A Port Expander is a hardware device that allows a user to use more than one device on a single port. A good example of a port expander is a USB hub. Most USB hubs allow you to hook up 3 to 5 USB connections from only 1 USB port on your computer. The disadvantage of using a port expander is speed. The single port you are connecting to only operates at a set speed; example of this is a USB 2.0 port operates at 480 Mbit/s. If you have a portable hard drive that runs at 300 Mbit/s and a digital camera
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NT1110 Unit 8: Analysis System Performance Slow or sluggish system performance can be frustrating. There can be one or more things causing the slowdown of performance. Too many processes running in the background is only one issue of many possible reasons why the performance is sluggish. Virus‚ worms‚ and malware is another reason that can take up system resources and severely slow down a computer. By taking the necessary steps‚ one can improve the system performance of a computer. First
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“Understanding Computer Math and Measurement” Chapter two discusses the understanding of computer‚ math‚ and measurements. Also‚ it shows you how we use computer math with computer hardware and systems. Some of these concepts are bits versus bytes‚ binary versus decimal‚ Boolean operators‚ hertz‚ and data transfer. The chapter two also shows numbering systems used in computers. These are some importance skills that will help you in the computer field. Thirty plus years ago‚ the first personal
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UNIT-5 ROLES‚ RESPONSIBILITIES AND RELATIONSHIPS IN LIFE LEARNING 1.1 Summaries key aspect of legislation‚ regulatory requirements and codes of practices relating to own role and responsibilities. Introduction to my teaching area just like other areas. You have to follow certain regulations‚ standards‚ procedures & i will be discussing them as follows : 1.) Efficiency and effectiveness – The purpose of efficiency & effectiveness is to obtain maximum value of resources available
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Unit 5 The principles underpinning the role of the practitioner working with children E1: The practitioner has several responsibilities when engaging in professional relationships with children‚ families‚ colleagues and other professionals. The first and foremost responsibility is the care and well-being of the children. That is the most obvious and vital area of childcare. A practitioner’s job is to keep the children safe and cater to their every need possible. A sign of a good practitioner is
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The possibility of explorer appcrash issues with the module shell32.dll being responsible in Windows operating systems is very common. Once that happens it will become immensely difficult‚ to even perform the simplest of functions in Windows. One of the most surprising errors that has been found affecting Windows 10 operating systems is after the installation of the Windows 10.0.10586. If Internet Explorer 11 has been installed then it is likely that you will see Win10 IE11 frequent sites disappear
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1. Table presenting the processor model‚ year and transistor count for Intel processors from 1971 to the present. Intel Processor Model Year Transistor Count Intel 4004 1971 2‚300 Intel 8008 1972 3‚500 Intel 8080 1974 4‚500 Intel 8085 1976 6‚500 Intel 8086 1978 29‚000 Intel 8088 1979 29‚000 Intel 80186 1982 55‚000 Intel 80286 1982 134‚000 Intel 80386 1985 275‚000 Intel i960 1988 250‚000 Intel 80486 1989 1‚180‚235 Pentium 1993 3‚100‚000 Pentium Pro 1995 5
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A command prompt‚ also known as cmd.exe‚ is an entry point for typing computer commands in the command prompt window. Through this‚ we can perform tasks on our computer without using the Windows graphical interface. If this cmd.exe gets infected‚ then there might be appearing problem after new installation of an OS or external hard drive may show error message or after booting up the system‚ we may get error message from the command prompt. So‚ now we will see that what kind of error we may face
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CS113 Academic Strategies for the Business Professional Unit 6 Alternate Seminar Assignment ------------------------------------------------- Full Name Two-digit Section #: ------------------------------------------------- Instructions: Download this document to your computer before filling it out. Save using SAVE AS and add your name to the front removing the phrase “YourName” All of the gray boxes below should be appropriately filled in and the
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Unit five: Principles of supporting business events Assessment You should use this file to complete your Assessment. • The first thing you need to do is save a copy of this document‚ either onto your computer or a disk • Then work through your Assessment‚ remembering to save your work regularly • When you’ve finished‚ print out a copy to keep for reference • Then‚ go to www.vision2learn.com and send your completed Assessment to your tutor via your My Study area – make sure it is clearly
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