DOS Commands and Introduction to Assembly Language

Front

MS-DOS is a non-graphical command line operating system created for IBM compatible computers, first introduced by Microsoft in August 1981.

Back

What is MS-DOS?

Front

How do you list files in the current directory using DOS commands?

Back

Type 'dir' at the prompt.

Front

What command is used to move into a directory in DOS?

Back

The 'cd' command is used to move into a directory.

Front

What does the command 'cd..' do?

Back

It moves back one directory in the command line.

Front

How do you create a new directory in DOS?

Back

Type 'mkdir' followed by the folder name.

Front

What is a batch file?

Back

A batch file is a file that ends with .bat and can automate frequently used commands in the command line.

Front

What command is used to delete a file in DOS?

Back

The 'del' command is used to delete a file.

Front

What is the purpose of the AX register in assembly language?

Back

The AX register is used to receive commands from users, such as print and scan for inputs.

Front

What does the command 'MOV AH, 2' do in an assembly program?

Back

It saves the print command in the AH register.

Front

What is the significance of the '.MODEL SMALL' directive in an assembly program?

Back

It sets the environment size of the program to small.