#CIS 512 Midterm Exam – 30/30 Correct Answers

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 Description:

 In graphics, a ____ is a line segment with a specific angle and length in relation to a point of origin.

 ____ is a technique that reduces the number of bits used to encode data, such as a file or a stream of video images transmitted across the Internet.

 The ____ discipline includes activities that verify correct functioning of infrastructure and application software components and ensure that they satisfy system requirements.

 A single sector usually holds ____ bytes.

 Managers of _____ collections of information systems and supporting infrastructure must contend with a great deal of technical complexity.

 A disk with many program and data files scattered on it is said to be ____.

 A(n) ____ detects specific patterns of bars or boxes.

 A ____ storage device stores and retrieves data items in a linear, or sequential, order.

 The ____ governs the format, content, and timing of data, memory addresses, and control messages sent across the bus.

 Memory devices comprised of semiconductors and other forms of RAM with long-term or permanent data retention are generically known as ____.

 The ____ is a digital circuit that generates timing pulses, or signals, and transmits the pulses to other devices in the computer.

 A(n) ____ instruction generates the result true if both of its data inputs are true.

 The upper 128 entries in Latin-1 are sometimes called ____.

 When manipulating single-precision floating-point numbers, CPU performance is measured in ____.

 Bar-code readers use ____that sweep a narrow beam back and forth across the bar code.

 Silicon and germanium are basic elements with resistance characteristics that can be controlled or enhanced with chemicals called ____.

 Modern ____ displays achieve high-quality color display with organic compounds.

 In a CD, flat areas in the reflective layer that represent bit values are called “____.”

 Many ____ create application software for specific processing needs

 ____ Web sites are oriented toward sales, but they usually contain detailed information on specific products or links to other Web sites.

 A(n) ____ accepts a continuous electrical signal representing sound (such as microphone input), samples it at regular intervals, and outputs a stream of bits representing the samples.

 With ____ compression, data inputs that are compressed and then decompressed are different from, but still similar to, the original input.

 A(n) ____ is an enclosed glass vacuum tube with an electron gun in the rear that generates a stream of electrons focused in a narrow beam toward the tube’s front surface.

 The assignment of numeric codes to characters follows a specific order called a(n) ____.

 In the United States, resolution is generally stated in ____.

 A(n) ____ is a stored set of instructions for responding to a specific request, much as you might look up a recipe to prepare a particular dish.

 A ____ is a set of computing resources with front-end interfaces and back-end resources.

 Pointing devices can be used to enter drawings into a computer system or control the position of a(n) ____ on a display device.

 A(n) ____ is a whole number—a value that doesn’t have a fractional part.

 The term ____ can describe computers as small as microcomputers and as large as supercomputers.