Introduction to Windows Operating System

Comprehensive review flashcards covering Windows operating system history, version evolution, NT kernel architecture, system utilities, security, and networking commands.

What is an Operating System (OS)?

Essential system software that manages computer hardware, CPU execution, memory allocation, and software applications.

What is Microsoft Windows?

A proprietary graphical user interface (GUI) operating system created by Microsoft to simplify user interaction through visual icons and windows.

For what purpose was Microsoft founded by Bill Gates and Paul Allen in $1975$?

To build BASIC interpreters for the Altair 8800.

What was the MS-DOS era operating system released in $1981$?

A text-based command-line operating system developed for IBM-compatible personal computers.

What capabilities did Windows 1.0 introduce when released in $1985$?

A graphical shell running on top of MS-DOS, introducing mouse navigation and tiled windows.

What major interface and architectural features debuted with Windows 95 in $1995$?

The Start Menu, the Taskbar, and a $32\text{-bit}$ architecture.

What features were introduced with Windows 98 in $1998$?

Native USB hardware support and Internet Explorer integration.

How did Windows XP ($2001$) evolve the Windows operating system architecture and interface?

It unified the consumer line with the stable Windows NT kernel and introduced the fresh Luna interface.

What graphical interface debuted with Windows Vista in $2007$?

The translucent, $3\text{D}$-effect Aero user interface.

What key user interface enhancements were brought by Windows 7 in $2009$?

A refined user interface, Aero Glass, and library management.

What interface redesign was introduced in Windows 8 / 8.1 ($2012/2013$)?

A touch-optimized Start Screen and the Metro tile interface.

What servicing architecture and workspace feature did Windows 10 introduce in $2015$?

The Windows as a Service model and virtual desktop support.

What user interface elements and multitasking features characterize Windows 11 ($2021$)?

A centered taskbar, a modern redesigned UI, and Snap Layouts for multitasking.

What is the target audience and feature set of Windows 11 Home?

Targeted at Personal / Everyday Users; features standard security, Windows Hello, and Parental Controls.

What is the target audience and feature set of Windows 11 Pro?

Targeted at Professionals / Small Business; features BitLocker encryption, Remote Desktop, and Client Hyper-V.

What is the target audience and feature set of Windows 11 Enterprise?

Targeted at Large Organizations; features Advanced Threat Protection, AppLocker, and Centralized IT control.

What is the target audience and feature set of Windows Server?

Targeted at Data Centers / Infrastructure; features Active Directory, Domain Name System (DNS), and Virtualization host capabilities.

What are the minimum processor requirements for installing Windows 11?

$1\,\text{GHz}$ or faster with $2+$ cores on a compatible $64\text{-bit}$ CPU or SoC.

What are the minimum memory and storage specifications required for Windows 11?

$4\,\text{GB}$ RAM and $64\,\text{GB}$ minimum storage space for installation.

What security hardware components are mandatory for Windows 11?

TPM $2.0$ (Trusted Platform Module for cryptographic security) and UEFI.

What is the function of User Mode (Unprivileged Layer) in the Windows NT architecture?

It runs standard user applications, Win32 Environment Subsystems, and user services without direct hardware access.

What components reside in Kernel Mode (Privileged Layer) in the Windows NT architecture?

NT Executive Services (Memory, Process, I/O Managers), the Microkernel, and the Hardware Abstraction Layer (HAL).

What role does the Start Menu & Taskbar serve in the Windows GUI?

A central hub for app launching, quick search, and managing active tasks.

What controls and indicators are found in the System Tray / Quick Settings?

Network status, volume control, battery, and clock region.

What are the defining characteristics of the NTFS file system in Windows?

Default Windows drive format supporting file security permissions, journaling, and large drives.

What is the primary technical limitation of the FAT32 file system?

A maximum individual file size limit of $4\,\text{GB}$.

What advantage does exFAT offer over FAT32 and NTFS?

A modern format for USB flash drives that bypasses the $4\,\text{GB}$ file size limit without NTFS overhead.

How do the roles of the Settings App and the Control Panel differ?

The Settings App provides a modern, touch-friendly UI for everyday configurations, while the Control Panel is a legacy administrative tool retained for advanced network setup, hardware drivers, and app management.

What is the function of User Account Control (UAC)?

A security feature that prompts explicit consent before granting elevated administrative rights to applications.

How does an Administrator account differ from a Standard User account?

An Administrator has full elevated control over system settings and files, whereas a Standard User has restricted access preventing unauthorized app installations.

What is the distinction between a Local account and a Microsoft Account?

A Local account is created and stored on a specific computer, whereas a Microsoft Account is an online account used to access Microsoft services and sign in to Windows.

What network details are provided by the command ipconfig /all?

Detailed network information, including MAC addresses, DHCP lease times, and DNS server details.

What do the Windows CLI commands dir, cd [dir], ping [host], and tracert do?

dir lists directory files, cd [dir] changes the working directory, ping [host] tests network connectivity, and tracert traces the network path and hop data.

What makes PowerShell advantageous compared to standard command-line tools?

It is an object-oriented automation framework using structured .NET cmdlets for system administration.

Which built-in Windows security dashboard is shown in the image below?

Windows Security (Security at a glance)

Which essential Windows utility is shown below displaying real-time CPU, memory, disk, and network resource usage?

Task Manager

What is the fastest keyboard shortcut to open Windows Task Manager?

Ctrl + Shift + Esc

Which built-in Windows tool is shown below displaying a categorized list of all installed hardware devices?

Device Manager

Which Windows storage utility is pictured below displaying disk partitions, volumes, and file systems?

Disk Management

Which Windows administrative diagnostic tool is shown below maintaining recorded logs under System, Application, and Security?

Event Viewer

What are the five core architectural and functional takeaways of the Windows Operating System?

1. Intuitive Graphical User Interface (GUI), 2. Preemptive Multitasking & Resource Allocation, 3. Hierarchical NTFS File Management, 4. Multi-Layered Built-in Security, and 5. Plug and Play Hardware Compatibility.