杭州电子科技大学MATLAB与仿真2018-18第二学期A卷.docVIP

杭州电子科技大学学生考试卷 （A） 卷 6). If user enters a name at the MATLAB prompt, which is the correct sequence of the MATLAB attempts to find the name? ( ) M-files→built-in function/command→variable M-files→variable→built-in function/command variable→built-in function/command→M-files D. built-in function/command→variable→M-files 7). The result of expression 5/0 is ( ) A. NAN B. Inf C. eps D. 0 8). If and , then the result of is ( ) A. B. 0 C. 1 D. 9). Which function can plots x data on linear axes and y data on logarithmic axes? ( ) A. plot B. semilogx C. semilogy D. loglog 10). Solve for in the equation , then ( ) A. A / B B. A \ B C. A ./ B D. A .\ B 2.Judgement（each 2, total 20） 1). User can not use a variable with the same name as a MATLAB function or command. ( ) 2). a / b == b \ a ( ) 考试课程 MATLAB Language and Simulation 考试日期 年 月 日 成绩 课程号 B0802210 教师号 任课教师 学生姓名 学号（8位） 班级 1.Choice（each 2, total 20） 1)．Which description about MATLAB language is wrong? ( ) A. MATLAB execute more slowly than compiled language. B. MATLAB has a lot of functions. C. MATLAB is supported on many different computer systems. D. In MATLAB, the type and name of every variable must be explicitly declared. 2). Which command can display the contents of a workspace? ( ) A. clear B. whos C. diary D. clc 3).Which expression is illegal? ( ) A. [1, 2, 3] B. [1 2 3; 4 5] C. [1; 2; 3] D.[1:6] 4). Which command can not let user to get help in MATL