Operating System – Set 7 January 28, 2025 by aasi Home › Computer Operator › Operating System Operating System Operating System – Set 7 📝 Model Practice Set ⚡ Instant Answers & Explanation 🎯 Exam Oriented 0% Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 123456789101112131415161718192021222324252627282930313233 Operating System – Set 7 Dear ! This is Operating System – Set 7 Quiz and it contains 33 questions. Keep Learning! 1 / 33 1) CHKDSK command is used to? All of the above Analyze the hard disk error Report the status of files on disk Diagnose 2 / 33 2) Which command displays creates a new directory or subdirectory? Both a and b Md Dir Mkdir 3 / 33 3) Which command is used to backup in DOS 6+ Version? MSBACKUP All of the above MSBBACKEDUP BACKUP 4 / 33 4) Which command displays only file and directory names without size, date and time information(barren format)? Dir /b Dir /s Dir/w Dir a: 5 / 33 5) Which command displays current directory name or changes from one to another? Cd Chdir Mkdir Both a and b 6 / 33 6) Disk copy command in DOS is used to? Copy contents of one floppy disk to another floppy disk Copy contents of CD-ROM to another Copy a file All of the above 7 / 33 7) The command used to copy a file named temp.doc from drive C:to drive A: is? Copyc:temp.doc a: Copy temp.doc to a: Copy temp a: c: Copy c: a: 8 / 33 8) Which command should be used to display all files within the specified subordinate directory of the subdirectory? Dirpathnamepathname Dir / ch Dir pathnamefilename Dirpathname 9 / 33 9) In which year the first operating system was developed? 1940 1910 1980 1950 10 / 33 10) Which of the following extensions of suggest that the file is a backup copy? Bak Bas Txt Com 11 / 33 11) If you don’t know the current time, which command will you use to display? Time Ver Copy Format 12 / 33 12) An entire path name, consisting of several sub-directory names can contain up to? 53 character 36 character 13 character 63 character 13 / 33 13) Which command be used to clear the screen and display the operating system prompt on the first line of the display/clear the screen? Md Cd cls Rename 14 / 33 14) Which command is used to copy files? Diskcopy Copy Type All of the above 15 / 33 15) SYS command is used to? Copy DOS configuration files to new disk Copy DOS system files to new disk Update the DOS system files None of them 16 / 33 16) In Ms-DOS what command you will use to display system date? Date command Disk command Format Ver command 17 / 33 17) If you need to duplicate the entire disk, which command will you use? Copy Format Chksdk Disk copy 18 / 33 18) Internal command in DOS are? Dir, ren, sys Cls, rd label Time, type, dir Del, disk copy, label 19 / 33 19) MS-DOS developed in? 1971 1984 1991 1961 20 / 33 20) Maximum length of DOS command using any optional parameter single command is? 87 character 127 character None of above 26 chatacter 21 / 33 21) Which command is used to delete the directory that is empty? MD Erase Del*_* RD 22 / 33 22) Which command displays the directory list including files in tree structure? Dir/s/f Tree/s/f Dir/f Tree/f 23 / 33 23) Which command displays comma for thousand separating on file size while listing? Dir/c Dir/s Dir/b Dir/w 24 / 33 24) Which command divides the surface of the blank disk into sectors and assign a unique address to each one (create Track & Sector) Chkdsk Ver Farmat Fat 25 / 33 25) To copy the hidden system files of DOS to another disk you can use the command? Sys Copy Disk copy Ren 26 / 33 26) Which command is used to display all the files having the (.exe extension but different filename)? Dir * .exe Dir filename.* Dir filename.ext Dir * .sys 27 / 33 27) Which command lists the contents of current directory of a disk? Cd Copy Tree Dir 28 / 33 28) Which file is the batch file that is road while booting a computer? Auto.bat Autoexec.bat Autoexecutive.bat Auto-batch 29 / 33 29) Only filenames and extensions are to be displayed in wide format, which command you’ll use Dir/w Dir a: Dir/b Dir/s 30 / 33 30) While working DOS which command transfers a specific file from one disk to another? Time Copy Disk Rename 31 / 33 31) Which command displays all the files having the same name but different extensions? Dir filenames.ext Dir *.ext Dir *.sys Dir filename 32 / 33 32) In which version of DOS. CHKDSK command has been changed to SCANDISK? 6.2 5.0 6.0 6.2 33 / 33 33) Each time you turn on your computer, It will check on the control file? Command.com, io.sys, msDOS.sys Chksdk.exe Command.com, io.sys Command.com, date.com, dir.com Your score isThe average score is 0%🎉 Challenge alert! 💡 Share this quiz with your friends and see who scores the highest! 🏆🤩🔥 LinkedIn Facebook Follow Us @ 0% Restart quiz Exit We’d love to hear your thoughts! 📝 Share your valuable review with us. 🙌 🌟 Thank you for your support! Your feedback means the world to us. 🙏💖 Send feedback