9。以下是一个变量的范围?
A. The number of characters in the variable’s name
a中的字符数变量的名字
B. The portion of the program in which the variable can be accessed
b .的部分计划,这些变量可以被访问
C. The type associated with the variable
c类型相关的变量
D. The structure associated with the variable
d .的结构相关的变量
10. Which of the following is a means of nullifying conflicts among data types?
10。以下是一个消除的方法之间的冲突的数据类型?
A. Inheritance B. Parsing C. Coercion D. Code optimization
a b c继承解析胁迫d .代码优化
11. Which of the following is not constructed by a typical compiler?
11。下列哪个不是通过一个典型的编译器构造吗?
A. Source code B. Symbol table C. Parse tree D. Object program
a b c源代码符号表解析树d .目标程序
12. Which of the following is a means of defining similar but different classes in an object-oriented program?
12。以下是一个意味着定义相似但不同的类在一个面向对象的程序?
A. Inheritance B. Parsing C. Coercion D. Code optimization
a b c继承解析胁迫d .代码优化
Fill-in-the-blank/Short-answer Questions
填空/简答题