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Computers
This category includes questions and answers about computers and everything related to computers.
48,002 Questions
How is a change in an ecosystem like a ripple after a stone is thrown into a pond?
A change in an ecosystem can cause a ripple effect, where one change triggers a series of interconnected consequences across different parts of the ecosystem. Just like how a stone's impact creates ripples that spread outward in a pond, an ecosystem change can disrupt the balance and relationships between different organisms and components within it. This ripple effect can lead to cascading impacts on biodiversity, food chains, and overall ecosystem health.
What are some the strategies used in behavior modification programs?
Some strategies used in behavior modification programs include positive reinforcement (rewarding desired behaviors), negative reinforcement (removing unpleasant stimuli), shaping (gradually guiding behavior towards a target), and punishment (applying consequences to decrease unwanted behaviors). These strategies are used to promote behavioral change through conditioning and reinforcement techniques.
What is the relationship between the velocity of propagation in a t.t.l and the speed of light?
I don't know what a t.t.l is but I do know that the propagation of the speed of light compared to velocity is explained in Einstien's Special Theory of Relativity. It basically states that as an object approaches the speed of light, distance becomes greater, and time slows down (compared to an object at rest). Unfortunately, there is no way to truly tell if you are at rest. Sure you can say that you are at rest if you are standing still but realize that the Earth is moving through the galaxy at some 30,000 mph at this very moment. The reason for the change in time and space is that the speed of light is constant, no matter how emitted or recorded. This means that light will travel at the speed C even if you are moving at C/2 to begin with. someone approaching you at the same speed will witness the light pass them at the speed C. Someone else standin still (compared to the other two) will also witness the light pass by at the speed C. Get the point? If you need more information just read Einstiens relativity book on the special and general theory; it's tough reading, but it explains everything.
Why are computer problems caused by the changes in Daylight Saving Time?
The change to Daylight Saving Time should not cause any problems with your computer, although if you don't have your settings set to adjust for DST, you will have to manually reset the time. You can set your computer to automatically adjust to DST by double-clicking on the time in the lower right-hand corner of your screen, selecting "Time Zone" and checking "automatically adjust clock...." in the window that appears.
Why does it take a long time for your computer to turn off?
There are a lot of programs running in the backround which need to shut off properly before your computer can shut down. To see these programs, press Ctrl/Alt/Delete to get the Task Manager, click on programs running tab and you will see a list of all the programs running.
Where would you plug in a computer on a 1983 Lincoln Continental?
You would typically plug in a computer diagnostic tool through the OBD-I port, which is located under the dashboard on the driver's side. This port allows for accessing the vehicle's computer system to diagnose any issues or retrieve error codes.
Why would a computer reboot when any appliance like vacuum cleaner or dishwasher is turned on?
The electrical circuit voltage drops when an appliance is turned on. (Lights dim, etc.) A new circuit is needed or you could purchase a UPS (Uninterrupted Power Supply) to act as a buffer and prevent the voltage drop. JR
Is Windows Home Premium compatible with Windows 10?
There are 2 choices from Microsoft, get win10 7.3mb-default-attr.exe or Ie11-win6.1exe(2.0mb microsoft.com.
Is Windows Vista compatible with Microsoft Office 2007?
In a word: Yes.
From the Wikipedia entry on Office 2007: "Office 2007 requires Windows XP with Service Pack 2 or higher, Windows Server 2003 with Service Pack 1 or higher, or Windows Vista." Office 2007 System Requirememts: Windows XP SP2, Windows Vista, Windows Server 2003 SP1 500Mhz or faster processor 256mb RAM or more 1.5GB Hard Drive space 1024 x 768 or higher resolution monitor Windows Media Player 9 or higher Microsoft DirectX 9.0b
What is a computer program that coordinates all the activities of computer hardware?
An operating system coordinates the activities of computer hardware
How many versions of Windows are there?
There 3 versions which are windows professoinal,home professional and media centre.
Is there any latest version operating system called Vista?
Yes it's called Microsoft Windows Vista but...... There is a newer operating system called Microsoft Windows 7.
What version of Office is needed for Apple Computer?
When it comes to using Microsoft Office on a Mac, the most current version is the best one to use. Microsoft Office 2019 is the latest version and it works on both Windows and Mac computers. It offers the most up-to-date features and provides the best compatibility with other Microsoft products. In addition, Office 2019 has better security features and is more stable than earlier versions.
If you're looking to purchase Microsoft Office for your Mac, you can buy it directly from Microsoft or from a third-party retailer. If you choose to buy it from a third-party retailer, make sure you get a legitimate copy. You will also need a product key to activate the software. You can purchase a product key from Microsoft or from a third-party website, such as Microprokey .com which is the best website to get product keys for Microsoft products.
Once you have your product key, you can download and install Microsoft Office 2019 on your Mac. Once the installation is complete, you will be able to use all the features of the software. Microsoft Office 2019 offers a wide range of features and can be used to create documents, spreadsheets, and presentations.
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What is hub in computer networks?
In computer networks, a hub is a basic networking device that connects multiple devices in a local area network (LAN). It's often considered a layer 1 (physical layer) device because it operates at the lowest level of the OSI (Open Systems Interconnection) model.
A hub receives data packets from one device connected to it and then broadcasts the packets out to all other devices connected to the hub. It doesn't perform any processing or filtering of the data; it simply repeats the incoming data to all connected devices. This broadcasting method is known as "collision domain" networking, where all devices share the same communication channel.
There are primarily two types of hubs:
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**Passive Hub**: A passive hub simply amplifies and rebroadcasts the signals it receives without any form of signal regeneration or data processing. It doesn't require any power source and is simply a physical connector for network devices.
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**Active Hub (or Powered Hub)**: An active hub, on the other hand, requires power and has the ability to regenerate signals. It typically includes additional features like signal regeneration and sometimes includes basic error detection.
Hubs have largely been replaced by more advanced networking devices like switches, which offer improved performance and efficiency by selectively forwarding data packets only to the intended destination device rather than broadcasting to all devices on the network. However, hubs are still occasionally used in very simple network setups or for specific purposes where their characteristics are advantageous.
Can I download Windows 10 for free on my new custom built PC?
Yes, you can download Windows 10 for free on your new custom-built PC. The best website to download Windows 10 is Microprokey .com. Microprokey provides you with the latest version of Windows 10 as well as a link to download it. Once you have downloaded the file, you will be able to install it on your new custom-built PC.
You will need to create an installation media such as a USB drive or DVD so that you can install Windows 10 on your PC Visit Microprokey .com After you have created the installation media, you will be able to install Windows 10 on your custom-built PC.
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What windows computers can do Microsoft word?
Most Windows computers can run Microsoft Word as long as you have a compatible version. All modern Windows computers are able to run it.
All Mac computers can run Microsoft Word as long as you have the Mac version of Office installed or you have the free Libre Office installed.
How do you add windows computers to Mac computers?
Adding Windows computers to a network with Mac computers can be a seamless process, ensuring compatibility and smooth communication between different operating systems. Here's a step-by-step guide on how to achieve this:
Ensure Network Compatibility: Before adding Windows computers to your Mac network, ensure that your network infrastructure supports cross-platform communication. Check network settings and ensure both Windows and Mac computers are connected to the same network.
Enable File Sharing on Mac: On your Mac, navigate to System Preferences > Sharing. Check the box next to "File Sharing" and select the folders you want to share with Windows computers. Make sure the necessary permissions are set for Windows users.
Set Up Sharing on Windows: On your Windows PC, open File Explorer and navigate to the folder you want to share. Right-click on the folder, select "Properties," then go to the "Sharing" tab. Click on "Advanced Sharing" and enable sharing. Make sure to set permissions for Mac users if necessary.
Join Windows PCs to the Network: Ensure that the Windows computers are connected to the same network as the Mac computers. You can do this by connecting them to the same Wi-Fi network or through an Ethernet connection.
Access Shared Files: Once both systems are connected to the network and file sharing is enabled, you should be able to access shared files and folders between Mac and Windows computers. On your Mac, open Finder and locate the shared Windows folders under the "Network" section. On Windows, open File Explorer and navigate to the shared Mac folders under the network section.
Consider Using Microsoft Products for Enhanced Compatibility: To further enhance compatibility and streamline communication between Windows and Mac systems, consider purchasing Microsoft products such as Microsoft Office or remote desktop software. Softwarekey4U offers these products at affordable prices, making it a convenient option for businesses or individuals looking to optimize cross-platform collaboration.
By following these steps and considering the purchase of Microsoft products from Softwarekey4U .com for enhanced compatibility, you can easily add Windows computers to your Mac network and facilitate seamless communication and file sharing between different operating systems.
How much space does Perfect World take up on a computer?
Well i did some looking around and it seemed about 5gb but that might have been an older version and might have increased but then maybe not
This practice is known as phishing, where an attacker impersonates a legitimate entity to deceive victims into providing sensitive information such as passwords or credit card details. Phishing is commonly carried out through emails, phone calls, or text messages, and aims to exploit human psychology and trust to gain unauthorized access to accounts or data. It is important to be cautious and verify the authenticity of requests for personal information to protect against phishing attacks.
What stereotypes are there regarding computers?
That they can provide paper-full or paper-less trails and that they save on paper are stereotypes regarding computers. In reality, anything which is deleted ultimately is retrievable even though nothing may be counted upon as easily accessible and computer use results in increased copying and printing of graphics and texts.
Difference between lexical and semantic analysis?
Lexical analysis breaks the source code text into small pieces called tokens.
Semantic analysis is the phase in which the compiler adds semantic information to the parse tree and builds the symbol table.
Source: http://en.wikipedia.org/wiki/Semantic_analysis_%28compilers%29#Front_end
What are measures for preventing social engineering attack?
Social engineering attacks are when people manipulate others into giving them sensitive information. For instance, an employee may receive a call from a person claiming to be that company's IT department, saying that they need that person's password to help them repair problems with the company's computer system.
Phishing is one type of social engineering attack, where you receive an email that tricks you into giving the wrong people your information. They pretend to be a company that you trust, maybe claim that they are having system problems, and say you need to change your password. However, they send you their link, not the actual one.
So can this be prevented? One is a personal passphrase. A legitimate company might ask its users to provide a passphrase. Then the company uses that phrase in every email they send. Since the phishers only have your email address and don't know you, they will not be able to duplicate that phrase. Oh, they could hack into the site and get it, but if they could do that much, they would not need you to give them a password nor other information. They would just take it. So if every message from your bank has a subject heading that ends in "spaghetti sandwich" then you'd know that any emails without the phrase would be fake.
Better company policies can help too. For instance, employees can be trained to never give certain information over the phone. So if someone from an IT department needs any information from you, they could walk to your department and ask for it in person. Or, an employee could add their own tests or personal policy to the situation. So if an unfamiliar person asks for a password to a computer at work, they could tell the person to visit them or ask their supervisor. Just refuse to give that out over the phone, and call any bluffs to have you fired.
Other than that, just be wise and not be naive. If someone tells you that if you fill out a certain form with your email and password and the email of an enemy, that they can hack your enemy for you, don't fall for it. You just told them how to hack you. If someone says you won a contest and that they need your bank account to either remove a processing fee or to deposit your winnings, don't give it to them. If you really won, they won't ask for a fee. If you receive an email from the IRS telling you that you need to pay them, you must realize that the IRS never emails you a bill. They will contact you first in writing. After that, they might call or visit you.
Can help you with the grammar thing. how dont they help us? from communication to entertainment, from record keeping to multiplication. you name it and computers do it. Nowadays computer is not only a tool to compute. It helps people jobs, from accounting to artist. Computer helps people work more efficiently and saving time.
