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DTS Semester II Review
DTS Semester II Review
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Answers
1
What is the error that should be fixed in the following code:
double money = 30;
It should be an int instead of a double
money is an improper variable name.
It should be 30.0 instead of 30.
There is no error.
2
Current that flows in only one direction is called ___________ current.
alternating
series
direct
parallel
3
When you are dropped off at school, you are making use of ___________ Technology.
Transportation
Manufacturing
Medical
Energy and Power
4
Tech Transfer is when a user applies a(n) ____________ innovation in a __________ function.
existing, different
different, existing
digital, analog
analog, digital
5
How long is the life of a patent?
Life of the holder + 70 years
95 years
Life of the holder
20 years
6
What age of technology are we
currently
living in?
Information Age
International Age
Industrial Age
Internet Age
7
array.length() is equal to the number of elements in the array.
True
False
8
Ω is the symbol for what?
amp
volt
electricity
ohm
9
Einstein's famous Law of Relativity is patentable.
False, laws of the universe are unpatentable
False, scientific theories are unpatentable
False, Einstein's discovery was not sufficiently novel
True
10
When you type on your computer, you are engaging in ______________ communication.
human to human
human to machine
machine to machine
machine to human
11
Adenine, thymine, guanine, and cytosine are the four what?
DNA acids
DNA proteins
DNA bases
DNA carbohydrates
12
Manipulating DNA is an example of which Major Enterprise?
Medical
Construction
Agricultural/Biotech
Manufacturing
13
How many major ages of technology are there?
5
8
7
6
14
A vase falling from a high shelf is said to possess ____________.
potential energy
gravitational energy
mechanical energy
kinetic energy
15
Bronze is made by combining what two things?
Copper and Steel
Copper and Iron
Copper and Tin
Copper and Silver
16
What was the first example of air pollution humans probably experienced?
Fire in poorly ventilated caves
Roasting wild animals
Smoke from ancient warfare
Using lead for pottery
17
_______ occurs when the ends of an object are pulled away from its center.
Tension
Torsion
Bending
Stress
18
When components are manufactured elsewhere and assembled on site, it is known as _____.
Pre-Constructed Technique
Pre-Built Construction
None of these
Pre-fabricated Construction
19
Energy cannot be created or destroyed.
True
False
20
Which of these is a proper construction of an array?
array [] numArray = new array [10];
int [] numArray = new int[10];
int [] numArray = new array [10];
array [] numArray = new int[10];
21
Ohm's Law can be represented by what mathematical formula?
V = I*R
V = R/I
All of these
V = I/R
22
When ideas, knowledge, or skills are shared within a technology, it is known as what?
Technological Innovation
Technology Transfer
Technology Dispersal
Technology Sharing
23
Books, paintings, movies, music, and art are all protected using a(n) ____________.
Patent
Intellectual Property
Copyright
Invention
24
What is the output of this code?
ArrayIndexOutOfBounds Exception
The answer is: 2
The answer is: 3
The answer is: 1
25
Which of the following is NOT a major age of technology?
Middle Age
Iron Age
Stone Age
Bronze Age
26
Electricity is the movement of ___________ from one atom to another.
protons
all of these
electrons
neutrons
27
Ohm's Law demonstrates the relationship between all of the following EXCEPT what?
current
voltage
resistance
pressure
28
Which of these is a technological process for processing natural materials?
Mechanical Processing
Materials Processing
Electrical Processing
Heat Processing
29
Which of these is NOT a thing ICT systems are used for?
None of these
Manage
Control
Inform
30
_______ is a twisting force.
Torsion
Tension
Stress
Bending
31
Array indices begin at ________.
1
i
0
array.length()
32
_______ come from living things; when they are used, they can be replaced.
Renewable Resources
Revived Resources
Regrowth Resources
Reusable Resources
33
Coal, oil, and natural gas are all examples of what source of electricity?
Fossil Fuels
Renewable Energy
All of these
Nuclear Power
34
If the current is 6 amps and the resistance is 6 ohms, what is the voltage?
36 volts
12 volts
1 volt
6 volts
35
A vase sitting on a high shelf is said to possess ____________.
mechanical energy
kinetic energy
gravitational energy
potential energy
36
What is the output of this code?
The answer is: 7
ArrayIndexOutOfBounds Exception
The answer is: 3,2,4,5,3,6,7
The answer is: 30
37
Something is considered "Janus-faced" when ________.
it is a biotechnological enterprise
it is rooted in ancient customs
it has two contrasting sides
it can be manipulated
38
Most technological developments have been __________________.
Reactionary
Contrary
Revolutionary
Evolutionary
39
Eli Whitney is generally credited with the development of what standard of manufacturing?
Mechanization
Assembly Line Production
Automation
Interchangeable Parts
40
A resistance of 30 ohms is placed in a circuit with a 90 volt battery. What is the current?
3 amps
30 amps
2700 amps
60 amps
41
char [ ] dna = {'A','T','C','C','G'}; is an example of an array being created in what way?
With an initializer list
With a pre-known list
With a value list
With a syntax error
42
An array is known as a ___________ variable.
dynamic
collection
primitive
object
43
There are _________ Major Enterprises of the Designed World.
10
7
12
4
44
DNA is an abbreviation for what?
Deoxyribonucleic acid
Deoxysnucleic acid
Diocitatenucleosis acid
Diethnic acid
45
If I knew I wanted to pass through an array once, which is the best type of loop to use?
for
do-while
repeat
while
46
_____________ is the exchange of thoughts, messages or information.
Dissemination
Communication
Telephone
Talking
47
Which of the following is NOT a subera of the Stone Age?
Mesolithic
None of these
Paleolithic
Neolithic
48
The term "biotechnology" was coined in 1919 by who?
Leonardo da Vinci
Thomas Edison
Janus Kinase
Karl Ereky
49
Which of these is NOT a requirement for patentability?
It must be useful
It must be novel
It must be nonobvious
It must be tangible
50
The effects of technological advancements throughout history are ___________.
very powerful, irreversible, and global
transformative, historical, and evolutionary
unyielding, unchanging, and undeniable
dynamic, fundamental, and instructive