Explanation: The correct command to work on DOS commands is dos in MATLAB. This is because it is pre-defined in the libraries of MATLAB.

Explanation: The unix command is defined in MATLAB to run unix based codes. The input to this command should always be within parentheses. Thus only () is allowed.

Explanation: This the default return value of the system command. It will return a 0 if the command gets successfully executed. If not, it’ll return 1 and hence, only MATLAB will only return a 0.

Explanation: The code din’t work properly since it wasn’t included within ‘’. But the date, updated in the system, does get printed. Due to the aforementioned error, it shows a 1 and the dat.

Explanation: The input to the system() command has to be within ‘’. This is because the input has to be a command name and the command name is a string.

Explanation: There isn’t a single system command in MATLAB which takes input within anything but parentheses. Hence, the above statement is true.

Explanation: The correct command to gain access to the windows registry is winqueryreg. The rest of the commands don’t exist.

Explanation: It is not that we can check the history of the commands used, only, by clicking the upward direction button. It can be also checked by using the commandhistory function. Hence, using the commandhistory command is correct.