects is called ( )The analyst has analyzed the problem or opportunity. defined the project scope and constraints, and performed ( )to evaluate project usability, costs, benefits, and time constraints. The end product of the activity is ( ) .The main content must include an estimate of time .staffing requrements, costs, benefits, and expected results for the next phase of the SDLC A.system users
A.system owner
B.managers an
C.users
D.business analysts

[单选题]Most of the host operating system provides a way for a system administrator to manually configure the IP information needed by a host．Automated configuration methods, such as （ ） , are required to solve the problem．
A.Ipse
B.DHCP
C.PPTP
D.SOAP

[单选题]The basic unit of software that the operating system deals with in scheduling the workdone by the processor is ( ).
A.a program or subroutine
B.a modular or a function
C.aprocess or athread
D.adevice ora chip

[单选题]In project management and systems engineering,（ ）is a deliverable-oriented breakdown of a project into smaller components.It is a key project deliverable that organizes the team's work into manageable sections.
A.RBS
B.PBS
C.GBS
D.WBS

[单选题]Management information systems form a bedrock ofIT use in the public sector.They are therefore found in all sections ofthe public sector and in all countries..Of course，different people use the term"management information system"differently:The term should therefore not form the basis for arguments about__（ ）__an MIS is and is not.So long as one and those with whom one works understand and agree on a definition，that is good enough.Similarly，when dealing with written material，one needs to be able to__（ ）__and communicate，not get locked into doctrinal debate，Many public service providers have developed management information systems to morutor and control the services that they provide.Both the US__（ ）__UK Social Security agencies have developed MIS to report on the welfare payments and services that they provide.The British public healthcare system has also been a major investor in MIS as it 1ries to control healthcare costs and simultaneously improve delivery standards.Individual schools can also__（请作答此空）__use ofMIS.Hobmoor Junior and Infant School，a public school in Birmingham，UK，introduced a computerised attendance system to produce MIS reports that monitor pupil attendance.This improved the Principal’s ability to understand and control absence patterns，resulting in a 2.5 per cent__（ ）__in attendance rates.
A.make
B.get
C.take
D.go