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RAM is different from ROM in that RAM is:
a. nonvolatile
b. secondary memory
c. volatile
d. removable
C. Volatile
A smartphone is a computer system really not much different than a desktop
computer, only a lot smaller. Which of the following would you NOT find inside a
smartphone?
a. RAM
b. CPU
c. Hard disk drive
D. Screen
c. Hard disk drive
How many bits are in one megabyte?
a. One million
b. Eight million
c. One billion
d. Eight billion
b. eight million
In class, we discussed the speed of computers. Usually the faster the clock runs
the faster the computer operates. Which of the following is an example of a clock
speed?
a. 4 Gigabyte
b. 2.5 Gigahertz
c. 7200 rpm
d. 10 Megabits
b. 2.5 Gigahertz
The textbook lists five generations of computer hardware. Which of the following
is the one found in the classroom PCs and our smartphones (hint - 4th gen)?
a. Parallel and optical
b. VLSI - very large scale integration
c. Transistors
d. Vacuum tubes
B. VLSI - very large scale integration
If you copy the formula =A2+A3 from cell B10 to B11, the formula in B11 will be
which of the following?
a. None of those listed
b. =A3+A4
,c. =B2+B3
d. =A2+A3
b. =A3+A4
You need to add up all the values in cells C5, C6, C7, C8, C9, C10 and C11. Which
of the following is the correct formula in Excel?
a. =sum(C5:C11)
b. none of those listed
c. =sum(C5,C11)
d. =sum(C5+C6+C7+C9+C10+C11)
a. =sum(C5:C11)
Which of the following is one of the forces of the Five Forces Model identified by
Michael Porter (read them carefully)?
a. Intraindustry competition
b. Interindustry competition
c. Barriers to entry
d. Threat of buyers
a. Intraindustry competition
In an analyzation of the auto industry in the US using Porter's Five Forces
(including the level of competition within the industry) riding a bicycle, taking
public transportation and walking are examples of items that appear in which
ONE of the five forces?
a. Threat of New Entrants
b. Bargaining Power of the Buyer
c. Threat of Substitutes
d. Bargaining Power of the Supplier
c. Threat of Substitutes
There are two different types of memory devices, primary (also called main or
internal) and secondary (also called external). Disk drives and thumb drives are
examples of _____.
a. Arithmetic units
b. ROM
c. Secondary memory
d. Primary memory
c. Secondary memory
Which of the following is NOT an example of an output device?
a. A cathode ray tube
b. An inkjet printer
c. A camera
d. Speakers
c. A camera
Which of the following are NOT true about a screen with 1920x1080 resolution?
a. Each of the 1920 times 1080 = 2,073,600 pixels on the screen are individually
addressable
b. It is referred to as a 4K device
c. There are 1920 pixels horizontally
d. The color and intensity of each pixel can be individually controlled
, b.It is referred to as a 4K device
Word and Facebook are examples of which of the following types of software?
a. user
b. application
c. system
d. control
b. application
_____ improves database efficiency by eliminating redundant data and ensuring
that only related data is stored in a table.
a. Normalization
b. Triangulation
c. Encapsulation
d. Fragmentation
a. Normalization
Which of the following best defines an operating system? Read the answers
carefully, two look very similar, but quite different.
a. It is the main circuit board containing connectors for attaching additional
boards.
b. It is a set of programs for controlling and managing computer hardware and
software.
c. It is a computer and all the software for managing network resources and
offering services to a network.
d. It is a collection of disk drives used for fault tolerance, typically in large
network systems.
b. It is a set of programs for controlling and managing computer hardware and software.
Which of the following is not one of the functions provided by the operating
system of a computer?
a. word processing
b. communications
c. resource allocation
d. data management
a. word processing
Choose the wrong answer:
a. The third generation of computers are identified by miniaturization.
b. The fourth generation of computers are identified by VLSI, personal computers,
and optical discs.
c. The second generation of computers are identified by transistors.
d. The first generation of computers are identified by vacuum tube.
a. The third generation of computers are identified by miniaturization.
In HTML there is an <i> ....... </i> instruction. When the web browser displays the
text between the <i> and </i> how will the text appear on the display?
a. italics
b. inverted
c.indented
d. indexed for search engines
a. italics