Software

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Iris scanning technology is a security measure used to identify individuals with respect to high-security applications, such as government buildings, airports, computer access, ultra-secure locations and cellphone access. Hospitals use iris scanning technology to pair mothers with infants in maternity wards. Border crossing agents match the identities of people on government watch lists with iris scans.

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  • What are the two types of computer software?

    Q: What are the two types of computer software?

    A: The two main types of computer software are the system software and the application software. The system software provides the platform for users to install and run application software, and it's made up of multiple programs needed to run a computer system smoothly. Application programs are designed to perform specific tasks, such as word processing, video editing, spreadsheets and web browsers.
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  • When was the first computer virus created?

    Q: When was the first computer virus created?

    A: The first computer virus was created on an Apple II computer in 1981, by a 9th grader. Richard Skrenta was that smart and mischievous 9th grader who knew a lot about computers. He first wrote code on his friends’ pirated computer games (on floppy disks, well before the unified internet) to prank them. He would alter copies of the games to self destruct after a certain number of plays.
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  • What is the purpose of a database?

    Q: What is the purpose of a database?

    A: A database is used to collect and organize data. Although an electronic version such as one created in Microsoft Access may be the first that comes to mind, there are many non-automated database versions as well, such as a personal phone and address book.
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  • What are some examples of utility software?

    Q: What are some examples of utility software?

    A: Utility software is used to perform basic maintenance tasks on a computer. Examples include disk utilities like defragmenters, compressors and cleaners. There are also operating system utilities such as antivirus programs, registry cleaners and system restoration programs. Internet and network connection is managed by variety of small software utilities, including firewall programs, while program installation and removal is achieved by package managers and installation clients.
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  • What is the purpose of a spreadsheet?

    Q: What is the purpose of a spreadsheet?

    A: A spreadsheet is used to organize and categorize information into easily readable and understandable columns and rows. Both large and small businesses can utilize spreadsheets to keep track of important date.
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  • How do you partition a hard drive in Windows 7?

    Q: How do you partition a hard drive in Windows 7?

    A: To partition a hard drive in Microsoft Windows 7, open the Disk Management tool. Select an unallocated area of the hard drive to create a new partition. Complete the partition process by specifying the volume size, volume letter and other options related to the file system.
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  • What are the most current computer viruses?

    Q: What are the most current computer viruses?

    A: New viruses, worms and Trojan horse programs are identified daily. As of October 2014, McAfee and Bitdefender are two companies, of many, that maintain online virus databases. Three of McAfee's top-tracked viruses originated in 2008, 2009 and 2010. Its website has detailed, up-to-date information on the viruses that are current threats and provides instructions on how to remove them.
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  • What is a software suite?

    Q: What is a software suite?

    A: A software suite is a collection of several applications that are bundled together and sold or distributed as a package. Each component program generally provides different, but related, functionality.
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  • What is application software?

    Q: What is application software?

    A: Application software are computer programs that allow users to perform specific tasks. These programs are commonly referred to as "apps," and are usually completely self-contained and commercially produced.
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  • What is an .EMF file extension?

    Q: What is an .EMF file extension?

    A: EMF stands for "enhanced metafile," or an enhanced windows metafile. A file with the .EMF file extension is used by the Windows operating system when printing a file.
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  • When was Photoshop invented?

    Q: When was Photoshop invented?

    A: The raster graphics editing software Photoshop, currently produced by Adobe Systems, was originally created in 1988 by brothers John and Thomas Knoll. The first retail version of Photoshop was released exclusively for Apple Macintosh computers in 1990.
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  • What is computer sabotage?

    Q: What is computer sabotage?

    A: Computer sabotage involves deliberate attacks intended to disable computers or networks for the purpose of disrupting commerce, education and recreation for personal gain, committing espionage, or facilitating criminal conspiracies, such as drug and human trafficking. According to the Federal Bureau of Investigation, computer sabotage costs billions of dollars in legal fees to recover damages such as identity theft and to repair vital infrastructure that serves hospitals, banks and 911 services.
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  • What are the main features of Microsoft Word?

    Q: What are the main features of Microsoft Word?

    A: The main features of Microsoft Word include the ability to arrange manually entered or digitally copied text and images into a digital document. Words, sentences and paragraphs are easily inserted, deleted and altered through the word processing program's user interface.
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  • What is a garden planning software?

    Q: What is a garden planning software?

    A: Garden planning software programs, like the ones offered by Gro-O, Better Homes and Gardens, and Growing Interactive, are designed to optimize space and provide information on how to plant specific types of plants. The software may also offer features that promote healthy soil by saving information from previous years to ensure crops are rotated properly.
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  • What are some examples of shareware?

    Q: What are some examples of shareware?

    A: Shareware software is available to download and share with colleagues for free. Payment is required when a user wants to keep a program after the free trial period expires.
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  • What is the purpose of a firewall?

    Q: What is the purpose of a firewall?

    A: Firewall software is commonly installed on computers in order to monitor incoming and outgoing packet requests and to block any that may be from an untrustworthy source. Firewalls and antivirus programs are the two most basic forms of computer protection.
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  • What are the types of database software?

    Q: What are the types of database software?

    A: The different types of databases include desktop, Web enabled and server. The type of database a person or company needs ultimately depends on size requirements.
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  • What are the similarities between a typewriter and a word processor?

    Q: What are the similarities between a typewriter and a word processor?

    A: Both typewriters and word processors create texts with characteristics of print (as opposed to handwriting). They also share some mechanics for doing so, such as a similar keyboard with "return" and "enter" keys, shift keys, a space bar and, ultimately, some error correction.
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  • When using a database, what is a field?

    Q: When using a database, what is a field?

    A: In a database, the field is the smallest source of input for users to enter data. For example, a field in a database may ask for a company's name, tax identification number or income. A group of many fields is called a record, and a field in a spreadsheet is known as a cell.
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  • What software is used to remix a song?

    Q: What software is used to remix a song?

    A: Many music-remixing programs are available, but some of the most popular include Mixxx, Kramixer and Ultramixer 2. All these programs offer many features and allow users to remix music files from their computers.
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  • What are the advantages of Microsoft Word?

    Q: What are the advantages of Microsoft Word?

    A: There are many different advantages to using Microsoft Word as your word processor such as ease of use, and popularity. Additional advantages include customer support, number of features and familiarity.
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