QTHTTT_Giữa kỳ 03

____ is a program concerned with the efficient and environmentally responsible design, manufacture, operation, and disposal of IS-related products.

• a. Grid computing
• b. Cloud computing
• c. Green computing
• d. Utility computing

_____ is a storage technology that is primarily used only for backups.

• a. Magnetic tape
• b. Cache memory
• c. Magnetic disk
• d. Compact disc

_____ are used in standardized tests, including the SAT and GMAT tests, and to record votes in elections.

• a. Optical mark recognition (OMR) systems
• b. Magnetic Ink Character Recognition (MICR) devices
• c. Speech recognition devices
• d. Optical character recognition (OCR) systems

_____ are the most powerful computers with the fastest processing speed and highest performance.

• a. Blade servers
• b. Workstations
• c. Mainframe computers
• d. Supercomputers

Which of the following types of credit cards is currently diminishing in popularity and being replaced by the other three types?

• a. magnetic stripe
• b. smart card
• c. contactless payment card
• d. chip card

A type of memory whose contents are not lost if the power is turned off or interrupted is said to be _____.

• a. nonadjacent
• b. inaccessible
• c. unarbitrary
• d. nonvolatile

A _____ is a computer employed by many users to perform a specific task, such as running network or Internet applications.

• a. register
• b. cache
• c. server
• d. bus

A _____ is a low-cost, centrally managed computer with no internal or external attached drives for data storage with limited capabilities.

• a. workstation
• b. nettop computer
• c. cloud computer
• d. thin client

When choosing from various types of flat panel display, choose _______ for low power consumption.

• a. organic LED
• b. plasma
• c. liquid crystal display (LCD)
• d. light-emitting diode (LED)

_____ is used to temporarily hold small units of program instructions and data immediately before, during, and after execution by the central processing unit (CPU).

• a. The control unit
• b. A register
• c. Main memory
• d. The motherboard