Research Aptitude MCQ collection

661. Computer database searches can be done

Correct Answer: Correct answer is: (D) All of the above.

Exam Relevance: GRE, GMAT, LSAT, MCAT

Difficulty: Easy

Concept notes: Computer database searches can be conducted through various methods, including using a computer with a CD-ROM drive, accessing databases at a library, or performing online searches.

Common Mistakes: Students might overlook the variety of methods available for conducting database searches and might think only one method is correct.

Explanations: Computer database searches can be performed using a computer with a CD-ROM drive by accessing databases stored on CDs. At the library, databases are often available through subscription services that can be accessed on library computers. Online searches can be conducted through the internet using various search engines and online databases. Therefore, all the given options are valid methods for conducting computer database searches.

Option Analysis:

Option A: A computer with a CD-ROM drive can be used to access databases stored on CDs.
Option B: Libraries often provide access to databases through subscription services on their computers.
Option C: Online searches can be conducted through the internet using various search engines and online databases.
Option D: All of the above methods are valid for conducting computer database searches.

662. The proposition about research that you do not agree is

Correct Answer: Correct answer is: (C) Research is only a personnel achievement.

Exam Relevance: GRE, MCAT, GMAT

Difficulty: Moderate

Concept notes: Research is a collaborative and societal endeavor that contributes to the collective knowledge and progress of society.

Common Mistakes: Students may mistakenly believe that research is solely an individual accomplishment, overlooking its broader societal impact.

Explanations: Research is not just a personal achievement but also a collective effort that benefits society. It contributes to social progress, improves teaching quality, and helps solve numerous problems. Therefore, the statement that research is only a personal achievement is incorrect.

Option Analysis:

Option A: Research contributes to social progress of the society. This is a valid statement as research often leads to advancements that benefit society.
Option B: Research improves the quality of teaching. This is also true as research findings can be integrated into teaching methods and curricula.
Option C: Research is only a personnel achievement. This is incorrect as research has broader societal impacts and is often a collaborative effort.
Option D: Research leads to finding solutions to too many problems. This is a valid statement as research aims to address various issues and challenges.

663. The Introduction section of the research plan

Correct Answer: Correct answer is: (D) All of the above.

Exam Relevance: GRE, GMAT, PhD Qualifying Exams

Difficulty: Moderate

Concept notes: The Introduction section of a research plan typically includes an overview of prior relevant studies, a statement of the purpose of the study, and concludes with a statement of the research questions and, for quantitative research, the research hypothesis.

Common Mistakes: Students may overlook the importance of including all these elements in the Introduction section, focusing only on one or two aspects.

Explanations: The Introduction section of a research plan is comprehensive and serves multiple purposes. It provides context by giving an overview of prior relevant studies (Option A), clearly states the purpose of the study (Option B), and concludes with a statement of the research questions and, for quantitative research, the research hypothesis (Option C). Therefore, all of these elements are essential and correct, making the answer "All of the above" (Option D).

Option Analysis:

Option A: Correct, as the Introduction section should provide an overview of prior relevant studies.
Option B: Correct, as the Introduction section should contain a statement of the purpose of the study.
Option C: Correct, as the Introduction section should conclude with a statement of the research questions and, for quantitative research, the research hypothesis.
Option D: Correct, as it encompasses all the above elements.

664. Writing information in your own words

Correct Answer: Correct answer is: (C) Paraphrase.

Exam Relevance: SAT, ACT, AP English Language and Composition

Difficulty: Moderate

Concept notes: Paraphrasing involves restating information in your own words while maintaining the original meaning.

Common Mistakes: Students often confuse paraphrasing with summarizing, which involves condensing information rather than restating it.

Explanations: Paraphrasing is the act of rewriting information in your own words while preserving the original meaning. This is different from plagiarism, which involves using someone else's work without proper attribution. It is also distinct from labeling or diagramming, which are methods of organizing information visually or categorically.

Option Analysis:

Option A: Plagiarism involves using someone else's work without proper attribution, which is not the same as writing information in your own words.
Option B: Labeling involves assigning names or categories to information, which does not involve restating the information in your own words.
Option C: Paraphrasing involves restating information in your own words while maintaining the original meaning, which aligns with the question.
Option D: Diagramming involves creating visual representations of information, which does not involve restating the information in your own words.

665. Berta will have dinner at ..... house tonight.

Correct Answer: Correct answer is: (B) Their.

Exam Relevance: SAT, ACT, TOEFL, IELTS

Difficulty: Easy

Concept notes: The correct answer is "Their" because it is a possessive pronoun that indicates ownership or possession.

Common Mistakes: Students often confuse "Their," "There," and "They're." "Their" is used to show possession, "There" indicates a place, and "They're" is a contraction of "They are."

Explanations: "Their" is the correct choice because it indicates possession, meaning Berta will have dinner at the house that belongs to someone else. "There" refers to a place, and "They're" is a contraction of "They are," neither of which fit the context of the sentence.

Option Analysis:

Option A: "There" is incorrect because it refers to a place, not possession.
Option B: "Their" is correct because it indicates possession.
Option C: "They're" is incorrect because it is a contraction of "They are," which does not fit the context.
Option D: "None of the above" is incorrect because "Their" is the correct answer.

Mnemonic: Their = Theirs (possessive)

666. Conclusions formulated by the researcher must be based on actual findings. This concept implies that whatever you conclude on the basis of your findings is correct and can be verified by you and others.

Correct Answer: Correct answer is: (C) Valid.

Exam Relevance: PhD Qualifying Exams, Research Methodology Exams, Academic Journals

Difficulty: Moderate

Concept notes: Conclusions in research must be based on actual findings to be considered valid.

Common Mistakes: Students may confuse validity with verifiability, thinking that conclusions must only be able to be verified by others.

Explanations: Conclusions formulated by the researcher must be based on actual findings. This concept implies that the conclusions drawn are correct and can be verified by you and others. The term "valid" is used to indicate that the conclusions are logically sound and supported by the data collected, making them reliable and accurate.

Option Analysis:

Option A: Comprehensive does not directly relate to the concept of conclusions being based on actual findings.
Option B: Critical thinking is important in research, but it does not specifically address the requirement that conclusions must be based on actual findings.
Option C: Valid means that the conclusions are logically sound and supported by the data, which aligns with the concept of being based on actual findings.
Option D: Verifiable means that the conclusions can be checked by others, but it does not necessarily imply that they are based on actual findings.

Mnemonic: Valid = Viable and Logical Inference Derived

667. Population value is called.....

Correct Answer: Correct answer is: (A) Parameter.

Exam Relevance: AP Statistics, GRE, GMAT, SAT

Difficulty: Easy

Concept notes: A parameter is a numerical value that describes a characteristic of a population.

Common Mistakes: Students often confuse parameters with statistics, which are values calculated from a sample rather than the entire population.

Explanations: A parameter is a numerical value that describes a characteristic of a population. It is a fixed value that does not change, unlike a statistic, which is calculated from a sample and can vary from sample to sample.

Option Analysis:

Option A: Correct. A parameter is a numerical value that describes a characteristic of a population.
Option B: Incorrect. A statistic is a numerical value that describes a characteristic of a sample, not the population.
Option C: Incorrect. Core value is not a statistical term used to describe population characteristics.
Option D: Incorrect. A variable is a characteristic that can take on different values, not a numerical description of a population.

668. "Income distribution of employees" in a specific organization is an example of which of following type of variable?

Correct Answer: Correct answer is: (B) Continuous variable.

Exam Relevance: AP Statistics, GRE, GMAT

Difficulty: Moderate

Concept notes: A continuous variable can take on any value within a range. Income distribution of employees can vary continuously within a range, making it a continuous variable.

Common Mistakes: Students may confuse continuous variables with discrete variables, which can only take on specific, distinct values.

Explanations: Income distribution of employees can take on any value within a range, such as $30,000, $30,001, $30,002, and so on. This characteristic of taking on any value within a range defines a continuous variable.

Option Analysis:

Option A: Dependent variable is incorrect because it refers to a variable that depends on another variable, not the nature of the variable itself.
Option B: Continuous variable is correct because income can take on any value within a range.
Option C: Independent variable is incorrect because it refers to a variable that is manipulated or controlled in an experiment, not the nature of the variable itself.
Option D: Discontinuous variable is incorrect because it implies the variable can only take on specific, distinct values, which is not the case for income distribution.

669. When we talk about general guidelines we mean .....

Correct Answer: Correct answer is: (B) Rules and requirements for everyone.

Exam Relevance: SAT, ACT, AP Exams

Difficulty: Easy

Concept notes: General guidelines are rules that apply to all members of a group or community.

Common Mistakes: Students may confuse general guidelines with specific rules that apply only to certain individuals or situations.

Explanations: General guidelines are designed to be applicable to all members of a group, ensuring consistency and fairness. They are not limited to specific individuals or situations, nor are they optional.

Option Analysis:

Option A: This option is incorrect because general guidelines apply to everyone, not just one individual.
Option B: This option is correct because general guidelines are rules and requirements that apply to everyone in a group.
Option C: This option is incorrect because general guidelines are not optional; they are meant to be followed by all.
Option D: This option is incorrect because one of the other options correctly defines general guidelines.

670. Remains attached to a source even if the URL changes.

Correct Answer: Correct answer is: (B) DOI.

Exam Relevance: ACM, IEEE, Library and Information Science exams

Difficulty: Moderate

Concept notes: A DOI (Digital Object Identifier) is a unique alphanumeric string assigned to a digital object, such as a journal article, that remains constant even if the URL changes.

Common Mistakes: Students may confuse DOI with other identifiers like URLs, which can change over time.

Explanations: A DOI is designed to provide a persistent identifier for digital objects. Unlike URLs, which can change, a DOI remains constant, ensuring that the digital object can be reliably located and accessed over time.

Option Analysis:

Option A: HTTP is a protocol used for transferring data over the web and does not provide a persistent identifier.
Option B: DOI is the correct answer as it provides a persistent identifier that remains attached to a source even if the URL changes.
Option C: WWW is the World Wide Web, a system of interlinked hypertext documents, and does not provide a persistent identifier.
Option D: Permalinks are URLs designed to be permanent, but they can still change if the hosting site updates its structure.

Mnemonic: DOI: Digital Object Identifier, "Do I" stay the same?

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Research Aptitude MCQ collection - Set 67

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