Exam 3: Hardware: Input, Processing, and Output Devices

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Large, bulky tape drives have been replaced with much smaller tape cartridge devices measuring a few millimetres in diameter that take up much less floor space and allow hundreds of tape cartridges to be stored in a small area.

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What is grid computing and how does it work?

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Grid computing is the use of a collection of computers, often owned by many people or organizations, to work in a coordinated manner to solve a common problem.Key to the success of grid computing is a central server that acts as a grid leader and traffic monitor.This controlling computer divides the computing task into subtasks and assigns the work to computers on the grid that have (at least temporarily) surplus processing power.The central server also monitors the processing, and if a member of the grid fails to complete a subtask, it will restart or reassign the task.When all the tasks are completed, the controlling server combines the results and advances to the next task until the whole job is completed.

Which technology provides a fast and high volume of storage to large organizations??

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The _________________________ is a special-purpose, high-speed network that provides high-speed connectivity among data storage devices and computers over a network.

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What type of flat display uses liquid crystals to form characters and graphic images on a backlit screen?

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What is another name for secondary storage?

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The digital media equivalent of a conventional printed book is called a(n) ____________________.

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Computers need to store larger amounts of data and instructions more permanently than main memory allows.Secondary storage serves this purpose.

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The clock speed for personal computers is in the multiple ____________________, or billions of cycles per second, range.

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What single-user, nonportable computer is designed to perform engineering, CAD, and software development work?

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RAID is a method of storing data so that it can be accessed more quickly.

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____________________ is a method of storing data so that if a hard drive fails, the lost data on that drive can be rebuilt.

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What type of display monitor uses the least amount of power?

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Your organization is expanding its operations and would like to become socially responsible with respect to the environment.What type of computing would you implement?

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One of the advantages of handheld computers is that they require little power relative to their size.

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____________________ is the component of the computer that rapidly provides data and instructions to the CPU.

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A DVD can hold at least six times as much data as a CD disk.

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MICR is a technology from the 1950s still used to speed the processing of cheques.

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Support for green computing is emerging as a new business strategy for computer manufacturers to distinguish themselves from the competition.

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When making ____________________ decisions, the overriding consideration of a business should be how hardware can support the objectives of the information system and the goals of the organization.

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