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8. Digital images captured by cameras or satellite imagery, medical scans, and surveillance footage is ………………………. .
a. Text data b. Numeric data
c. Computer vision d. Audio data
9. ………………………. is the process of making sense out of a collection of data that has been processed.
a. Data interpretation b. Data scrapping
c. Data validation d. Data handling
10. The ………………………. is the first step of data handling.
a. Plan b. Acquire
c. Present d. Process
B. Fill in the blanks.
1. ………………………. refers to the ability to read, comprehend and use information effectively.
2. ………………………. is essential because it enables individuals to make informed decisions, think critically, solve problems,
and innovate.
3. ………………………. is a conceptual model that illustrates the hierarchical structure of data processing.
4. ………………………. data sources are the external sources for collecting data, rather than generating it personally.
5. ………………………. refers to generating or recording data using sensors.
6. ………………………. is all about teaching computers to understand and work with human language.
7. ………………………. are also called the characteristics or properties of the data.
8. Application involves putting acquired knowledge and ………………………. into practice in real-world contexts.
9. ………………………. is a combination of upper and lower-case letters, numbers, and special characters that are difficult for
unauthorised individuals or automated programs to guess or crack.
10. ………………………. refers to the process of creating copies of data to ensure that it can be restored in the event of data
loss due to natural disasters, accidents, cyber-attacks, or other unexpected events.
C. State whether these statements are true or false.
1. Data analysis is a common method for extracting information from websites. ……….……
2. Recording temperature readings of a building is an example of data generation. ……….……
3. Data augmentation is the process of increasing the amount and diversity of data. ……….……
4. Secondary data includes data taken from surveys, interviews, experiments, etc. ……….……
5. Good data has information scattered. ……….……
6. Highest level of understanding involves critical thinking to interpret data and make good consistent decisions. ……….……
7. Accurate data closely reflects actual values with errors. ……….……
8. Data interpretation involves collecting the data. ……….……
D. Match the following:
1. Computer Vision a. Data scraping
2. NLP b. Image Data
3. Textual Data c. Dataset search
4. Sources of data d. Data history
5. Data Discovery e. Qualitative Data
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