⟩ You can select My Computer icon and press Alt + Enter to a. Delete it from desktop permanently b. Open it in Explorer mode c. Open System Properties dialog box d. Pin it on Start menu
c. Open System Properties dialog box
c. Open System Properties dialog box
Which of the following file names are invalid in MSDOS? a. MYFILE.DOS b. CHECK$.(1) c. Verified.### d. Qwerty.1?3
While working with MS-DOS which command is used to change the extension of all filenames ending with .txt to .doc? a. Ren *.doc *.txt b. Ren *.txt *.doc c. Ren file.doc file.txt d. Ren a *.doc *.txt
While working with MS-DOS which command is used to combine file1 plus file2 into new file named file3? a. Copy file3 file1+file2 b. Copy file1+file2 file3 c. Copy file1+file2+file3 d. Copy file2 file1+file3
While working with which command is used to copy all files from the currently logged drive and directory with the extension .txt to the drive a a. Copy a. *.txt b. Copy *.txt a c. Copy *.txt c d. Copy *.txt all.txt
While working with MS-DOS, which command is used to rename a file named file1.doc to file2.doc from a different directory called dir1? a. Ren2.doc dirfile1.doc b. Ren file1.doc file2.doc c. Ren .docdir.doc d. Ren dir1file1.doc file2.doc
While working with MS-DOS which command is used to copy all files with extension .txt into one file named all.txt? a. Copy a *.txt b. Copy *.txt a c. Copy *.txt c d. Copy *.txt all.txt
Which type of command in DOS needs additional files for their execution? a. Internal commands b. External commands c. Batch commands d. Redirectors
..... runs on computer hardware and serve as platform for other software to run on a. Operating system b. Application software c. System software d. All
..... is the layer of a computer system between the hardware and the user program. a. Operating environment b. Operating system c. System environment d. None
The primary purpose of an operating system is ..... . a. To make the most efficient use of the computer hardware b. To allow people to use the computer c. To keep systems programmers employed d. To make computers easier to use