A、
B、
C、
D、 </span></div></div></div> <div class="answer" data-v-0eb59444><a href="javascript:;" class="link-www view-answer-btn" data-v-0eb59444>
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</div></div></div></a></div></div> <div class="left-detail-bottom" data-v-0eb59444><p class="bottom-tit" data-v-0eb59444>相关试题</p> <div data-v-0eb59444><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>有语句“var x=0;while( ) x+=2;”，要使while循环体执行10次，空白处的循环判定式应写为</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> x<10</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> x<=10</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> x<20</span></div><div class="o-row" data-v-0eb59444>
D、<span data-v-0eb59444> x<=20</span></div></div> <div data-v-0eb59444><a href="/ti/detail/10748309.html" class="check-btn" data-v-0eb59444>查看答案</a></div></div><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>下列JavaScript的循环语句中正确的是()</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> if(i<10;i++)</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> for(i=0;i<10)</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> for i=1 to 10</span></div><div class="o-row" data-v-0eb59444>
D、<span data-v-0eb59444> for(i=0;i<=10;i++)</span></div></div> <div data-v-0eb59444><a href="/ti/detail/10748306.html" class="check-btn" data-v-0eb59444>查看答案</a></div></div><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>下列JS的判断语句中正确的是()</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> if(i==0)</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> if(i=0)</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> if i==0 then</span></div><div class="o-row" data-v-0eb59444>
D、<span data-v-0eb59444> if i=0 then</span></div></div> <div data-v-0eb59444><a href="/ti/detail/10748305.html" class="check-btn" data-v-0eb59444>查看答案</a></div></div><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>向页面输出“Hello World”的正确javascript语法是()</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> document.write("Hello World")</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> "Hello World"</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> response.write("Hello World")</span></div><div class="o-row" data-v-0eb59444>
D、<span data-v-0eb59444> ("Hello World")</span></div></div> <div data-v-0eb59444><a href="/ti/detail/10748303.html" class="check-btn" data-v-0eb59444>查看答案</a></div></div><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>JS语句var a1=10;var a2=20;alert(“a1+a2=”+a1+a2);显示的结果为()</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> a1+a2=1020</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> a1+a2=30</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> a1+a2=a1+a2</span></div><div class="o-row" data-v-0eb59444>
D、<span data-v-0eb59444> a1+a2=a1</span></div></div> <div data-v-0eb59444><a href="/ti/detail/10748310.html" class="check-btn" data-v-0eb59444>查看答案</a></div></div><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>JS特性不包括（）</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> 解释性</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> 用于客户端</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> 基于对象</span></div><div class="o-row" data-v-0eb59444>
D、<span data-v-0eb59444> 面向对象</span></div></div> <div data-v-0eb59444><a href="/ti/detail/10748304.html" class="check-btn" data-v-0eb59444>查看答案</a></div></div><div class="question" data-v-0eb59444><p class="ques-tit" data-v-0eb59444><span class="question-type" data-v-0eb59444>单选题</span> <span data-v-0eb59444>下列的哪一个表达式将返回false()</span></p> <div class="list-options-view" data-v-0eb59444><div class="o-row" data-v-0eb59444>
A、<span data-v-0eb59444> !(3<=1)</span></div><div class="o-row" data-v-0eb59444>
B、<span data-v-0eb59444> (4>=4)&&(5<=2)</span></div><div class="o-row" data-v-0eb59444>
C、<span data-v-0eb59444> (“a”==”a”)&&(“c”!=”d”)</span></div><div class="o-row" data-v-0eb59444>
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