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A computer represent file using

Computers digitally represent sound by applying certain samples of sound with a number. This is done by sampling the original function, at every few instants (a predetermined rate, called the.. Icons are used to represent the different files, applications, and commands on your computer. An icon is a small image that's intended to give you an idea at a glance of what it represents, like a logo. Double-clicking an icon on the desktop will open that application or file Data is represented in a computer by means of simple on/off switches, and digitally these become 1 and 0. Millions of switches in combination create all the data in a computer system. Computer data handing is an electrical system; therefore the on/off switches become electrical switches. The current is either turned on or off and the various.

List of Computer File Extensions and their Meaning. File extensions indicate the file format or file type. It is start dot (.) symbol and filename. File extensions consist of three or four characters, although in rare cases it could be two .Which are typically letters or digits. Such as .txt, .mp3, .pptx etc A graphical representation used to organize a collection of computer files; as in the concept of a filing cabinet (computer's hard drive) with files (folders In standard 24-bit colour pictures each pixel is represented by 3 bytes. One byte for red, one for green and one for blue. Each byte contains a value from 0 to 255 (2^8) with the amount of that colour that pixel has. With transparency (alpha) invo.. the file:// url protocol can only be used to locate files in the file system of the local machine. since this html code is interpreted by a browser, the local machine is the machine that is running the browser A computer is like a file cabinet that has two or more drawers

JPEG is the most common format used by digital cameras and images living on the World Wide Web. This file format is based on lossy compression, meaning that it keeps information that is visible to the viewer and gets rid of data that the human eye can't perceive.The popularity of the JPEG file stems from the fact that it is lightweight, while still being good enough quality for digital use FAQ >> Understanding file sizes (Bytes, KB, MB, GB, TB) A byte is a sequence of 8 bits (enough to represent one alphanumeric character) processed as a single unit of information. A single letter or character would use one byte of memory (8 bits), two characters would use two bytes (16 bits)

There are two ways that Windows UNC filenames (such as \\server\folder\data.xml) can be represented. These are both described in as non-standard. The first way (called here the 2-slash format) is to represent the server name using the Authority part of the URI, which then becomes file://server/folder/data.xml Locate the zipped folder that you want to unzip (extract) files or folders from. Do one of the following: To unzip a single file or folder, open the zipped folder, then drag the file or folder from the zipped folder to a new location. To unzip all the contents of the zipped folder, press and hold (or right-click) the folder, select Extract All. By using OneDrive, you can quickly transfer files from PC to PC or Mac to PC, so your files are organized like they were on your old computer and you can get right back to work. You can use an external storage device such as a USB drive, SD card, or external hard drive to help you move all your favorite files off a Windows 7 PC and onto a. Demonstrate knowledge of Windows File Explorer and identify drives on the computer, as well as cloud storage services (e.g., OneDrive). 10. Move documents and files, including to and from Recycle Bin. 11. Log off, restart, and shutdown a computer. 12. Use Settings to uninstall or modify apps Video is not represented as code, it is simply data. Most video is compressed. The codecs (codifiers/decodifiers) vary as to how things are actually written to media. For most video (all?) during the decoding stage an individual image frame must.

how digital computers represent graphics, sound and video

Ask students what does a computer need to know to be able to convert the image. Explain that, in order for the computer to interpret the file, the computer needs to know: • Colour depth - how many bits represent each pixel • Resolution - Width & Height (in pixels) Finally, explain that we call this metadat In Windows, you are familiar with files having icons that help represent the file type. In the command line, the same thing is accomplished by the file extensions. For example, forum posts.txt is a text file because it has a.txt file extension. Time.mp3 is an MP3 music file and minecraft.exe is an executable file For the most part, file extensions consist of three characters, which are typically letters or digits, that textually represent the type of file it is. Some examples of file extensions..

In general, if we use k bits, each bit has two possible states, and the bits combined can represent 2 k possible states, so with k bits, we could represent the numbers 0, 1, 2 up to 2 k - 1. 7. 4. 3. 1 Integers. Integers are commonly stored using a word of memory, which is 4 bytes or 32 bits, so integers from 0 up to 4,294,967,295 (2 32 - 1. An End of File (EOF) code, 0xFF02 (or sometimes 0xFF03), is used to indicate the end of the file to the receiver. Block mode —The file is sent as a series of data blocks. Each block begins with a 3-byte header containing some descriptor flags and a 2-byte length field giving the block byte count When you connect the drive to a computer, the computer presents the drive's file system to the user, allowing them open files, move file around, etc. Essentially, each file in the file system refers to a block of bytes, so the flowers.jpg name refers to a block of 48KB of bytes which are the data of that image

Computer Basics: Getting Started with Your First Compute

  1. File Systems. Your computer drive is organized in a hierarchical structure of files and directories. In a sense, whenever you use a relative file path, Different computers represent paths in different ways. In particular, Windows uses \ as a directory separator in pathnames, while Unix (Mac and Linux) machines use / as a directory.
  2. Computers represent data in sets of binary digits. The representation is composed of bits, which in turn are grouped into larger sets such as bytes. A bit is a binary digit that represents one of two states
  3. Using a magnifying glass—limited magnification, but wide field of view—to represent a global search and the binoculars—greater magnification, but limited field—to represent a search within a document may seem counterintuitive but it does, in fact, make sense

In this article. The Win32_Directory WMI class represents a directory entry on a computer system running Windows. A directory is a type of file that logically groups data files and provides path information for the grouped files. Example: C:\TEMP The extension is a three- or four-letter abbreviation that signifies the file type. For example, in letter.docx the filename is letter and the extension is docx. Extensions are important because they tell your computer what icon to use for the file, and what application can open the file For example, in the file name mydata.csv, the file extension is csv, indicating that this is a CSV file.A computer user could rename that file to mydata.mp3, however that wouldn't mean you could play the file as some sort of audio on a smartphone.The file itself is still rows of text (a CSV file), not a compressed musical recording (an MP3 file) Binary Representation : Links to topics on this page: Your personal computer is a type of digital electronic computer. It is called digital because all of the information inside it is represented and manipulated as numbers (the original meaning of digit is finger, and since people often count using their fingers, the term digit also came to to be applied to numbers) The introduction to computer images is over. At this point you should be familiar with terms 'raster image', 'vector image', 'pixel', 'resolution', and 'color depth'. You should also know that there are three image file formats used on internet, and you should know when to use each of them

Computers do this representation using a binary coding system. Binary and Switches. Binary is a mathematical number system: a way of counting. We have all learned to count using ten digits: 0-9. One probable reason is that we have ten fingers to represent numbers. The computer has switches to represent data and switches have only two states: ON. last leaves like file 2.1 and 3.2 would likely better use slash instead of plus: \-- file 3.2 - I've seen maven using this style pseudo-graphics to represent dependency tree - gnat Sep 18 '12 at 8:0 To open File Explorer, click the File Explorer icon on the taskbar, or double-click any folder on your desktop. A new File Explorer window will appear. Now you're ready to start working with your files and folders. From File Explorer, double-click a folder to open it. You can then see all of the files stored in that folder A. A computer will either represent information as bits or bytes but not both. B. A computer represents data as a byte which is either a 0 or a 1. C. A computer represents data as bits which is either a 0 or a 1. D. A computer represents information as bits which contain 8 bytes. Click card to see definition Kofi uses his computer to record an audio file of himself playing his guitar. State how the ASCII character set is used to represent text in a computer. [1] (ii) Convert the word CAB into binary using the ASCII character set. [1

How Is Data Represented in a Computer? - Reference

To represent numeric, alphabetic, and special characters in a computer's internal storage and on magnetic media, we must use some sort of coding system. In computers, the code is made up of fixed size groups of binary positions. Each binary position in a group is assigned a specific value; for example 8, 4, 2, or 1. In this way, every character can be represented by a combination of bits that. Explain the data structures and algorithms that you would use to design an in-memory file system. Illustrate with an example in the code logic where possible. Asked In: Amazon. A file system, in its most simplistic version, consists of Files and Directories. Each Directory contains a set of Files and Directories Proper file computer organization is a great habit to pick up to make your life easier, especially if you work from or with your computer frequently. Making it easier to find and file documents will keep you organized while saving time. Keep reading for some solutions on how to organize computer files so that you can tidy this area up An operating store files in an organized manner, allows you to use software programs, and coordinates the use of computer hardware such as the keyborad and mouse. Paint is a program that comes with Windows 7 with which you can create and edit drawing and display and edit store photos

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List of Computer File Extensions and their Meaning

Basic Computer Terms - Portland State Universit

powers of 10 to represent values. The decimal number 325 means 5 ones (100) plus 2 tens (101) plus 3 hundreds (102) for a total of three hundred and twenty-five. Computers use binary numbers, which use the digits 0 and 1 and powers of 2 to represent values using groups of bits. A bit is a binary digit, which can be either 0 or 1 Pressing the Alt key alone focuses the computer on the file menu (if available) or show keyboard shortcuts in Office programs with the Ribbon. Once selected, you can use the arrow keys to move between the file menu options. Alt+A: Open the Data tab in Excel. Alt+B: Open the bookmarks file menu option in Firefox. Alt+C: View the favorites in. Palette tables - The GIF file format uses 8 bits for each pixel so each pixel can display 256 different colours. However, every GIF image can have a different set of 256 colours because they are stored as part of the file in a palette table. This table stores each of the 256 colours using 24 bit direct colour giving 16,777,216 possible colours

How does a computer represent images? - Quor

Small images that represent commands, files, or other windows. Index : A collection of detailed information about the files on your computer that Windows 7 maintains for the purpose conducting fast searches; when you begin a search, Windows 7 searches this summary information rather than searching file by file on your hard disk drive Any normalization that your application requires should be performed with this in mind, external of any calls to related Windows file I/O API functions. When using an API to create a directory, the specified path cannot be so long that you cannot append an 8.3 file name (that is, the directory name cannot exceed MAX_PATH minus 12)

It is the main program that runs on a computer and begins automatically when the computer is turned on. PC - This is the abbreviation for personal computer. It originally referred to computers that were IBM compatible. PDF - This represents the Portable Document Format, which displays files in a format that is ready for the web Understanding the nature of file formats and escape characters has been an itch of mine. I recently found a few useful explanations that inspired me to write my understanding of binary files.. How computers represent data. Everything is bits and bytes, 1's and 0's to the computer Since your computer uses a binary system as mentioned above, you may notice a discrepancy between your hard drive's published capacity and the capacity acknowledged by your computer. For example, a hard drive that is said to contain 10 GB of storage space using a decimal system is actually capable of storing 10,000,000,000 bytes Download and install Android File Transfer on your computer. Open Android File Transfer. The next time that you connect your phone, it opens automatically. Unlock your phone. With a USB cable, connect your phone to your computer. On your phone, tap the Charging this device via USB notification. Under Use USB for, select File Transfer Transfer files between iPad and your computer. You can use iCloud Drive to keep your files up to date and accessible on all your devices, including Windows PCs. You can also transfer files between iPad and other devices by using AirDrop and sending email attachments.. Alternatively, you can transfer files for apps that support file sharing by connecting iPad to a Mac (with a USB port and OS X.

Import a data file published on the Web into your spreadsheet. CSV files (comma separated values) can be imported directly into a spreadsheet from anywhere on the Web. CSV is one of the most common data formats and can be found with a simple Google search. For sample data, we will use a piece of crime data from UC Berkeley in 2015 hosted on Github Use the Push Pin to Pin a Recent Document or Folder. One place where you will see this push pin is when viewing the Recent Documents or Recent Locations pane. In Microsoft Office 2010 Backstage view, you will see these push pins next to recently opened documents along with the file locations. Just select the File tab on the Ribbon and.

url - How to specify a local file within html using the

You can transfer files, such as pictures or audio files, between your computer and your phone. 1. Connect phone and computer. Connect the data cable to the socket and to your computer's USB port. 2. Choose setting for USB connection. Slide your finger downwards starting from the top of the screen. 2 The computer must be connected using a USB cable or connected to the same network as your product. You can save the scanned file as a JPEG or PDF file, or attach it to an email. You can also set up custom scan settings using Event Manager and automatically scan using those settings on your product control panel To open the .dat file in Windows using a text editor, right-click on the file you want to open, and select Open With. Select the text editor you want to use, and click OK. You'll be able to read the file's contents if it's a text-based .dat file. If not, you'll see many NUL references and incomprehensible characters USE PROLOG Write a file name 'bstStuff.pl'. For all of the below, we'll represent a Binary Search Tree in prolog the following way: 'L' is a 'bst' holding elements strictly less than 'V', or is empty. 'R' is a 'bst' holding elements greater than or equal to 'V', or is empty. a very small bst holding only '1' is

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Unit 1; Practice File Management Flashcards Quizle

Using Large Objects. An important feature of Blob, Clob, and NClob Java objects is that you can manipulate them without having to bring all of their data from the database server to your client computer. Some implementations represent an instance of these types with a locator (logical pointer) to the object in the database that the instance. by computer systems. A sound sample rate of 16 KHz means the wave is sampled 160,000 times a second. The lower the sampling rate, the better the quality of the sound file. b)( State what is meant by metadata and give an example of metadata stored in graphics files. [2] (c) Kevin has compressed a sound file to reduce its size using lossy. Right-click on UploadAudio action method and Add View (uncheck use a layout page). Click on Add. Add the following jQuery script and bootstrap file in the head section of the View page. Download or add package from NuGet Package Manager, click on Tools => NuGet Package Manager => Manage NuGet Package for the solution Zip it good How to zip (and unzip) files using Windows 10 If you need to save hard drive space or send data over the internet, this guide can show you how to compress file using Windows 10

Chercher les emplois correspondant à What object do you use to represent a file in c ou embaucher sur le plus grand marché de freelance au monde avec plus de 20 millions d'emplois. L'inscription et faire des offres sont gratuits Using the data for Problem 16.15 on page 674 that represent U.S. total computer and software sales (in millions) from 1992 through 2012 (stored in ComputerSales ), a. fit a third-order autoregressive model to the total sales and test for the significance of the third-order autoregressive parameter. (Use = 0.05. In order to read information from a file, or to write information to a file, your program must take the following actions. 1) Create a variable to represent the file. 2) Open the file and store this file with the file variable. 3) Use the fprintf or fscanf functions to write/read from the file a file Use of at least one . list (or other . collection type) to represent a collection of data that is stored and used to manage program complexity and help fulfill the program's purpose. IMPORTANT: The data abstraction must make the program easier to develop (alternatives woul Information for file names. File names should allow you to identify a precise experiment from the name. Choose a format for naming your files and use it consistently. You might consider including some of the following information in your file names, but you can include any information that will allow you to distinguish your files from one another

She wants to use a storage device to save the proposal and take it to her office. Which of the following devices will Tina use to store the files? A. Microphone B. Speakers C. CD-R (Correct Answer) D. Modem 2. Apurva needs to connect a printer to his computer. He asks you about the parts of a computer that he can use to connect the printer The fee for filing in small claims court depends on the amount of the claim: $30 if the claim is for $1,500 or less, $50 if the claim is for more than $1,500 but less than or equal to $5,000, or $75 if the claim is for more than $5,000. However, if a plaintiff has filed more than 12 small claims actions in California within the previous 12.

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Use a computer audit software package to edit data on selected master files and databases. 11.3. As an internal auditor, you have been assigned to evaluate the controls and operation of a. computer payroll system. To test the computer systems and programs, you submit independently. created test transactions with regular data in a normal. PEM files are also used for SSH. If you've ever run ssh-keygen to use ssh without a password, your ~/.ssh/id_rsa is a PEM file, just without the extension. Most notably, Amazon Web Services gives you a PEM file containing a private key whenever you create a new instance, and you must use this key to be able to SSH into new EC2 instances When dealing with files, there are two types of files you should know about: Text files; Binary files; 1. Text files. Text files are the normal .txt files. You can easily create text files using any simple text editors such as Notepad. When you open those files, you'll see all the contents within the file as plain text Bitmap-, or raster [ 1] -, images are digital photographs , they are the most common form to represent natural images and other forms of graphics that are rich in detail. Bitmap images is how graphics is stored in the video memory of a computer. The term bitmap refers to how a given pattern of bits in a pixel maps to a specific color Source File Object File Compiler Source File Object File Compiler Executable Linker Libraries Program in Memory OS Object files are intermediate files that represent an incomplete copy of the program: each source file only expresses a piece of the program, so when it is compiled into an object file How do I use Windows Explorer to manage my files and folders? » Files & Sharing » Windows » Tech Ease: Windows Explorer is the file management application in Windows. Windows Explorer can be used to navigate your hard drive and display the contents of the folders and subfolders you use to organize your files on your hard drive. Windows Explorer is automatically launched any time you open a.