Which of the following is an advantage of using twisted pair wires for transmission?
A) Their thin, flexible shape lets them wind easily through ceilings, walls, and cubicles.
B) They carry light pulses rather than electrical signals.
C) They are more sturdy and durable compared to optical fiber cables.
D) They offer the highest rates of data transmission.
Q. 2Which of the following is a characteristic of clearinghouses?
A) They compare goods or services and take title to the goods that they sell.
B) They provide information about e-commerce Web sites that support B2B sales.
C) They provide goods and services at a stated price and arrange for the delivery of the goods.
D) They facilitate the auction of goods and services and deliver products to the highest bidders.
Q. 3Describe regression analysis with the help of an example.
What will be an ideal response?
Q. 4Nonprofit and government agencies need additional modules for their financial systems.
Indicate whether the statement is true or false
Q. 5Which of the following is an example of volunteering with the help of an information system?
A) A volunteer uses his cell phone to translate books into Spanish while commuting to work.
B) A volunteer visits a branch of the CRY organization in his city to donate money.
C) A volunteer spends every summer teaching English in schools in Africa.
D) A volunteer donates his old clothes to an orphanage in his neighborhood.
Q. 6Mashups are applications that provide standardized interfaces to users.
Indicate whether the statement is true or false
Q. 7Which of the following transmission media is most commonly used in ordinary telephones?
A) coaxial cables
B) twisted pair wires
C) optical fiber
D) ribbon cables
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