CGS Ch3: Computer Science Flashcards

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question
Which of the following is not a determinant of the category in which a computer best fits?
answer
resolution
question
If a POS terminal is able to update inventory at geographically separate locations, what is the term for this ability?
answer
internet capable
question
Which of the following are large, expensive, powerful computers that can handle hundreds or thousands of connected users simultaneously and store tremendous amounts of data, instructions, and information?
answer
mainframes
question
Which of the following are small and have limited hardware because they are components in larger products?
answer
embedded computers
question
Short text messages sent via a text message service are typically fewer than how many characters?
answer
300
question
Which of the following is a special-purpose computer that functions as a component in a larger product?
answer
embedded computer
question
Which of the following terms includes speakers, webcams, and printers as examples?
answer
peripherals
question
What is the term for the smallest element in an electronic image?
answer
pixel
question
Which of the following companies does not manufacture computers that use the Windows operating system?
answer
Apple
question
What percent of e-waste is recycled?
answer
20
question
What is the electronic component that interprets and carries out the basic instructions that operate the computer?
answer
processor
question
Which of the following is the practice of sharing computing resources, such as servers, like those in the accompanying figure?
answer
virtualization
question
Which of the following is an example of a mobile device?
answer
smartphones
question
Which of the following is an external device that provides connections to peripheral devices through ports built into the device?
answer
port replicator
question
Which of the following is a portable, personal computer designed to fit on your lap?
answer
notebook
question
Which of the following is a network of several servers, like those in the accompanying figure, together in a single location?
answer
server farm
question
Which of the following is housed in a bay within a metal frame?
answer
rack server
question
Which of the following occurs when the electrical supply or voltage drops, often defined as more than five percent below the normal volts?
answer
undervoltage
question
Which of the following is NOT a likely complaint of someone who spends his or her workday using the computer?
answer
high blood pressure
question
Which of the following is held with both hands and controls the movement and actions of players or objects in video games or computer games?
answer
gamepad
question
Which of the following exists in the form of a single circuit board?
answer
blade server
question
Which of the following is the process of initiating contact between two Bluetooth devices and allowing them to communicate with each other?
answer
pairing
question
How many peripheral devices can you connect with a USB port?
answer
up to 127
question
It is estimated by one publisher that, on average, libraries replace a print book after how many checkouts?
answer
26
question
Which of the following is an affordable and lightweight digital camera with lenses built into it and a screen that displays an approximation of the image to be photographed?
answer
point-and-shoot
question
Which of the following is an alternative to the use of your finger to enter data on a tablet like the one shown in the accompanying figure? (Tablet)
answer
stylus
question
Which of the following kinds of computing refers to an environment of servers that house and provide access to resources users access through the Internet?
answer
cloud
question
Which of the following is the term for unsolicited mail messages?
answer
spam
question
Which kind of keyboard projects an image of a keyboard on a flat surface?
answer
virtual
question
Which of the following is a four- or five-digit number assigned to a specific content or mobile service provider, for example, to vote for a television program contestant or donate to a charity?
answer
CSC
question
Which of the following is built into an upright cabinet that stands alone?
answer
tower server
question
Which of the following refers to the case that contains and protects the motherboard?
answer
system unit
question
What is the term for the technology that allows users to view message details such as the length of calls, for example?
answer
visual voice mail
question
Which of the following are small speakers that rest inside each ear canal?
answer
earbuds
question
Which of the following protects against electrical power variations?
answer
surge protector
question
Which of the following do most major corporations use for business activities like billing millions of customers, preparing payroll for thousands of employees, and managing millions of items in inventory?
answer
mainframes
question
What is the term for the picture/video message service available on smartphones and other mobile devices?
answer
MMS
question
Which of the following are capable of processing many trillions of instructions in a single second?
answer
super computers
question
Which of the following kinds of UPS runs off a battery?
answer
online UPS
question
Which of the following is an example of an operating system?
answer
Windows
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