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450+ Basics of Operating System Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Common Topics in Competitive and Entrance exams .

101.

The command used to create logical drive for specific location of disk

A. Fdisk
B. Format
C. Subst
D. All of the above
Answer» C. Subst
102.

You can move a window to a different position on your screen by dragging it by its

A. Move handle
B. Tail
C. Status bar
D. Title bar
Answer» A. Move handle
103.

A bar that inform you the available options in your computer, opened applications, background running applications and can be used to switch between applications quickly is

A. Menu bar
B. Tool bar
C. Status bar
D. Task bar
Answer» D. Task bar
104.

Which components appear in the initial windows start up display?

A. Dialog box
B. Task bar
C. Start menu
D. All of the above
Answer» B. Task bar
105.

Taskbar is used for

A. Navigation program
B. Switching between program
C. Start a program
D. All of above
Answer» D. All of above
106.

To install the new font

A. Start -> setting -> control panel -> font
B. Start -> setting -> control panel -> font -> install new font
C. Start -> control panel -> font -> install new font
D. Start -> setting -> font
Answer» B. Start -> setting -> control panel -> font -> install new font
107.

When a peripheral device needs immediate attention from the operating system, it generates a(n)

A. Interrupt
B. Spool
C. Stack
D. Page file
Answer» A. Interrupt
108.

Underlined text, such as text and folder names is referred to as

A. Hyperlink
B. Menu
C. Source drive
D. None of these
Answer» A. Hyperlink
109.

Which of the following is suitable after you install new drivers?

A. Shut Down
B. Restart
C. Sleep
D. Hibernate
Answer» B. Restart
110.

Windows displays various options to shutdown. Which is suitable at the end of day?

A. Shut Down
B. Restart
C. Sleep
D. Hibernate
Answer» A. Shut Down
111.

Which of the following shutdown method is often called Warm Boot?

A. Shut Down
B. Restart
C. Sleep
D. Hibernate
Answer» B. Restart
112.

______ is most often done after fixing a problem, adding a new program or making configuration change

A. Shut Down
B. Restart
C. Sleep
D. Hibernate
Answer» B. Restart
113.

___ is a compromise mode between Shut Down and Sleep mode because it does not consume power and remembers the current state of your desktop

A. Shut Down
B. Restart
C. Sleep
D. Hibernate
Answer» D. Hibernate
114.

You should choose this mode if you don't know how long you won't use your computer but want to have the same desktop state when you resume

A. Shut Down
B. Restart
C. Sleep
D. Hibernate
Answer» D. Hibernate
115.

The category of operating system that you most likely have running on your PDA computer is a .... Operating system

A. Real time
B. Single user, single task
C. Single user, multitask
D. Multiuser, multitask
Answer» B. Single user, single task
116.

Running multiple programs at the same time is called:

A. Multitasking
B. Foreground tasking
C. Single tasking
D. Symmetric
Answer» A. Multitasking
117.

What is the meaning of "Hibernate" in Windows XP/Windows 7?

A. Restart the Computer in safe mode
B. Restart the Computer in hibernate mode
C. Shutdown the Computer terminating all the running applications
D. Shutdown the Computer without closing the running applications
Answer» D. Shutdown the Computer without closing the running applications
118.

The function of Dir/W is

A. Show all details of file
B. Show only file name and directory name
C. Shows only directory
D. All of the above
Answer» B. Show only file name and directory name
119.

Page stealing

A. Is a sign of an efficient system
B. Is taking page frame from other working sets
C. Should be the turning goal
D. Is taking layer disk space for page in page out
Answer» B. Is taking page frame from other working sets
120.

What do you mean by dialog box?

A. Interactive message box
B. Group of options
C. Set of controls
D. All of the above
Answer» D. All of the above
121.

Dial up connection allows you to

A. Connect ISP
B. Internet
C. Server
D. All of above
Answer» A. Connect ISP
122.

To properly exit Windows

A. Click the stop button on the desktop
B. Click the exit button on the desktop
C. Select shut down from Start menu
D. None of above
Answer» C. Select shut down from Start menu
123.

Which is not a system tool?

A. Folder
B. Backup
C. Scandisk
D. Format
Answer» A. Folder
124.

A utility that can be used to minimize the number of fragmented files and enhance the speed

A. Disk space
B. Defrag
C. Scandisk
D. Double space
Answer» B. Defrag
125.

To change the volume label

A. Vol
B. Label
C. Scandisk
D. None
Answer» B. Label
126.

Which of the following is a disk compression tools?

A. Drive space
B. Defragmenter
C. Scandisk
D. None of the above
Answer» A. Drive space
127.

To save your computer from viruses you will do

A. Install antivirus software and run it
B. Make physical safe for the removal disk
C. Scan the removable disk before using it
D. All of the above
Answer» A. Install antivirus software and run it
128.

How can you optimize performance of your computer?

A. Delete unused files
B. Defrag disk
C. Scan for virus
D. All of above
Answer» D. All of above
129.

Scandisk

A. Checks the disk
B. Give information about disk
C. Run from DOS mode
D. All of the above
Answer» D. All of the above
130.

Recently used application file list appears in the Windows operating system

A. Setting menu
B. Documents menu
C. Run dialog box
D. Programs menu
Answer» B. Documents menu
131.

Batch file is used to

A. Run program
B. Show the contents
C. run commands automatically
D. All of above
Answer» C. run commands automatically
132.

.... are specially designed computer chips that reside inside other devices, such as your car or electric thermostat

A. Server
B. Embedded computer
C. Robotic computer
D. Mainframes
Answer» B. Embedded computer
133.

The title bar always displays on

A. Top of the open windows
B. Left side of the open window
C. Right side of the open window
D. All of above
Answer» A. Top of the open windows
134.

Which of the following is used to display the content of a certain drive or folder?

A. Click the drive or folder while holding down the Alt key
B. Triple click the drive or folder
C. Right click the drive or folder
D. Double click the drive or folder
Answer» D. Double click the drive or folder
135.

Which of the following file menu option saves document to disk?

A. Save
B. Create
C. Rename
D. All of above
Answer» A. Save
136.

While working with MS DOS which command is used to change the extension of all file names ending with .txt to doc?

A. Ren *.doc *.txt
B. Ren .txt .doc
C. Ren file.doc file.text
D. Ren a:*.doc *.doc
Answer» A. Ren *.doc *.txt
137.

Booting means

A. Restarting computer
B. Installing program
C. Removing errors
D. Switch off
Answer» A. Restarting computer
138.

Booting means

A. Restarting computer
B. Installing program
C. Removing errors
D. Switch off computer
Answer» A. Restarting computer
139.

RD command are used to

A. Remove an empty directory
B. Remove non empty directory
C. Remove directory including files
D. None of the above
Answer» A. Remove an empty directory
140.

When you open my computer on desktop you see the information of

A. Hard disk
B. CD
C. Removable disk
D. All of the above
Answer» D. All of the above
141.

....is an intermediate storage for deleted files

A. My computer
B. My documents
C. Recycle bin
D. None of above
Answer» C. Recycle bin
142.

We can start the application from?

A. Log off
B. Network place
C. Recycle bin
D. Run
Answer» D. Run
143.

Which command is used to list out deleted files in DOS?

A. list
B. Undelete/list
C. Recover
D. All of the above
Answer» B. Undelete/list
144.

Which of the following is not process states?

A. New
B. Running
C. Ready
D. Finished
Answer» D. Finished
145.

Which command is used to delete the directory and all of its contents in one step?

A. Deltree
B. CD
C. Rd
D. Dir *.*
Answer» A. Deltree
146.

What you type at the DOS command prompt to return back to windows?

A. Command
B. Exit
C. Quit
D. Return
Answer» B. Exit
147.

What do you type at the DOS command prompt to return back to Windows

A. Command
B. Exit
C. Quit
D. Return
Answer» B. Exit
148.

The question mark (?) indicates in file searching

A. A single character
B. A group of character
C. Questions
D. None of above
Answer» A. A single character
149.

Save operation means

A. Put data into processor
B. Put data into internal memory
C. Put data into secondary storage
D. Put data into monitor
Answer» C. Put data into secondary storage
150.

CAD software is most likely to be used by

A. Web designer
B. Engineers
C. Project Manager
D. Magazine Editor
Answer» B. Engineers

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