”是一個(gè)XML元素的定義, - 信管網(wǎng) science”是一個(gè)XML元素的定義," />
是一個(gè)XML 元素的定義,其中元素標(biāo)記的屬性值是( )。
A、title
B、style
C、italic
D、science
( )在其最好情況下的算法時(shí)間復(fù)雜度為O(n)。
A、插入排序
B、歸并排序
C、快速排序
D、堆排序
與多模光纖相比較,單模光纖具有( )等特點(diǎn)。
A、較高的傳輸率、較長(zhǎng)的傳輸距離、較高的成本
B、較低的傳輸率、較短的傳輸距離、較高的成本
C、較高的傳輸率、較短的傳輸距離、較低的成本
D、較低的傳輸率、較長(zhǎng)的傳輸距離、較低的成本
CDMA 系統(tǒng)中使用的多路復(fù)用技術(shù)是(1)。我國(guó)自行研制的移動(dòng)通信3G 標(biāo)準(zhǔn)是(2)。
(2)A、時(shí)分多路
B、波分多路
C、碼分多址
D、空分多址
(2)A、TD-SCDMA
B、WCDMA
C、CDMA2000
D、GPRS
某校園網(wǎng)用戶無法訪問外部站點(diǎn)210.102.58.74,管理人員在windows 操作系統(tǒng)下可以使用( )判斷故障發(fā)生在校園網(wǎng)內(nèi)還是校園網(wǎng)外。
A、ping 210.102.58.74
B、tracert 210.102.58.74
C、netstat 210.102.58.74
D、arp 210.102.58.74
Originally introduced by Netscape Communications,(1)are a general mechanism which HTTP Server side applications, such as CGI (2) , can use to both store and retrieve information on the HTTP(3) side of the connection. Basically, Cookies can be used to compensate for the (4)nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (5) .
(1)A、Browsers
B、Cookies
C、Connections
D、Scripts
(2)A、graphics
B、processes
C、scripts
D、texts
(3)A、Client
B、Editor
C、Creator
D、Server
(4)A、fixed
B、flexible
C、stable
D、stateless
(5)A、programs
B、applications
C、frameworks
D、constrains
WebSQL is a SQL-like (1) language for extracting information from the web. Its capabilities for performing navigation of web (2) make it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a (3) , all the pages that can be reached from a given URL through (4) that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common (5) Interface.
(1)A、query
B、transaction
C、communication
D、programming
(2)A、browsers
B、servers
C、hypertexts
D、clients
(3)A、hypertext
B、page
C、protocol
D、operation
(4)A、paths
B、chips
C、tools
D、directories
(5)A、Router
B、Device
C、Computer
D、Gateway