Web browser is simply a terminal emulator,

题型:单项选择题

问题:

Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with (71) , and that it has a mechanism for (72) graphical files. Display text, display graphics, and (73) hypefiinks, there’s 99 percent of the (74) value. That’s not to say that the manufacturers didn’t go all-out to attach a hyperactive efflorescence of useless capabilities onto their browsers. Remember when media channels in the browser were a big deal, instead of the clutter you can’t wait to delete from your favorites of bookmarks menu Remember when client-side Java applets were supposed to become the preferred (75) for application development Remember frames and all their nasty side effects

A.direct

B.navigate

C.indicate

D.go-on

考点:计算机软件水平考试初级网络管理员初级网络管理员上午试题
题型:单项选择题

治疗暑温痰蒙清窍型属阴虚火旺,虚烦不宁者用()

A.苏合香丸

B.龙胆泻肝汤

C.安宫牛黄丸

D.紫雪丹

E.黄连阿胶汤

题型:单项选择题

在一个请求分页存储管理系统中,一个作业的页面走向为4,3,2,1,4,3,5,4,3,2,1,5,当分配给作业的物理块数分别为3和4时,试计算采用下述页面淘汰算法时的缺页率(假设开始执行时主存中没有页面),并比较结果。

先进先出置换算法;

题型:单项选择题
如图所示,AB是一质量为m的均匀细直杆,A端靠在光滑的竖直墙壁上,B端置于水平地面上,杆身与竖直方向夹角为θ,杆与地面的摩擦系数为μ,保持平衡,则此时杆与地面的摩擦力为(  )

A.mgtgθ

B.mgsinθ

C.μmg

D.μmg

题型:单项选择题

观察右图,根据题意,回答下列问题:

若该图表示细胞中遗传信息的表达过程,则d过程主要发生在()。e过程的模板是()。

题型:单项选择题

如果不使用多态机制,那么通过基数的指针虽然可以指向派生类对象,但是只能访问从基类继承的成员。下列程序没有使用多态机制,其输出结果是【 】。#includeusing namespace std;class Base{public:void print(){cout<<′B′;}};class Derived:public Base{public:void print(){cout<<′D′;}} int main(){ Derived*pd=new Derived();Base*pb=pd;pb->print();pd->print();delete pd;retum 0: }

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