从供选择的答案中选出应该填入下面()中的正确答案。A.汇编程序是指()。①用汇编语言写的程序②符号程序③汇编语言的处理程序B.为了实现递归子程序的正确调用,人们必须用()来保存()及有关信息。①堆栈②线性表③队列④树⑤入口点⑥返回地址⑦断点C.UNIX操作系统是()研制的,它是用程序语言()书写实现的。①Bell实验室②DEC公司③IBM公司④PASCAL⑤并发PASCAL⑥MODULA⑦C
第2题
从供选择的答案中选出应填入下面一段英文中______内的正确答案。
Java was introduced by Sun Microsystems in 1995 and instantly(1)created a new sense of the interactive possibilities ofthe Web. Both ofthe major Web browsers include a Java(2)virtual machine. Almost all major operating system developers (IBM, Microsoft, and others) have added Java(3)compilers as part oftheir product offerings.
The Java virtual machine includes an optional just-in-time compiler that(4)dynamically compiles bytecode into executable code as an alternative to(5)interpreting one bytecode instruction at a time. In many(6)cases, the dynamic JIT compilation is faster than the virtual machine interpretation.
JavaScript should not be(7)confused with Java. JavaScript, which originated at Netscape, is interpreted at a higher level, is easier to learn than Java, but(8)lacks some of the portability of Java and the speed of bytecode. Because Java applets will run on almost any operating system without(8)requiring recompilation and because Java has no operating system-unique extensions or variations, Java is generally regarded as the most strategic(10)language in which to develop applications for the Web.
供选择的答案:
1.confused 2.compilers 3.dynamically 4.requiring 5.cases
6.interpreting 7.language 8.virtual 9.created 10.lacks
第3题
第4题
软件测试的目的是(A)。为了提高测试的效率,应该(B)。使用白盒测试方法时,确定测试数据应根据(C)和指定的覆盖标准。与设计测试数据无关的文档是(D)。
供选择的答案:
A.①评价软件的质量
②发现软件的错误
③找出软件中的所有错误
④证明软件是正确的
B.①随机地选取测试数据
②取一切可能的输入数据作为测试数据
③在完成编码以后制定软件的测试计划
④选择发现错误的可能性大的数据作为测试数据
C.①程序的内部逻辑
②程序的复杂程度
③使用说明书
④程序的功能
D.①该软件的设计人员
②程序的复杂程度
③源程序
④项目开发计划
第5题
第6题
第8题
A.教育是一项非常费钱的事业
B.对教育应该投资而不应从中谋利
C.对教育的投资可能无法收回成本
D.国家应该增加教育投资力度
第9题
A.A.34
B.B.9
C.C.33
D.D.11