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Exam 3: E-Business

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Question 1

Multiple Choice

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According to Moore's Law,_______________ doubles every 18 to 24 months.

A) computing power
B) computer prices
C) computer storage capacity
D) the number of functioning computers

E) A) and C)
F) B) and D)

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Question 2

Multiple Choice

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In the 1950s,_______________ were invented and quickly replaced the thousands of vacuum tubes used in electronic computers.

A) microchips
B) resistors
C) transistors
D) miniaturized circuits

E) C) and D)
F) A) and B)

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Question 3

Multiple Choice

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The new,much faster mobile phone network is termed:

Magnetic disks are common forms of secondary storage because they provide fast access and high storage capacity at a reasonable cost.

_______________ technology is a form of input technology commonly used by banks on their ATM cards.

Which of the following is not a valid storage medium?

Which of the following statements best describes a workstation computer?

_______________ computers continue to handle the information processing needs of major corporations and governmental agencies with high transaction processing volumes or complex computational problems.

The storage capacities in computer systems are frequently measured in kilobytes (KB),megabytes (MB),_______________ (GB),or terabytes (TB).

RFID chips may be attached to objects,but cannot be injected into them because it interferes with radio signal transmission.

It is predicted that in the future we will be able to back up our biological memories.

Computers today operate in the nanosecond range,which is one _______________ of a second.

Speaker independent voice recognition systems:

A binary digit,the smallest element of data,is also called a(n) :

Magnetic tape devices are frequently called direct access storage devices (DASDs),while magnetic disks are known as sequential access devices.

A special type of parallel computing that relies on complete computers connected to a network by a conventional network interface is called _______________.

One of the major trends in secondary storage has been toward massive capacities using magnetic and optical media.

Most CD-ROM disks can hold more than 600 megabytes of information.

_______________ systems include servers used in industrial process-control and manufacturing plants,and they play a major role in computer-aided manufacturing (CAM).

The most recent entry to the information appliance and PDA market,from Apple,is _____.