How many peripheral devices can you connect with a USB port?
D. up to 127
Which of the following are capable of processing many trillions of instructions in a single second?
A. supercomputers
Short text messages sent via a text message service are typically fewer than how many characters?
D. 300
Which of the following is NOT a likely complaint of someone who spends his or her workday using the computer?
B. high blood pressure
If a POS terminal is able to update inventory at geographically separate locations, what is the term for this ability?
C. internet capable
Which of the following occurs when the incoming electrical supply or voltage increases, often defined as more than five percent, above the normal volts?
D. undervoltge
What is the term for the picture/video message service available on smartphones and other mobile devices?
D. MMS
What is the term for the smallest element in an electronic image?
D. pixel
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?
A. stylus
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?
D. mainframes
The video clips that users of video message services send are typically how long?
B. 30 seconds
Which of the following are capable of processing many trillions of instructions in a single second?
B. supercomputers
Which of the following protects against electrical power variations?
C. surge protector
Which of the following is NOT a type of kiosk?
B. media
Which of the following is a device that plugs in a USB port on the computer or mobile device and contains multiple USB ports?
A. USB hub
Which of the following is the practice of sharing computing resources, such as servers, like those in the accompanying figure?
A. virtualization
Which of the following are small speakers that rest inside each ear canal?
D. earbuds
What percent of e-waste is recycled?
B. 20
Which of the following are the fastest, most powerful computers — and the most expensive?
B. supercomputers
If a POS terminal is able to update inventory at geographically separate locations, what is the term for this ability?
A. internet capable
Which of the following is NOT a likely complaint of someone who spends his or her workday using the computer?
D. high blood pressure
Which of the following is an example of an operating system?
B. Windows
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?
D. mainframes
Which of the following is NOT a type of kiosk?
A. media
Which of the following is not a determinant of the category in which a computer best fits?
B. resolution
Which of the following exists in the form of a single circuit board?
B. blade server
Which of the following companies does not manufacture computers that use the Windows operating system?
B. Apple
Which of the following kinds of UPS runs off a battery?
D. online UPS
Which of the following cameras is a high-end digital camera that has interchangeable lenses and uses a mirror to display on its screen an exact replica of the image to be photographed?
a.convertible
b.SLR
c.MMS
d.point-and-shoot
b. SLR
Which of the following is housed in a bay within a metal frame?
C. rack server
What is another name for a standby UPS?
C. offline UPS
What is the electronic component that interprets and carries out the basic instructions that operate the computer?
D. processor
Which of the following is an external device that provides connections to peripheral devices through ports built into the device?
A. port replicator
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?
B. mainframes
What is the term for the technology that allows users to view message details such as the length of calls, for example?
B. visual voice mail
Which of the following is not a part of a server like the one in the accompanying figure?
C. bundled software
Which design of tablet, as shown on the right in the accompanying figure, has an attached keyboard?
C. convertible tablet
Which of the following is the process of initiating contact between two Bluetooth devices and allowing them to communicate with each other?
A. pairing
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?
C. CSC
Which of the following is a portable, personal computer designed to fit on your lap?
D. notebook
Which kind of keyboard projects an image of a keyboard on a flat surface?
C. virtual
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?
D. cloud
Which of the following is a network of several servers, like those in the accompanying figure, together in a single location?
C. server farm
It is estimated by one publisher that, on average, libraries replace a print book after how many checkouts?
A. 26
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?
A. point-and-shoot
Which of the following refers to the case that contains and protects the motherboard?
D. system unit
Which of the following is an example of a mobile device?
A. smartphones
What is the term for an ultrathin laptop (like the one shown in the accompanying figure) that uses the Windows operating system?
C. ultrabook
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?
C. gamepad
Which of the following are small and have limited hardware because they are components in larger products?
B. embedded computers
Which of the following types of computers targets a specific audience and offers high-quality audio, video, and graphics with optimal performance for sophisticated single-user and networked or Internet multiplayer games?
A. gaming desktop
Which of the following is built into an upright cabinet that stands alone?
B. tower server
Which of the following is a special-purpose computer that functions as a component in a larger product?
