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Exam 10: Understanding Computer Hardware and Software: From CPUs to Operating Systems

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Question 61

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Spyware can remove software that is no longer needed.

A) True
B) False

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Question 62

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A personal computer is a computer that is operated by a single user who can customize the functions to match personal preferences.

A) True
B) False

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Question 63

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Define the relationship between operating system software and utility software.

A hard drive is a secondary storage medium that uses several rigid disks coated with a magnetically sensitive material and housed together with the recording heads in a hermetically sealed mechanism.

Memory cards contain high-capacity storage that holds data such as captured images,music,or text files.

Describe the eight categories of computers by size.

What is similar to a desktop but has more powerful mathematical and graphics processing capabilities and can perform more complicated tasks in less time?

Random access memory (RAM)is the computer's primary working memory,in which program instructions and data are stored so that they can be accessed directly by the CPU via the processor's high-speed external data bus.

What is the computer's main memory,which consists of the random access memory (RAM) ,cache memory,and read-only memory (ROM) that is directly accessible to the CPU?

What is the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together?

What is a computer has a flat screen that uses a mouse or fingertip for input instead of a keyboard?

A mainframe computer is designed to meet the computing needs of hundreds of people in a large business environment.Mainframe computers are a step up in size,power,capability,and cost from minicomputers.

A tablet computer has a flat screen that uses a mouse or fingertip for input instead of a keyboard.Similar to PDAs,tablet PCs use a writing pen or stylus to write notes on the screen and touch the screen to perform functions such as clicking on a link while visiting a website.

What is a CPU?

What refers to a device's ability to function with or without power?

Which licenses specialty software paid for on a license basis or per-use basis or usage-based licensing?

A workstation is a cellular telephone with a keypad that runs programs,music,photos,email,and includes many features of a PDA.

A tablet is a pen-based computer that provides the screen capabilities of a PDA with the functional capabilities of a laptop or desktop computer.

The arithmetic-logic unit includes instructions and literally tells the other hardware devices what to do,based on the software instructions.

What is a cellular telephone with a keypad that runs programs,music,photos,email,and includes many features of a PDA?