1) What is an operating system (OS)? a) It is an interface between the user and the computer b) It is the backbone of the computer c) It is a system software d) It sends output to the screen e) All of these 2) Which of the following are examples Graphical User Interface? a) Windows b) Mac OS c) Linux MT d) Novell Netware 3) Booting is the process that _________ the operating system a) Switches off b) Starts c) Runs d) Controls 4) What is DOS? a) Desk Operating System b) Direct Option to System c) Danger Overhead Sign d) Disk Operating System 5) When you switch on the computer, the OS is loaded into __________ automatically  a) ROM b) BIOS c) RAM d) MBR e) None of these 6) What is warm boot? a) Pressing the Power button when computer is switched off b) Pressing Restart button when computer is switched off c) Pressing restart button when computer is switched on d) Reloading all the files on the computer 7) Where is BIOS built into? a) RAM b) MBR c) OS d) ROM 8) After BIOS checks drives for system disk, a) BIOS loads MBR b) BIOS conducts POST c) Computer is switched on d) MBR loads OS files 9) Click the odd on out a) POST b) BIOS c) DOS d) RAM e) MBR 10) Which one is the incorrect sentence? a) BIOS - Basic Input/ Output System b) POST makes sure all the components of the computer are in working conditio c) MBR - Medium Boot Record d) Windows 98 is a version of Windows 11) Process management is not a function of the OS a) True b) False 12) Device driver recognizes the input and output devices attached to the computer. a) True b) False 13) Name the function of the OS that ensures security, protection, back up etc a) File management b) Housekeeping c) Memory management d) Process management 14) Which of these are some of the examples of single user operating system? (choose more than one option) a) DOS b) Mac OS c) Linux d) Novell Netware e) Windows 98 15) DOS is a- a) Character User Interface b) Graphical User Interface c) OS  d) Multi User OS e) Both a&c 16) How to shut down the computer? a) Press the switch off button b) Start>>>>>>Shutdown 17) ___________ is a power saving mode developed for laptops a) Hibernate b) Sleep c) POST d) Restart 18) What is POST? a) Power Off Self Test b) Power On Self Test c) Process Of Sleep Test d) None of these 19) Lock locks the computer and your work can be resumed by unlocking it a) True  b) False

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