更多"[单选题]The number of home users and s"的相关试题:
[单选题]The number of home users and small businesses that want to use the Internet is ever increasing. The shortage of addresses is becoming a serious problem. A quick solution to this problem is called network address translation(NAT).NAT enables a user to have a large set of addresses（ ）and one address, or a smallset of addresses,externally. The traffic inside can use the large set; the traffic（ ）, the small set. To separate the addresses used inside the home or business and the ones used for the Internet, the Internet authorities have reserved three sets of addresses as （ ） addresses. Any organization can use an address out of this set withoutpermission from the Internet authorities. Everyone knows that these reserved addresses are for private networks.They are （ ） inside the organization, but they are not unique globally. No router will （请作答此空） a packet that has one of these addresses as the destination address.The site must have only one single connection to the global Internet through a router that runs the NAT software.
A.reject
B.receive
C.deny
D.forward
[单选题]Passage?One
The small number of newborn babies,which has been caused by high prices and the changing social situation of women,is one of the most serious problems inAsia.When people talk about it,you can hear a word invented inJapan,"DINKS",which means Double Income No Kids.
In many majorAsian cities like Seoul,Singapore,and Tokyo,the cost of a house is extremelyhigh.A young couple who want to buy their own house may have to pay about$300,000（though prices have fallen）.For a flat with one bedroom,onedining-room,a kitchen,and a bathroom,the couple will pay about$900 amonth.What′s more,if they want to have a child,the child′s education is veryexpensive.For example,most kindergarten charges are at least$5,000 a year.In such a situation,it′s difficult to afford children.
The number ofmarried women who want to continue working increases rapidly because they enjoytheir jobs.However,if they want to have children,they immediately haveserious problems.Though most companies allow women to leave their jobs for ashort time to have a baby,they expect women with babies to give up their jobs.In short,if they want to bring up children properly,both parents have towork,but it is hard for mothers to work.Indeed,women who want to continueworking have to choose between having children or keeping their jobs.
In a word,Asiangovernments must take steps to improve the present situation as soon aspossible.
The writer seems to believe that Asiangovernments should__
A.let women stay at home and have a baby
B.allow only one of the parents to go outto work
C.care for the growing needs of women forjobs
D.punish the companies that permit womento leave
[Part III Reading Comprehension]
Why do consumers, businesses and investors retreat and panic in times Of depression?
A.They suffer great losses in stocks, property and other assets.
B.They find the self-correcting mechanisms dysfunctioning.
C.They are afraid the normal social order will paralyzed.
D.They don't know what is going to happen in the future.
[单选题]Businesses have also been engaging in a type of electronic commerce, ______ occurs when one business transmits computer-readable data in a standard format to another business.
A.EFT
B.EDI
C.ERP
D.CRM
[单选题]In the（ ），businesses offer services for which they charge a fee that is based on the number of size of transactions they process.Some of these services lend themselves well to operating on the Web.
A.Fee-for-Transaction Revenue Model
B.Advertising-Supported Revenue Models
C.Web Catalogue Revenue Models
D.Value chain
[单选题]In the （ ），businesses offer services for which they charge a fee that is based on the number of size of transactions they process. Some of these services lend themselves well to operating on the Web.
A.Fee-for-Transaction Revenue] Model
B.Advertising-Supported] Revenue] Models
C.Web] Catalogue] Revenue] Models
D.Value] chain
[单选题]_____, businesses offer services for which they charge a fee that is based on the number of size of transactions they process.
A.In the fee-for-transaction revenue model
B.In the web catalog revenue model
C.In the traditional catalog-based retail revenue model
D.In the advertising-supported revenue model
[单选题]Currently 94% of Web users use either Internet Explorer or Firefox, but recently some new （71） have been developed that are beginning to attract attention. The browser Opera is becoming very（72）because of its speed, it is currently the world’s fastest browser, and because it is much smaller（73） existing browsers (it can almost fit on a single diskette). It can also （74）the last Web page you visited, so the next time you surf, you can start where you left off. And like the big two, you can get it for free; the catch is that you have to watch blinking ads in one corner, or pay $40 for the ad-free （75） of Opera.
A.think
B.read
C.write
D.remember
