In microcomputer systems, ______ often perform such operations as writing procedures, developing sof
A.specialists B.manufacturers
C.computers D.end users
A.specialists B.manufacturers
C.computers D.end users
Which of the following is true?
A.A computer revolution began in 1945 and ended in 1985.
B.A microcomputer of 32 bits may have the same computing power as a large computer.
C.A Roll Royce of the highest quality has at least 200 page instructions telling a customer how to open the car door.
D.High speed computer networks is one of the three advances in computer technology.
在指定的系统状态x与系统输入u下对系统sys进行线性化处理,x与u的缺省值为0。应使用下列哪一种命令?()
A.[num,den]=linmod(’sys’,x,u)
B.[numd,dend]=dlinmod(’sys’,Ts,x,u)
C.[Ad,Bd,Cd,Dd]=dlinmod(’sys’,Ts,x,u)
D.[A,B,C,D]=linmod(’sys’,x,u)
A.[A,B,C,D]=linmod(‘sys’,x,u)
B.[num,den]=linmod(‘sys’,x,u)
C.[Ad,Bd,Cd,Dd]=dlinmod(‘sys’,Ts,x,u)
D.[numd,dend]=dlinmod(‘sys’,Ts,x,u)
According to the author, computer security is ______.
A.a program B.a technique
C.a computer system D.a method
下列语句在控制台上的输出是().if(true)System.Console.WriteLine("First");System.Console.WriteLine("Second");
A. FirstSecond
B. First
C. Second
D. 无输出
A.打开一个已存在的Simulink系统模型
B.建立一个新的Simulink系统模型
C.关闭一个Simulink系统模型
D.保存一个Simulink系统模型
A.返回当前系统模型中当前模块的路径名。
B.返回指定系统模型中当前模块的路径名。
C.获得当前系统模型的路径名。
D.返回当前系统模型中当前模块的操作句柄。
A.返回指定系统模型中当前模块的路径名
B.返回当前系统模型中当前模块的路径名
C.返回当前系统模型中当前模块的操作句柄
D.获得当前系统模型的路径名