laboursonline – MCQs, Mock Tests | Computer Operating Systems MCQs Part 2

In Windows start button is used to

1. Run applications
2. Device setting
3. Turn off the system
4. All of above

✅ Correct Answer: 4

Which of the following is an essential file ofa MS-DOS boot disk?

1. COMMAND.COM
2. START.COM
3. TREE.COM
4. VER.COM

✅ Correct Answer: 1

Which one is true for unconditional disk formatting?

1. Destroys every byte of data on a disk by overwriting itwith with blank spaces
2. Do not check/scan surface after format
3. Transfer system files after format
4. All of above

✅ Correct Answer: 1

Oncetext has been cut to the clipboard you can .....that text into another document

1. Paste
2. Copy
3. Transfer
4. None of the above

✅ Correct Answer: 1

What is the function ofradio button?

1. To select multiple option
2. To select single option
3. To select all option
4. All of above

✅ Correct Answer: 2

The Banker's algorithm is used

1. to rectify deadlock
2. to detect deadlock
3. to prevent deadlock
4. . to slove deadlock

✅ Correct Answer: 3

The primary purpose of an operating system is:

1. To make the most efficient use of the computer hardware
2. To allow people to use the computer,
3. To keep systems programmers employed
4. To make computers easier to use

✅ Correct Answer: 1

The primary purpose of an operating system is a ...

1. To make the most efficient use of computer hardware
2. To allow people to use the computer
3. To keep system programmer employed
4. To make computer easier to use

✅ Correct Answer: 1

You can use print manage window

1. To checkstatus of files in the print queue
2. To cancel the print job
3. To interrupt printing
4. All of the above

✅ Correct Answer: 4

Which of the following operating system reads and reacts in actual time?

1. Quick Response System
2. Real Time System
3. Time Sharing System
4. Batch Processing System

✅ Correct Answer: 2

All of the following are TRUE regarding virtual memory EXCEPT

1. Any amount of RAM can be allocated to virtual memory
2. The setting for the amount of hard disk drive space to allocate virtual memory canbe manually change
3. This temporary storage is called the swap file or page file
4. Virtual memory is the physical space o the hard drive

✅ Correct Answer: 1

The essential difference between an operating system like Linux and one like Windows is that

1. Windows can run with an Intel processor, whereas Linux cannot
2. Linux is a proprietary whereas Windows is not
3. There are multiple versions of Linux, but only one version of Windows
4. Any programmer can modify Linux code which is not permitted with Windows

✅ Correct Answer: 4

What is dispatch latency?

1. The timetaken by the dispatcher to stop one process and start another
2. The timetaken by the processor to write a file into disk
3. The whole timetaken by all processor
4. None ofAbove

✅ Correct Answer: 1

A page fault occurs when

1. the Deadlock happens
2. the Segmentation starts
3. the page is found in the memory
4. the page is not found in the memory

✅ Correct Answer: 4

Whenever you move a directory from one location to another

1. All files inside the directory are moved
2. All the subdirectory inside that directoryare moved
3. The directory is moved the source file is not moved
4. Both a and b

✅ Correct Answer: 4

The Basic Input Output System (BIOS) resides in

1. RAM
2. ROM
3. The CPU
4. Memory Cache

✅ Correct Answer: 2

Which of the following does not occur during the power-on-self-test (POST)?

1. The scandisk utility begins to run
2. The video card and video memory are tested
3. The BIOS identification process occurs
4. Memory chipare checked to ensure that they are working properly

✅ Correct Answer: 1

The maximum size of a write file is limited to only

1. Name of the file
2. Extension of the file
3. The amount of memory in your computer
4. All of above

✅ Correct Answer: 3

Which of the following is drop down list?

1. List
2. Combo box
3. Text area
4. None

✅ Correct Answer: 2

Recently deleted files are stored in

1. Recycle bin
2. Desktop
3. Taskbar
4. My compute

✅ Correct Answer: 1

Which components appear in the initial Windows start up display?

1. Dialog boxes
2. Start menu
3. Taskbar
4. All of above

✅ Correct Answer: 3

A small part of taskbar that has icons of background running applications is

1. Start button
2. Quick launch
3. Task bar
4. System tray

✅ Correct Answer: 4

An operating system version designed for use with a media center PC is Microsoft Windows XP

1. Home edition
2. Media center edition
3. Tablet PC edition
4. None of above

✅ Correct Answer: 2

An operating system version designed for use with a tablet PC is Microsoft Windows XP

1. Home edition
2. Media center edition
3. Tablet PC edition
4. None of the above

✅ Correct Answer: 3

The date and time displays on

1. Taskbar
2. Status bar
3. System tray
4. Launch pad

✅ Correct Answer: 3

runs on a computer hardware and serves as a platform for other system to run on

1. Operating system
2. Application Software
3. System Software
4. All of above

✅ Correct Answer: 1

Which runs on computer hardware and serve as platform for other software to run on?

1. Operating system
2. Application Software
3. System Software
4. All

✅ Correct Answer: 1

... is the program run on a computer when the computer boots up

1. System software
2. Operating system
3. System operations
4. None

✅ Correct Answer: 2

Which is the first program run on a computer when the computer boots up?

1. System software
2. Operating system
3. System operations
4. None

✅ Correct Answer: 2

The ....contains commands associated with the My Computer window

1. Standard menu
2. Start menu
3. System menu
4. None of the above

✅ Correct Answer: 3

.... is the layer of a computer system between the hardware and the user program

1. Operating environment
2. Operating system
3. System environment
4. None of these

✅ Correct Answer: 2

Which is the layer of a computer system between the hardware and the user program

1. Operating environment
2. Operating system
3. System environment
4. None

✅ Correct Answer: 2

When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called

1. Bootstrap
2. Power on self test (POST)
3. System configuration
4. . Kernel loading

✅ Correct Answer: 2

The operating system is the most common type of .... Software

1. Communication
2. Application
3. System
4. Word processing software

✅ Correct Answer: 3

Which of the following is/are external commands?

1. Edit
2. . Label
3. Sys
4. All of above

✅ Correct Answer: 4

Which is not an external command?

1. Edit
2. XCOPY
3. Sys
4. None of the above

✅ Correct Answer: 4

Which of the following is not essential to shut down your computer?

1. Save all opened files
2. Close all running applications
3. Switch off monitor
4. Cut off the power supply

✅ Correct Answer: 3

What is Dr. Watson?

1. IT Expert
2. Diagnosis tool
3. Surgeon
4. None

✅ Correct Answer: 2

The command allows you to create logical drive

1. Sort
2. Path
3. Subst
4. Batch

✅ Correct Answer: 3

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

1. Fdisk
2. Format
3. Subst
4. All of the above

✅ Correct Answer: 3

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

1. Move handle
2. Tail
3. Status bar
4. Title bar

✅ Correct Answer: 1

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

1. Menu bar
2. Tool bar
3. Status bar
4. Task bar

✅ Correct Answer: 4

Which components appear in the initial windows start up display?

1. Dialog box
2. Task bar
3. Start menu
4. All of the above

✅ Correct Answer: 2

Taskbar is used for

1. Navigation program
2. Switching between program
3. Start a program
4. All of above

✅ Correct Answer: 4

To install the new font

1. Start -> setting -> control panel -> font
2. Start -> setting -> control panel -> font -> install new font
3. Start -> control panel -> font -> install new font
4. Start -> setting -> font

✅ Correct Answer: 2

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

1. Interrupt
2. Spool
3. Stack
4. Page file

✅ Correct Answer: 1

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

1. Hyperlink
2. Menu
3. Source drive
4. None of these

✅ Correct Answer: 1

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