All The Useful Windows Interview Questions & Answers

Q 1. How to Recover Data from Hard Disk in Windows 10?
Press the Windows key, enter Windows File Recovery in the search box, and then select Windows File Recovery. When you are prompted to allow the app to make changes to your device, select Yes. There are 2 basic modes you can use to recover files: Regular and Extensive.

Q 2. What is the difference between Linux and Windows?

Linux Vs    Windows

1.    Free of cost and open source    - Commercial and comes with a price
2.    Completely customizable    - User cannot access any system files
3.    Highly secure    - Quite prone to viruses
4.    Complex for users who are not from a programming background     - Even a layman can operate
5.    Can be booted from a logical or primary partition    - Has to be booted from primary partition only
6.    Consumes more running space    - Uses microkernel that takes lesser space
7.    File names are case sensitive     - File names are not case-sensitive

Q 3. What are the five main functions of an operating system?

The five main functions of an OS are:

System boot - starting (or restarting) a computer.
Load and execute programs - facilitates loading of user and system programs into the memory to execute them efficiently.
Managing memory - efficiently allows memory to different programs that run parallelly on a computer. Without OS, there will be chaos amongst various programs.
Scheduling - If there are many processes to be run, the OS prioritizes and decides which method should get the CPU first.
Security - OS prevents a user from accessing system files that should be protected from accidental or illegal modification or deletion.

Q 4. Why do we need Windows on the computer?

We need Windows OS because it is:

a user-friendly operating system,
has graphical display making it easy to use,
accessing and organizing data is simple and faster,
reasonably priced.

Q 5. What is the difference between window and windows?

Window    vs  Windows

1.    Refers to a single work box on the computer screen.  -    Refers to the whole operating system on which applications and programs run
2.    Example - a word document, photo viewer, explorer, etc.   -    Example - Windows95, WindowsNT, Windows7 etc.…

Q 6. What are the types of Windows operating system?

There are 3 main types:

Windows for PC - the most famous earlier version was Windows 95. The current version is Windows 10.
Windows for servers - Windows NT, Windows 2000 and 2016 are a few examples of high-power workstations or servers.
Windows for phone - Windows for the phone is not as popular as for desktops or servers. The last software is named as Windows 10 phone which has been applied only to a very few phones.

Q 7. What is a Windows server used for?
Windows server is used for machines that host websites and support more users at the same time. They can handle heavy loads that can be run as background processes, unlike windows PC that interacts directly with users.

Q 8. Explain the difference between thread and process in an operating system?

Thread    Vs  Process

1.    Runs in a shared memory space and uses shared system resources.     - Each process runs in a separate memory space and provides the required resources
2.    Simple, the small task can be categorized as a thread.     - A complex task that has at least one thread of execution. There can be multiple concurrent threads in a process.
3.    Context switching between threads is easier -    Context switching is more time-consuming

Q 9. How can I see all IP addresses on my network using CMD?
From the desktop, navigate through; Start > Run> type "cmd.exe". A command prompt window will appear.
At the prompt, type "ipconfig /all". All IP information for all network adapters in use by Windows will be displayed.

Q 10. What is Active Directory and how does it work?
Active directory is a domain service provided by Microsoft to store information about network objects. This information is then readily available to network admins and users. Active directory supports distributed environments. The objects can be users, devices, passwords, computers, etc.

Q 11. What is meant by 32bit and 64bit operating system?

32-bit vs   vs 64-bit

1.    Can access 2^32 memory addresses or 4GB RAM -    Can access 2^64 memory addresses which means 18billion GB RAM.
2.    Can perform fewer calculations per second  -    Capable of performing many calculations per second because of multiple cores
3.    The system can be slow while using many applications - Great speed even while using heavy applications like high-graphic games or Photoshop

Q 12. What is the difference between Windows 7 and Windows 10?

Windows 7 vs    Windows 10

1.    Has the traditional start menu     - Live tiles also appear along with the standard menu

2.    Search bar searches for a word in all files, apps, and folders on the PC    - In addition to files, folders, and apps, the search is linked to the app store. It is also easy to open any files from the windows key itself.

3.    No built-in assistant      - Built-in interactive assistant named Cortana.

4.    Has internet explorer browser  -  Came up with the edge which is faster and has advanced capabilities

5.    Only for PCs and laptops  - Can be synced across PC, laptop and windows phone