Q. What does the term 'multitasking' refer to in operating systems? (2022)
A.
Running multiple applications simultaneously
B.
Using multiple operating systems on one computer
C.
Managing multiple user accounts
D.
Performing multiple tasks in a single application
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Solution
Multitasking refers to the ability of an operating system to run multiple applications simultaneously.
Correct Answer:
A
— Running multiple applications simultaneously
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Q. What does the term 'opportunity cost' refer to? (2022)
A.
The cost of production
B.
The cost of the next best alternative foregone
C.
The total cost of all alternatives
D.
The cost of resources
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Solution
Opportunity cost refers to the cost of the next best alternative that is foregone when making a decision.
Correct Answer:
B
— The cost of the next best alternative foregone
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Q. What does the term 'paradigm shift' imply in the context of the passage? (2023)
A.
a minor change
B.
a complete transformation
C.
a temporary trend
D.
an outdated concept
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Solution
A 'paradigm shift' refers to a fundamental change in approach or underlying assumptions, indicating a significant transformation discussed in the passage.
Correct Answer:
B
— a complete transformation
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Q. What does the term 'paradigm shift' refer to in the context of the passage?
A.
A minor change in methodology
B.
A complete change in the underlying assumptions
C.
An increase in research funding
D.
A temporary trend in scientific research
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Solution
In the context of the passage, 'paradigm shift' refers to a complete change in the underlying assumptions of a scientific field.
Correct Answer:
B
— A complete change in the underlying assumptions
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Q. What does the term 'quintessential' imply in the passage?
A.
the least important
B.
the most typical example
C.
the most complex
D.
the most unusual
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Solution
'Quintessential' refers to the most perfect or typical example of a quality or class.
Correct Answer:
B
— the most typical example
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Q. What does the term 'resource allocation efficiency' imply? (2023)
A.
Resources are allocated based on historical data.
B.
Resources are used in a way that maximizes total output.
C.
Resources are distributed equally among all users.
D.
Resources are allocated randomly.
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Solution
Resource allocation efficiency implies that resources are used in a way that maximizes total output, making option 1 the correct choice.
Correct Answer:
B
— Resources are used in a way that maximizes total output.
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Q. What does the term 'resource allocation model' typically refer to? (2023)
A.
A theoretical framework for understanding resource distribution
B.
A software tool for managing project timelines
C.
A method for calculating employee salaries
D.
A guideline for ethical resource use
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Solution
A resource allocation model typically refers to a theoretical framework for understanding how resources can be distributed effectively among competing needs.
Correct Answer:
A
— A theoretical framework for understanding resource distribution
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Q. What does the term 'resource allocation strategy' refer to? (2023)
A.
A plan for distributing resources to achieve specific goals.
B.
A method for increasing resource production.
C.
A technique for measuring resource efficiency.
D.
A guideline for resource conservation.
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Solution
A resource allocation strategy is a plan for distributing resources to achieve specific goals, making option 0 the correct answer.
Correct Answer:
A
— A plan for distributing resources to achieve specific goals.
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Q. What does the term 'slope' in a linear equation represent?
A.
The steepness of the line.
B.
The y-intercept of the line.
C.
The x-intercept of the line.
D.
The distance from the origin.
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Solution
The slope indicates how steep the line is, representing the rate of change of y with respect to x.
Correct Answer:
A
— The steepness of the line.
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Q. What does the term 'slope' refer to in the context of linear equations?
A.
The steepness of the line.
B.
The y-intercept of the line.
C.
The x-intercept of the line.
D.
The distance from the origin.
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Solution
The slope of a line indicates its steepness and direction.
Correct Answer:
A
— The steepness of the line.
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Q. What does the term 'surface tension' refer to?
A.
Force per unit area
B.
Energy required to increase surface area
C.
Weight of a fluid
D.
Density of a liquid
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Solution
Surface tension is the energy required to increase the surface area of a liquid due to intermolecular forces.
Correct Answer:
B
— Energy required to increase surface area
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Q. What does the term 'sustainable practices' refer to in the passage? (2023)
A.
Methods that deplete natural resources.
B.
Practices that ensure long-term ecological balance.
C.
Short-term solutions to environmental issues.
D.
Innovations that prioritize profit over the environment.
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Solution
The passage defines 'sustainable practices' as those that ensure long-term ecological balance, making option 2 the correct interpretation.
Correct Answer:
B
— Practices that ensure long-term ecological balance.
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Q. What does the term 'sustainable' imply in the context of environmental practices? (2023)
A.
Practices that are economically viable.
B.
Practices that can be maintained without depleting resources.
C.
Practices that are only beneficial in the short term.
D.
Practices that require advanced technology.
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Solution
In environmental contexts, 'sustainable' refers to practices that can be maintained over time without depleting natural resources, making option 2 the correct interpretation.
Correct Answer:
B
— Practices that can be maintained without depleting resources.
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Q. What does the term 'sustainable' imply in the context of the passage?
A.
Long-lasting and environmentally friendly.
B.
Temporary and cost-effective.
C.
Innovative and technologically advanced.
D.
Traditional and outdated.
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Solution
In environmental discussions, 'sustainable' typically refers to practices that are both enduring and beneficial to the environment.
Correct Answer:
A
— Long-lasting and environmentally friendly.
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Q. What does the vertex of a parabola represent in the context of a quadratic function?
A.
The maximum or minimum point of the function.
B.
The x-intercept of the function.
C.
The y-intercept of the function.
D.
The point where the function is undefined.
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Solution
The vertex of a parabola represents the maximum or minimum point of the quadratic function, depending on the direction it opens.
Correct Answer:
A
— The maximum or minimum point of the function.
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Q. What does the word 'benevolent' mean? (2021)
A.
Kind and generous
B.
Evil and malicious
C.
Indifferent
D.
Selfish
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Solution
'Benevolent' refers to someone who is kind and generous.
Correct Answer:
A
— Kind and generous
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Q. What does the word 'catalyst' imply in the context of the passage?
A.
a hindrance
B.
a facilitator
C.
an observer
D.
a bystander
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Solution
A 'catalyst' refers to something that speeds up or facilitates a process, indicating a facilitator.
Correct Answer:
B
— a facilitator
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Q. What does the word 'meticulous' mean?
A.
Careless
B.
Detailed
C.
Quick
D.
Rough
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Solution
'Meticulous' means showing great attention to detail, making 'Detailed' the correct meaning.
Correct Answer:
B
— Detailed
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Q. What effect do gibberellins have on seed germination? (2020)
A.
Inhibit germination
B.
Promote germination
C.
No effect
D.
Delay germination
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Solution
Gibberellins promote seed germination by breaking dormancy and stimulating the growth of the embryo.
Correct Answer:
B
— Promote germination
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Q. What effect does adding salt to water have on its viscosity?
A.
Increases viscosity
B.
Decreases viscosity
C.
No effect
D.
Varies with concentration
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Solution
Adding salt to water generally increases its viscosity.
Correct Answer:
A
— Increases viscosity
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Q. What effect does increasing temperature have on the Gibbs Free Energy of an endothermic reaction?
A.
ΔG increases.
B.
ΔG decreases.
C.
ΔG remains constant.
D.
ΔG becomes zero.
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Solution
For an endothermic reaction, increasing temperature generally decreases ΔG, making the reaction more favorable.
Correct Answer:
B
— ΔG decreases.
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Q. What effect does increasing temperature have on the rate of a chemical reaction? (2023)
A.
Decreases the rate
B.
Increases the rate
C.
No effect
D.
Depends on the reaction
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Solution
Increasing temperature generally increases the rate of a chemical reaction due to higher kinetic energy.
Correct Answer:
B
— Increases the rate
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Q. What effect does increasing the concentration of a reactant have on the rate of a first-order reaction?
A.
Increases the rate
B.
Decreases the rate
C.
No effect
D.
Rate becomes zero
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Solution
Increasing the concentration of a reactant in a first-order reaction increases the rate of the reaction.
Correct Answer:
A
— Increases the rate
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Q. What enzyme is responsible for the digestion of carbohydrates in the mouth? (2020)
A.
Pepsin
B.
Amylase
C.
Lipase
D.
Trypsin
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Solution
Salivary amylase is the enzyme that begins the digestion of carbohydrates in the mouth.
Correct Answer:
B
— Amylase
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Q. What feature in Excel allows you to automatically fill a series of cells? (2023)
A.
AutoFill
B.
Fill Handle
C.
Series Fill
D.
Cell Fill
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Solution
The Fill Handle is a feature in Excel that allows you to automatically fill a series of cells.
Correct Answer:
B
— Fill Handle
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Q. What fraction of the total sales does Product B represent in the pie chart?
A.
1/4
B.
1/3
C.
1/2
D.
1/5
Show solution
Solution
Product B represents 1/4 of the total sales in the pie chart.
Correct Answer:
A
— 1/4
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Q. What fraction of the total sales does Product D represent in the pie chart?
A.
1/4
B.
1/3
C.
1/2
D.
1/5
Show solution
Solution
Product D represents 1/4 of the total sales as shown in the pie chart.
Correct Answer:
A
— 1/4
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Q. What happens during telophase of mitosis? (2019)
A.
Chromosomes condense
B.
Nuclear envelope re-forms
C.
Spindle fibers disappear
D.
Both B and C
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Solution
During telophase, the nuclear envelope re-forms around the separated chromosomes, and spindle fibers disappear.
Correct Answer:
D
— Both B and C
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Q. What happens to a paper with a circular cut-out when it is folded in half? (2021)
A.
Circle
B.
Ellipse
C.
Two circles
D.
No shape
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Solution
Folding the paper will create two halves of the circular cut-out.
Correct Answer:
C
— Two circles
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Q. What happens to the acceleration of an object if the net force acting on it is doubled while its mass remains constant?
A.
It doubles
B.
It halves
C.
It remains the same
D.
It quadruples
Show solution
Solution
According to F = ma, if the force is doubled, the acceleration also doubles.
Correct Answer:
A
— It doubles
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