Computer Science Disk Operating System Online Test 2024

Which command of MS-DOS is used to copy only files that have been modified on or after the date you specify?

Which DOS command will format a floppy disk and transfer the system files

While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?

The term TSR is an abbreviation for:

Using the _____ switch causes FDISK to display the partition status of your hard disk without executing FDISK.

While working with MS-DOS, which command is used to undelete a bunch of files with extension DOC that you have just deleted?

In DOS, which of the following keys will bypass the CONFIG.SYS and AUTOEXEC.BAT files?

You want to view the contents of autoexec.bat on the screen using the “type” command, but it scrolls by too quickly, what switch do you use to make it pause?

What file contains commands that configure systems devices?

Which command is used to suppress the prompt that asks you to confirm that you want to delete the directory?

The buffers statement is found in what file?

Which of the following is loaded for CD-ROM support?

To find out how much memory is available, you could type______.

Suppose you had an incurable computer virus and decided to wipe out all the data and partitions on your hard drive and reformat. What is the order in which you must delete the partitions?

While working with MS-DOS, which command is used to display the contents of a file and pause the display after each screenful of information?

Which DOS command is used to detect, diagnose and repair logical and physical disk errors on both, uncompressed and Double space compressed drive?

What command would you type to list all of the files in the current directory?

While working with MS-DOS, which command is used to move file from one directory to another?

A _____ boot is when DOS is restarted without turning off the computer.

While using the DIR command, you can use certain switches with it. Which one of the following cannot be used with DIR?

You suspect a virus has entered your computer. What will not be affected by the virus?

What is a TSR?

What does MSCDEX.EXE do?

Upper Memory blocks are located where?

Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?

After upgrading your computer to a new DOS version, an older application displays the error message “Incorrect DOS version”. What should you do to run this application?

When executed from a bootable hard drive, which command will make a formatted floppy disk bootable?

Which of the following commands allows you to make a directory?

While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?

Which DOS command allows you to compress existing disks and to create new compressed volumes?