1. Indicate how each of the following types of programming languages is classified in terms of generation (first generation, second generation, or third generation).
1。显示出下面的每种类型的编程语言是分类从一代(第一代,第二代或第三代)。
A. High-level languages _____________
a .高级语言_________________
B. Machine languages _____________
b .机器语言_________________
C. Assembly languages _____________
c .汇编语言_________________
2. What encoding system is commonly used to encode data of each of the following types?
2。什么编码系统通常用于对数据进行编码的下面的每种类型?
A. Integer ___________________________
a .整数___________________________
B. Real __________________________
真正的__________________________ b。
C. Character ___________________________
性格___________________________ c .
3. A ___________________ array is an array in which all entries are of the same type whereas entries in a ________________ array may be of different types.
3。一个___________________数组是一个数组中,所有条目是相同的类型而条目数组___________不同类型的可能。
4. In programming languages that use + to mean concatenation of character strings, the expression “2x” + “3x” will produce what result?
4。在编程语言中,使用+意味着连接的字符串,表达" 2 x”+“3 x”将会产生什么后果? ________________