Computer Peripheral Devices Quiz

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Flashcards

What is CamScanner?

A mobile application that allows users to scan documents, photos, and other physical materials using a smartphone or tablet camera and convert them into digital formats.

How does CamScanner improve scanned documents?

CamScanner uses advanced image processing algorithms to automatically remove shadows, adjust brightness and contrast, and enhance the clarity of scanned documents.

What file formats can CamScanner output?

CamScanner allows users to create PDFs, JPEGs, and other common file formats from their scanned documents.

What are some editing features in CamScanner?

Users can edit scanned documents, including cropping, rotating, and adjusting page order.

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How can I organize scanned documents in CamScanner?

CamScanner offers features for organizing scanned documents by creating folders, adding tags, and searching for specific content.

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How can I share scanned documents from CamScanner?

CamScanner allows users to share scanned documents with others through email, cloud storage services, or social media.

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How secure are my scanned documents in CamScanner?

CamScanner provides a secure way to store and access scanned documents, with options like cloud backup and password protection.

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What kinds of documents can I scan with CamScanner?

CamScanner can be used for a variety of tasks, including scanning receipts, business cards, notes, articles, books, and other important documents.

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How can I integrate CamScanner with other services?

CamScanner can be integrated with cloud storage services, such as Google Drive and Dropbox, for easy sharing and access across multiple devices.

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How is CamScanner priced?

CamScanner offers a free version with basic features, and paid subscriptions with advanced capabilities and more storage space.

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What is OCR in CamScanner?

CamScanner's OCR (Optical Character Recognition) technology enables users to convert scanned text into editable text, making it searchable and reusable.

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Does CamScanner support different languages?

CamScanner supports multiple languages, allowing users to scan and edit documents written in various languages.

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How user-friendly is CamScanner?

The user interface of CamScanner is designed to be user-friendly and intuitive, making it easy to use for both beginners and experienced users.

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Does CamScanner have any templates?

CamScanner provides several templates for different document formats, such as invoices, contracts, and business cards.

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Where are scanned documents stored in CamScanner?

CamScanner utilizes cloud storage to store documents, allowing access from multiple devices and ensuring automatic backups.

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What are some document enhancement features in CamScanner?

CamScanner offers document enhancement features such as color correction, brightness adjustment, and noise reduction.

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Can I scan multiple documents at once in CamScanner?

CamScanner offers a document batch processing feature, allowing users to scan multiple documents in a single session.

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Can I adjust the resolution of scanned documents?

Users can set a custom resolution when scanning documents, ensuring the quality and file size are optimized for their needs.

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Can I sign documents in CamScanner?

CamScanner offers document signing features, enabling users to electronically sign scanned documents for official purposes.

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Can CamScanner convert handwritten notes?

CamScanner can be used for converting handwritten notes into digital text, making them searchable and easily shareable.

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Who uses CamScanner?

CamScanner has gained popularity among students, professionals, and individuals for its versatility, ease of use, and advanced features.

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How can I secure scanned documents in CamScanner?

CamScanner offers a feature to secure scanned documents with a password, allowing users to restrict unauthorized access.

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What are the benefits of having multiple file format options?

CamScanner provides the ability to convert scanned documents into multiple file formats, enhancing its versatility and compatibility.

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Where is CamScanner available?

CamScanner is available on both Android and iOS platforms, making it accessible to a wide range of users.

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How well does CamScanner integrate with cloud storage services?

CamScanner allows users to export scanned documents to cloud storage services and utilize them in applications that support these services.

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How does CamScanner scan documents?

CamScanner uses your camera to scan documents in real time.

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Is CamScanner user-friendly ?

CamScanner's user interface is designed with a focus on simplicity and efficiency, making it easy to navigate.

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What is the core function of CamScanner?

CamScanner uses its core scanning technology to transform physical documents into digital formats for easy sharing.

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Is CamScanner a cloud-based app?

CamScanner is a cloud-based app, meaning scanned documents are saved and accessed online.

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What are the advantages of a paid CamScanner subscription?

CamScanner offers a paid premium subscription with additional features like increased storage and advanced editing capabilities.

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Why is language support essential in CamScanner?

CamScanner supports different languages for scanning and editing documents. This is beneficial for global users.

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Study Notes

  • Computer peripheral devices exclude the CPU
  • A port is a place in a system unit that allows data transfer between various devices and the computer.
  • ROM (Read-Only Memory) is computer memory that cannot be rewritten by the user.
  • A byte is a group of 8 bits
  • A megabyte is equivalent to 1,024 x 1,024 bytes
  • Device drivers allow input/output devices to communicate with the rest of the computer system.
  • The basic types of computer memory are primary and secondary memory.
  • A CD is a non-erasable disk that stores digitized audio information.
  • Outputting is the process of producing useful information for the user.
  • Scanners are used to digitize printed documents.
  • CRT monitors are traditional, non-portable monitors that resemble televisions.
  • The smallest unit of data in a computer is a bit.
  • Input and output (I/O) devices are peripheral devices connecting a computer to the outer world.
  • Data, information, and instructions are input into a computer to be processed.
  • Computer characteristics exclude I.Q.
  • Memory is an electronic holding place for data.
  • Main memory size depends on the address bus.
  • Secondary memory is independent of the address bus.
  • MAR stands for Memory Address Register.
  • Optical disks are a type of random access memory.
  • Laser beam technology is used in optical disks.
  • The storage capacity of an optical disk is the number of sectors multiplied by the number of bytes per sector.
  • Rotation of a disk varies inversely with the radius of the disk.
  • Tracks on a disk are divided into sectors of the same size.
  • Access time on optical disks ranges typically from 100 to 300 milliseconds.
  • A computer that interacts with a television set is a supercomputer.
  • Fundamental computer characteristics exclude high cost.
  • "End-users" are non-professional computer users.
  • The most powerful computers are supercomputers.
  • A kilobyte (KB) is 1024 bytes.
  • Memory management allocates memory to programs.
  • Primary storage is also known as memory.
  • QRAM is not a type of computer memory.
  • A microprocessor is another name for a logic chip.
  • Data is represented by the binary system on computers.
  • A letter, digit, or special character is represented by a bit.
  • Memory capacity can be expressed in megabytes.
  • Cache memory is built into the CPU chip.
  • Processor speed is measured in megahertz (MHz).
  • Dot pitch is the distance between pixels on a screen.
  • An icon is a pictorial screen symbol representing computer activity.
  • A soft copy of an image means viewing it on a screen display.
  • A wand reader is a device used for optical character recognition.
  • OMR stands for Optical Mark Recognition.
  • Raster rate describes the rate of screen refreshment.
  • A nonimpact printer does not use a mechanism that physically contacts the paper, and includes inkjet and laser printers.
  • A monochrome monitor displays single-color characters on a contrasting background.
  • Voice input devices are transformed into digital codes.
  • Document imaging uses a scanner to input data.
  • A mouse is a pointing device used to move a cursor on a screen.
  • The fundamental characteristics of a computer are reliability, speed, and storage capability.
  • A maxicomputer is not a typical computer classification.
  • End-users are non-professional computer users
  • The most powerful computers are supercomputers.
  • A kilobyte (KB) is 1024 bytes.
  • Memory management allocates memory to programs.
  • Primary storage is also known as memory.
  • QRAM is not a type of computer memory.
  • A microprocessor is another name for a logic chip.
  • Data is represented by the binary system on computers.
  • A letter, digit, or special character is represented by a bit.
  • Memory capacity can be expressed in megabytes.
  • Cache memory is built into the CPU chip.
  • Processor speed is measured in megahertz (MHz).
  • Dot pitch is the distance between pixels on a screen.
  • An icon is a pictorial screen symbol representing computer activity.
  • A soft copy of an image means viewing it on a screen display.
  • A wand reader is a device used for optical character recognition.
  • OMR stands for Optical Mark Recognition.
  • A raster rate describes the rate of screen refreshment.
  • A nonimpact printer does not use a mechanism that physically contacts the paper, and includes inkjet and laser printers.
  • A monochrome monitor displays single-color characters on a contrasting background.
  • Voice input devices are transformed into digital codes.
  • Document imaging uses a scanner to input data.
  • A mouse is a pointing device used to move a cursor on a screen.
  • The CPU clock synchronizes computer operations.
  • Pipelining is a technique that allows CPUs to begin processing one instruction before finishing the previous instruction.
  • A motherboard is the main circuit board in a personal computer.
  • The Pentium processor is used in IBM-compatible computers.
  • Computer animation is a form of video graphics.
  • A web browser displays website addresses(URLs).
  • The file extension for a web page is .html.
  • A node is a device connected to a network.
  • Uploading transfers information from a computer to the Internet.
  • The last part of a domain name (e.g., .com) is a top-level domain.
  • ARPANET was the first major computer network.
  • The most used top-level domain is .com.
  • Telnet allows remote users to access a network.
  • The domain name in a URL specifies a computer.
  • TCP/IP is the standard internet protocol.
  • Links on websites are usually highlighted with color or image icons.
  • E-mail is a widespread internet feature.
  • E-commerce sites allow online purchases.
  • The protocol for downloading files over the internet is FTP.
  • A web browser provides a graphical internet interface.
  • The home page is the primary page of a website.
  • The first major network of computers was ARPANET.
  • The most used top-level domain is .com.
  • A thin client is a stripped-down computer that accesses resources on a network.
  • Modem is a device that reconciles differences between computer and phone signals.
  • Computer characteristics exclude I.Q.
  • The smallest unit of data in a computer is a bit.
  • A byte consists of 8 bits
  • A megabyte is 1000000 bytes
  • A group of 24 bits equals 3 bytes
  • A group of 4 bits equals 0.5 words
  • Memory and storage devices are measured in bytes
  • CPU performance is measured in Hertz
  • The main circuit board in a computer is the motherboard
  • A CPU has two main components: Control Unit and the ALU
  • Primary storage is also called memory
  • The control unit coordinates all computer system activities.
  • The ALU performs arithmetic and logic operations
  • A cache is a special, high-speed memory used by a microprocessor.
  • A file is a named collection of data stored on a storage device.
  • The file name consists of a name and an extension.

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