Windows Loader: Version History and Feature Updates
Version 1.6.4
- Fixed missing serial issue when run as standalone
- Added administrator elevation check for Vista/Windows 7
- Corrected uninstall typo
Version 1.6.3
- Fixed missing serial issue from BIOS detection
- Fixed app starting hidden behind windows
Version 1.6.2
- Reworked UAC control
- Changed default loader to zsmin’s
- BIOS detection assigns matching SLIC, certificate, and serial
- Added leaked Dell Home Premium key
Version 1.6.1
- Fixed Windows Vista version detection
- Added new Dell Windows 7 Professional key
- Added GRLDR
Networking Fundamentals: OSI Model, Topologies, and Ethernet
1. What is a Network?
A network is a collection of interconnected computers sharing data and resources, regardless of their physical location.
2. What is the OSI Model?
The OSI (Open Systems Interconnection) Reference Model is a standardized communication model used in computer networks, defining protocols for each layer.
3. Information Transfer in the OSI Model
Information is transferred through 7 layers. Each layer covers different activities, equipment, or network protocols, defining how each level
Read MoreDHCP and DNS Server Setup and Configuration
Dynamic Host Configuration Protocol (DHCP)
DHCP (Dynamic Host Configuration Protocol) is a TCP/IP standard designed to simplify the administration of IP configuration for network equipment.
A DHCP server receives requests from clients requesting IP network settings.
DHCP Server Components
- Scope: An administrative grouping of computers or clients in a subnet using DHCP service.
- Range: A group of IP addresses in a given subnet (e.g., 192.168.0.1 to 192.168.0.254) that the DHCP server can grant to clients.
Von Neumann Architecture and Computer Peripherals
Von Neumann Architecture
This architecture, pioneered by John von Neumann, introduced the concept of storing programs in memory alongside data, allowing the CPU to execute them sequentially. This fundamental principle underpins the operation of all modern computers.
Central Processing Unit (CPU)
- Control Unit (UC): Interprets and manages machine instructions, generating control signals to execute operations.
- Instruction Decoder (OI): Decodes instructions fetched from memory.
- Clock: Synchronizes operations
Computer Hardware and Software Fundamentals
Hardware and Networking
Hardware and Software
Hardware comprises the physical components of a computer. Software consists of the programs that control computer operations. Both are essential for proper computer function.
Binary to Decimal Conversion
To convert a binary number (zeros and ones) to decimal, use polynomial expansion. For example, to convert 10101 to decimal:
10101(2) = 1*24 + 0*23 + 1*22 + 0*21 + 1*20 = 16 + 0 + 4 + 0 + 1 = 21(10)
Exercises
The smallest unit of information is a bit.
| 1 byte |
Computer Architecture: Control Units, Memory, and I/O Systems
Control Unit
The control unit orchestrates operations, including reading, processing, and storing data.
Control Unit Implementations
- Wiring Control
- Microprogrammed Control Unit
Control Signals
- Finite State-Machine: Control flows through states; inputs determine state transitions, activating control signals.
- Delay-Cells: Control lines are tied to CR outputs, activating signals based on the current state.
- Sequencer: Uses timer periods; instruction triggers specific signal activations.
Microprogrammed Control
Instructions
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