Operating System – Set 6 January 28, 2025 by aasi 0% Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Operating System – Set 6 Dear ! This is Operating System – Set 6 Quiz and it contains 50 questions. Keep Learning! 1 / 50 1) DEL command used to? Delete files Delete contents of files Delete lebels Delete directory 2 / 50 2) Which command used to delete all the files in the root directory of drive a? Del *.* a: A:del Del a: Erase *.* 3 / 50 3) What is the switch that is used to make sure that the copy command copied files correctly? /s /c /v /a 4 / 50 4) Which command be used to ask to you to confirm that you want to delete the directory? Deltree/f De*.*/p Erase*.* Deltree 5 / 50 5) Which statement is correct? Directories can be kept inside a file Files cannot be kept inside a directory 1 millisec =10T^3sec None of above 6 / 50 6) DIR command used to? Display contents of files in directory Display a list of files in a directory All of above Display type of files in a sub directoryd 7 / 50 7) Which switch should be used in the DIR command to veiw files in all directories? /w /p /s /l 8 / 50 8) The time command is used to display_____time? Julian time System time US time Greenwich mean time 9 / 50 9) External command in DOS are ? Chkdsk, prompt, date Edit, sys, chkdsk sys,ver, vol Copy, edit, sys, format 10 / 50 10) Which file in MSDOS contain internal command that are loaded during booting process? Io .sys MsDOS.sys Config.sys Command.com 11 / 50 11) The vol command used to? See the volume of largest See the value of list See the disk value lebel See the variety of language 12 / 50 12) What will be the output of the command prompt $l$p$g? C:>> C:<> C:> <c:> 13 / 50 13) Full form of MS-DOS is? Micro Soft Disk Operating System Micro System Disk Operating System Micro Simple Disk Operating System Micro Sort Disk Operating System 14 / 50 14) Which of the following statements in regard to directories is false? Directories with files can be deleted The root directory is always the at highest level Directories can exit inside directories Directories cannot be renamed 15 / 50 15) Which command is used to see the version/display the version? Version Ver Verson None of these 16 / 50 16) Which command used to display a list of deleted files that DOS can undelete? Undelete/list None of these Undelete *.* Undelete/all 17 / 50 17) Which command is used to create root directory and FAT on disk? Format Chkdsk Command.com Fat 18 / 50 18) Which command used to see the contents of a file? Type None of these Copy Ed 19 / 50 19) Xcopy command can apply? Directories including subdirectories Individual files or group of files All of these To diskette of a diffrent capacity 20 / 50 20) What is the name of the batch file that is automatically run when MSDOS is booted? Config.sys Config.bat Autoexec.bat Run.bat 21 / 50 21) While working with MS-DOS which command is used to copy all files with extension .txt into one file named all .txt? Copy *txt all.txt Copy a: *.txt Copy *.txt a: Copy *.txt c: 22 / 50 22) Which command used to provide access to files located in other dirctories or disks? Dir Tree Cd Path 23 / 50 23) Which command is used to delete all the files extension .txt on the current drive and directory? A:del Erase .txt Del *_*/p Del *txt 24 / 50 24) RESTORE command is used to? Restore file which are deleted recently Restore file from recycle bin Restore file which are deleted Restore file from disk made using the BACKUP command 25 / 50 25) What working with MS-DOS which command is used to change the extension of all filenames ending with .txt to .doc? Ren a: * .doc * .txt Ren * .txt *.doc Ren file.doc file.txt Ren * .doc *.txt 26 / 50 26) Which is the valid extension that user creates on operating system? Sys Bat Com Exe 27 / 50 27) Which statement is valid about “TIME” command? All of these Time format can be changed by changing in country setting in config.sys file Time command is used to display and allow changes to the system time MS-DOS displays the time in 12-hour or 24-hour format 28 / 50 28) The following command set is correct according to their function? DEL and ERASE CD and RD COPY and RENAME RD can MD 29 / 50 29) Which was the last version of MSDOS that was released separately? 6.0 6.11 6.22 5.0 30 / 50 30) CHKDSK can be used to find? Free space Disk's bad portion Occupied space All of above 31 / 50 31) While working with MS-DOS, which command is used to copying the files to transfer from one Disk to another? Copy Path Rename Dir 32 / 50 32) Which keys can be pressed quit without saving in DOS? Ctrl+C Ctrl+D Ctrl+A Ctrl+B 33 / 50 33) Format command used to? None of these Both of above Create a new blank disk from a used one Prepare a blank disk 34 / 50 34) The deleted file in MS-DOS can be recovered if you use the command mention below immediately, the command is? UNDELETE ONDELETE DO NOT DELETE NO DELETE 35 / 50 35) While working with MS-DOS which key is used to get the previous command used? F6 F3 F1 F9 36 / 50 36) Operating System is like a ? None of these Parliament Secretary Government 37 / 50 37) In MS-DOS you can use small or capital letter of combination of both to enter a command but internally MS-DOS work with? None of these Small letter Both a and b Capital letter 38 / 50 38) Which command in DOS can be used to recover accidentally deleted files? RECOVER DELETE/CANCEL RESTORE UNDELETE 39 / 50 39) Which is the valid fie name assign in MS-DOS? Ram_$.txt Ram?.doc None of these Ram * .txt 40 / 50 40) Which among the following are the best tools for fixing errors on disks? Scandisk Fixdsk Fdisk Chkdsk 41 / 50 41) Which command is used to copy all files from drive a with extension .txtt to the currently logged drive and directory? Copy a. *.txt Copy *.txt a: Copy *.txt c: Copy *.txt all.txt 42 / 50 42) FAT stands for? File Accomodation Table File Acsess Tape File Allocation Table File Activity Table 43 / 50 43) Which command used to undelete delete a bunch of files with extension .doc that you have just deleted? All of these Undelete/all Undelete *.doc Undelete 44 / 50 44) To copy the file command.com from drive c: to drive a:?Dr Both b and a C:A: copy command.com Drive c: drivea:command.com Copy c:command.com a: 45 / 50 45) Which of the following file names are invalid in MSDOS? Bat MYFILE.DOS CHECK$.(1 Verified.### 46 / 50 46) To display the list of all the file of the disk you would type? COPY DIORAUTOEXEC.BAT DIR FILES DIR 47 / 50 47) Generally, the DATE is entered in the form? MM-YY-DD YY-DD-MM DD-YY-MM MM-DD-YY 48 / 50 48) Which command used to display the subdirectory structure of the currently logged drive and pause the screen display after each screen full of the information? Tree | more Tree Deltree/f Dir | more 49 / 50 49) Which command is used to change the file name? Rename Ren Both of above None of above 50 / 50 50) Which command used to see the disk volume lebel? 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