Data flow in a computer
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For Unit 3, P3 in my Cisco work. I have uploaded this to explain input and output devices, the system bus, and north/south bridge.
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UNTI 2 P7OriginalGSM The document summarizes tests performed on a configured computer system to check its functionality. Norton antivirus software was tested to ensure it could detect and remove malware, check for registry errors, and create custom scans/schedules. Microsoft Office applications were also tested by opening them and performing basic tasks to check load times and ensure features like the formula bar and slideshow buttons worked properly. Device drivers were checked to confirm they were correctly installed and up to date. The date and time settings were verified and corrected if needed. Printer paper size was configured both in the printer's settings and within applications.
UNIT 2 P6
UNIT 2 P6OriginalGSM This document provides instructions for installing a wireless network interface card (NIC) driver. It describes downloading and running the installation file, selecting the correct model of NIC during setup, allowing the installation wizard to complete, and verifying that the driver installed correctly by checking in the device manager. Once installed, the accompanying software can be used to easily connect to and monitor internet access through the NIC.
UNIT 2 P6 part 2
UNIT 2 P6 part 2OriginalGSM The document discusses various ways of configuring software and computer settings to better meet user needs. It describes changing the wallpaper, screen resolution, screensaver settings, icon size, mouse settings to left-handed mode, and setting up automatic virus scans. Configuring these settings allows for personalization, accessibility for those with visual impairments, protection against viruses, and a more comfortable experience for left-handed users.
UNIT 2 P5
UNIT 2 P5OriginalGSM The document provides instructions for setting up a standalone computer system. It describes installing various hardware components like the RAM, network interface card (NIC), optical drive, and hard disk drive (HDD). The key steps include placing the computer case on an anti-static mat, opening the case, installing the RAM by pushing it into slots on the motherboard, replacing the NIC with a wireless one by sliding it into an open slot, swapping out a broken optical drive, and connecting the HDD to the motherboard with SATA cables. Proper handling and connecting of the hardware components is emphasized to avoid damage and ensure everything works properly.
UNIT 2 P5 part 2
UNIT 2 P5 part 2OriginalGSM The document summarizes the steps taken to install OpenOffice, AVG antivirus software, and Skype on a computer system. It describes downloading each program, running the installation wizard, selecting default installation options, and completing the installation process. Once installed, the document recommends checking for updates to the antivirus software and setting routine scans.
UNIT 2 P4 and m2
UNIT 2 P4 and m2OriginalGSM The document provides specifications for computer components to outfit a Cisco room with 40 workstations. It proposes and justifies choices for the processor, motherboard, RAM, GPU, hard drive, disk drive, power supply, case, cooling, sound card, network card, USB, operating system, office software, antivirus, monitor, keyboard/mouse, and speakers. Costs are provided for each component and the total cost is estimated to be £13,259.60 including labour. Potential upgrades are discussed for the CPU, RAM, and motherboard that could improve performance for resource-intensive applications.
UNIT 2 P3 and d1
UNIT 2 P3 and d1OriginalGSM This document discusses several types of utility software and how they can impact system performance. It describes anti-virus software, backup software, disk cleaners, disk defragmenters, drive formatting, firewalls, and internet history software. It explains that utility software like anti-virus, backup, disk cleaner, and disk defragmenter programs can improve performance by removing malware, freeing up storage space, and organizing files efficiently on disks. However, it notes that utilities like internet histories may not improve performance and could reduce it by using storage space. Overall, the document concludes that while some utility software enhances performance, others may limit it depending on how they are used.
UNIT 2 P2
UNIT 2 P2OriginalGSM The main purposes of an operating system are to provide a user interface (typically graphical), manage computer hardware and software interactions, and maximize hardware performance. Without an operating system, software would need to be individually programmed for specific hardware configurations. Operating systems like Windows, macOS, and Linux provide standard interfaces that software can be written to, while drivers allow hardware to communicate with the operating system. Common operating systems provide different user experiences and capabilities.
UNIT 2 P1
UNIT 2 P1OriginalGSM The document discusses the specifications of a CYBERPOWER POWER MEGA PRO 3000 3D computer. It describes the CPU as an Intel Xeon E5-2690 Eight-Core 2.90GHz processor. It has 64GB of DDR3 RAM and a 1TB Samsung 840 EVO solid state drive for storage. The document explains the functions of the CPU, storage, and memory in processing and temporarily storing files to speed up the computer. It also summarizes the functions of various components of a typical computer motherboard.
UNIT 2 M3 and d2 v2
UNIT 2 M3 and d2 v2OriginalGSM The document evaluates the performance of a computer system and identifies potential improvements. It discusses:
1) Tests conducted to measure performance metrics like boot time and file transfer speeds. Results show the system performs below expectations.
2) Analysis of the task manager showing high RAM usage, indicating more RAM is needed.
3) Potential hardware upgrades are identified to improve each component's performance, like upgrading the CPU, motherboard, RAM, storage, GPU. Software upgrades like a newer OS are also recommended.
4) Benchmarks show the GPU is a bottleneck, unable to run games smoothly. A more powerful graphics card is needed to improve gaming performance.
UNIT 2 M1
UNIT 2 M1OriginalGSM Windows 8 and iOS 7 are compared. Windows 8 was released in 2012 featuring a new "Metro" tile-based interface and was designed to bridge computers and touch devices. iOS 7 was released in 2013 and featured a redesigned user interface. Key differences are that Windows 8 comes preinstalled on PCs while iOS 7 is available on Apple mobile devices only. Both operating systems focused on simpler, more useful designs and connectivity across devices.
ICT BTEC UNIT 2 P4 and M2
ICT BTEC UNIT 2 P4 and M2OriginalGSM This document provides specifications for 40 workstations for a Cisco room including:
- An Intel Celeron processor, MSI motherboard, 2x2GB RAM, integrated graphics, 500GB hard drive, DVD drive, case with 500W power supply, CPU fan, integrated sound and network cards, USB ports, Windows 7 OS, and free OpenOffice and AVG antivirus software. Justifications are provided for each choice based on cost effectiveness and meeting the basic needs of the workstations.
ICT BTEC UNIT 2 P3 and D1
ICT BTEC UNIT 2 P3 and D1OriginalGSM Anti-virus software protects systems from malware like viruses, worms, and spyware, and removes any existing malware to improve performance and prevent data loss. Backup software creates copies of data to allow restoration in case of system failure or data loss, improving security. Disk cleaners and defragmenters free up storage space by removing unnecessary files and organizing files, improving system performance. Formatting drives removes all existing data, allowing space for new data and potentially improved performance. Firewalls provide security without necessarily improving performance, while utilities like internet histories do not significantly change performance.
ICT BTEC UNIT 2 P2
ICT BTEC UNIT 2 P2OriginalGSM The three main families of operating systems are Windows, OSX, and Linux. An operating system provides a graphical user interface (GUI) desktop to interact with programs visually, and also acts as an intermediary between software and computer hardware. Linux is an open-source operating system kernel that allows different versions like Linux Mint and Ubuntu to be created, which can have varying graphical appearances despite being based on the same underlying Linux code.
ICT BTEC UNIT 2 P1
ICT BTEC UNIT 2 P1OriginalGSM This document provides specifications for the Cyberpower systems POWER MEGA PRO 3000 3D computer. It lists the components including an Intel Xeon E5-2690 8-core 2.9GHz processor, 64GB of DDR3 RAM, 1TB Samsung SSD, NVIDIA Quadro 6000 graphics card, and Asus Z9PE-D8WS motherboard. It then provides additional details about each component such as the CPU socket type, RAM speed, and storage capacity.
ICT BTEC UNIT 2 M1
ICT BTEC UNIT 2 M1OriginalGSM Windows 8 was released in October 2012 with a new "Metro" interface optimized for touchscreens. Windows 8.1, released later, added features to make the OS more usable without a touchscreen. Both versions aimed to consolidate Windows functionality across desktops, tablets, phones, and Xbox. iOS 7, released in 2013, redesigned Apple's mobile OS interface and added features like AirDrop for easier sharing. Both OSes focused on seamless experiences across connected devices while taking different approaches, with Windows spanning desktop and mobile and iOS separating the two.
Security plan
Security planOriginalGSM The document discusses security measures for a solicitor's company including physical security cameras and locks, cybersecurity such as firewalls, antivirus software, and regular updates, access controls like administrator rights and discretionary access control, and backups stored on the cloud. While current security is adequate, improvements could include an alarm system, more secure encryption for sensitive data, and prioritizing RAM to isolate privileged processes. The security plan implemented has improved safety significantly but physical security could be strengthened further.
Managing i.t security
Managing i.t securityOriginalGSM The document discusses various methods for managing IT security and access control. It outlines ways to protect an IT system such as installing firewalls and antivirus software, keeping systems updated, encrypting data transfers, regular backups, access controls like passwords and user rights restrictions. The document also describes discretionary access controls that give users rights to files and mandatory access controls that restrict access based on security levels.
Impact of i.t system breaches
Impact of i.t system breachesOriginalGSM This document discusses the impact of IT system breaches. It outlines how an organization's IT system can be breached through various means like hacking computers, emails, firewalls and USB ports. It also covers the legislation in place to protect data under the Data Protection Act. Common security threats are mostly internal like untrained staff or incorrectly configured wireless networks. The potential impacts of security breaches on businesses are significant, including loss of profit and reputation damage as customer data is lost or communications are disrupted. Competitors may also take advantage of a breach to steal customers.
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