DATABASE FUNDAMENTALS
BASICS OF BIG DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The collection of data is a process through which the researcher uses methods like interviews, surveys, questionnaires, etc. to gather, collate and analyse data.
Detailed explanation-2: -Collecting data can help measure a general state of affairs, not limited to specific cases or events. When data is gathered, tracked and analyzed in a credible way over time, it becomes possible to measure progress and success (or lack of it).
Detailed explanation-3: -Advantages: •Collect complete information with greater understanding. It is more personal, as compared to questionnaires, allowing us to have higher response rates. It allows more control over the order and flow of questions. Disadvantages: •Data analysis-especially when there is a lot of qualitative data.
Detailed explanation-4: -Primary data collection methods can be divided into two categories: quantitative methods and qualitative methods.