Ch. 3 Quiz Information Systems
_____ 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 register
Which of the following is NOT an example of a common use of a point-of-sale (POS) device?
A teller in a bank uses a POS to withdraw money for a customer.
A redundant array of independent/inexpensive disks (RAID) is a method of storing data so that data can be accessed more quickly.
False
Completing an instruction involves two phases (instruction and execution), which are each broken down into three steps in each phase.
False
Primary memory, which holds program instructions and data, is not associated with the central processing unit (CPU).
False
Solid state storage devices (SSDs) store data in hard disk drives or optical media rather than memory chips.
False
Thin client computers are a type of portable single-user computers.
False
To date, semiconductor fabricators have been able to make ICs (integrated circuits) that hold up to several million electronic components in an area the size of a fingernail.
False
When making hardware decisions, the overriding considerations of a business should be technology cost and currency.
False
_____ is a program concerned with the efficient and environmentally responsible design, manufacture, operation, and disposal of IS-related products.
Green computing
_____ is the use of a collection of computers, often owned by many people or different organizations, to work in a coordinated manner to solve a common problem.
Grid Computing
_____ are used in standardized tests, including the SAT and GMAT tests, and to record votes in elections.
Optical mark recognition (OMR) systems
Completing an instruction involves two phases—instruction and execution—which are each broken down into two steps for a total of four steps. Which of the following is NOT one of the four steps?
Process data
As the difference among computer manufacturers in the areas of price and performance narrows, support for green computing is emerging as a new business strategy for these companies to distinguish themselves from the competition.
True
Massively parallel processing systems are a form of multiprocessing that speeds processing by linking hundreds or thousands of processors to operate at the same time.
True
Secondary storage can store large amounts of data, instructions, and information more permanently than allowed with main memory.
True
The need for additional data storage capacity is one of the factors driving the growth in data centers.
True
There are a number of compact disk devices including read-only, recordable, and rewritable.
True
Virtual tape technology can decrease data access time, lower the total cost of ownership, and reduce the amount of floor space consumed by tape operations.
True
You have lots of images on your hard drive totaling 500 million bytes. A 2 Gigabyte storage device will be adequate to store those photos
True
__ ___ are used to support engineering and technical users who perform heavy mathematical computing, computer-assisted design (CAD), video editing, and other applications requiring a high-end processor.
Workstations
A _____ is a climate-and-access-controlled building or a set of buildings that houses the computer hardware that delivers an organization's data and information services.
data center
The process of converting human-readable data into machine-readable form is called _____.
data entry
The component of a computer that provides the CPU with a working storage area for program instructions and data is called the __________.
main memory
Helen is 72 years old and is a retired school teacher on a fixed income. She would like to buy a new computer so that she can communicate via email, follow friends and family on social media, and occasionally access recipes and gardening tips from the Web. An important thing to consider is that Helen has arthritis in her hands, making it difficult for her to work with small buttons and gadgets. So, of the following options, her best choice is probably a(n) ________.
nettop
Carson's supervisor has asked him to review a variety of portable computers for possible purchase for their company's employees. Which of the following should Carson NOT consider buying?
nettops
A type of memory whose contents are not lost if the power is turned off or interrupted is said to be _____.
nonvolatile
CPU clock speed is the _______________ at a predetermined rate.
number of electronic pulses created
The toughest challenge in designing a processor for a smartphone or tablet is balancing _____________.
performance and power consumption
A _____ is a computer employed by many users to perform a specific task, such as running network or Internet applications.
server
Pinterest, a visual bookmarking Website, logs more than 14 terabytes of new data each day, which means its storage needs are constantly changing. As a result, Pinterest has turned to Amazon for _______.
storage as a service
3D printing is ________.
used to make solid products