McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Business Administration in Computer Applications (BBA [CA]) .
Chapters
| 1. |
Data in ___________ bytes size is called Big Data. |
| A. | Tera |
| B. | Giga |
| C. | Peta |
| D. | Meta |
| Answer» C. Peta | |
| 2. |
How many V's of Big Data |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» D. 5 | |
| 3. |
Transaction data of the bank is? |
| A. | structured data |
| B. | unstructured datat |
| C. | Both A and B |
| D. | None of the above |
| Answer» A. structured data | |
| 4. |
In how many forms BigData could be found? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» B. 3 | |
| 5. |
Which of the following are Benefits of Big Data Processing? |
| A. | Businesses can utilize outside intelligence while taking decisions |
| B. | Improved customer service |
| C. | Better operational efficiency |
| D. | All of the above |
| Answer» D. All of the above | |
| 6. |
Which of the following are incorrect Big Data Technologies? |
| A. | Apache Hadoop |
| B. | Apache Spark |
| C. | Apache Kafka |
| D. | Apache Pytarch |
| Answer» D. Apache Pytarch | |
| 7. |
The overall percentage of the world’s total data has been created just within the past two years is ? |
| A. | 80% |
| B. | 85% |
| C. | 90% |
| D. | 95% |
| Answer» C. 90% | |
| 8. |
Apache Kafka is an open-source platform that was created by? |
| A. | |
| B. | |
| C. | |
| D. | IBM |
| Answer» A. LinkedIn | |
| 9. |
What was Hadoop named after? |
| A. | Creator Doug Cutting’s favorite circus act |
| B. | Cuttings high school rock band |
| C. | The toy elephant of Cutting’s son |
| D. | A sound Cutting’s laptop made during Hadoop development |
| Answer» C. The toy elephant of Cutting’s son | |
| 10. |
What are the main components of Big Data? |
| A. | MapReduce |
| B. | HDFS |
| C. | YARN |
| D. | All of the above |
| Answer» D. All of the above | |
| 11. |
All of the following accurately describe Hadoop, EXCEPT ____________ |
| A. | Open-source |
| B. | Real-time |
| C. | Java-based |
| D. | Distributed computing approach |
| Answer» B. Real-time | |
| 12. |
__________ has the world’s largest Hadoop cluster. |
| A. | Apple |
| B. | Datamatics |
| C. | |
| D. | None of the above |
| Answer» C. Facebook | |
| 13. |
Facebook Tackles Big Data With _______ based on Hadoop. |
| A. | Project Prism |
| B. | Prism |
| C. | Project Big |
| D. | Project Data |
| Answer» A. Project Prism | |
| 14. |
___________ is general-purpose computing model and runtime system for distributed data analytics. |
| A. | Mapreduce |
| B. | Drill |
| C. | Oozie |
| D. | None of the above |
| Answer» A. Mapreduce | |
| 15. |
The examination of large amounts of data to see what patterns or other useful information can be found is known as |
| A. | Data examination |
| B. | Information analysis |
| C. | Big data analytics |
| D. | Data analysis |
| Answer» C. Big data analytics | |
| 16. |
Big data analysis does the following except? |
| A. | Collects data |
| B. | Spreads data |
| C. | Organizes data |
| D. | Analyzes data |
| Answer» D. Analyzes data | |
| 17. |
What makes Big Data analysis difficult to optimize? |
| A. | Big Data is not difficult to optimize |
| B. | Both data and cost effective ways to mine data to make business sense out of it |
| C. | The technology to mine data |
| D. | None of the above |
| Answer» B. Both data and cost effective ways to mine data to make business sense out of it | |
| 18. |
The new source of big data that will trigger a Big Data revolution in the years to come is? |
| A. | Business transactions |
| B. | Social media |
| C. | Transactional data and sensor data |
| D. | RDBMS |
| Answer» C. Transactional data and sensor data | |
| 19. |
The unit of data that flows through a Flume agent is |
| A. | Log |
| B. | Row |
| C. | Record |
| D. | Event |
| Answer» D. Event | |
| 20. |
Listed below are the three steps that are followed to deploy a Big Data Solution except |
| A. | Data Processing |
| B. | Data dissemination |
| C. | Data Storage |
| D. | Data Ingestion |
| Answer» B. Data dissemination | |
| 21. |
Who popularized bigdata term? |
| A. | John deere |
| B. | John Mashey |
| C. | johny Mashe |
| D. | Jhon Mash |
| Answer» B. John Mashey | |
| 22. |
Numbers ,text, image, audio and video data is ____ |
| A. | Volume |
| B. | Value |
| C. | Varity |
| D. | Variety |
| Answer» D. Variety | |
| 23. |
Real time data is ______. |
| A. | Field |
| B. | Primary Key |
| C. | unique |
| D. | record |
| Answer» C. unique | |
| 24. |
______ is the term that is used to describe data that is high volume , high velocity and /or high variety. |
| A. | Analytics |
| B. | Bigdata |
| C. | Hadoop Data |
| D. | Bigdata analytics |
| Answer» B. Bigdata | |
| 25. |
According to analysts, for what can traditional IT systems provide a foundation when they’re integrated with big data technologies like Hadoop? |
| A. | Big data management and data mining |
| B. | Data warehousing and business intelligence |
| C. | Management of Hadoop clusters |
| D. | Collecting and storing unstructured data |
| Answer» A. Big data management and data mining | |
| 26. |
Point out the wrong statement. |
| A. | Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data |
| B. | Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data |
| C. | The programming model, MapReduce, used by Hadoop is difficult to write and test |
| D. | All of these |
| Answer» C. The programming model, MapReduce, used by Hadoop is difficult to write and test | |
| 27. |
__________ can best be described as a programming model used to develop Hadoop-based applications that can process massive amounts of data. |
| A. | MapReduce |
| B. | Mahout |
| C. | Oozie |
| D. | All of the mentioned |
| Answer» A. MapReduce | |
| 28. |
__________ has the world’s largest Hadoop cluster. |
| A. | Apple |
| B. | Datamatics |
| C. | |
| D. | None of the mentioned |
| Answer» C. Facebook | |
| 29. |
Facebook Tackles Big Data With _______ based on Hadoop. |
| A. | ‘Project Prism’ |
| B. | ‘Prism’ |
| C. | ‘Project Big’ |
| D. | ‘Project Data’ |
| Answer» A. ‘Project Prism’ | |
| 30. |
Data science is the process of diverse set of data through ? |
| A. | organizing data |
| B. | processing data |
| C. | analysing data |
| D. | All of the above |
| Answer» D. All of the above | |
| 31. |
The modern conception of data science as an independent discipline is sometimes attributed to? |
| A. | William S. |
| B. | John McCarthy |
| C. | Arthur Samuel |
| D. | Satoshi Nakamoto |
| Answer» A. William S. | |
| 32. |
Which of the following language is used in Data science? |
| A. | C |
| B. | C++ |
| C. | R |
| D. | Ruby |
| Answer» C. R | |
| 33. |
Which of the following is false? |
| A. | Subsetting can be used to select and exclude variables and observations |
| B. | Raw data should be processed only one time. |
| C. | Merging concerns combining datasets on the same observations to produce a result with more variables |
| D. | None Of the above |
| Answer» B. Raw data should be processed only one time. | |
| 34. |
What is the work of Data Architect? |
| A. | utilize large data sets to gather information that meets their company's needs |
| B. | work with businesses to determine the best usage of the information yielded from data |
| C. | build data solutions that are optimized for performance and design applications |
| D. | All of the above |
| Answer» C. build data solutions that are optimized for performance and design applications | |
| 35. |
Which of the following is correct skills for a Data Scientist? |
| A. | Probability & Statistics |
| B. | Machine Learning / Deep Learning |
| C. | Data Wrangling |
| D. | All of the above |
| Answer» D. All of the above | |
| 36. |
Which of the following are correct component for data science? |
| A. | Data Engineering |
| B. | Advanced Computing |
| C. | Domain expertise |
| D. | All of the above |
| Answer» D. All of the above | |
| 37. |
Which of the following is not a part of data science process? |
| A. | Discovery |
| B. | Model Planning |
| C. | Communication Building |
| D. | Operationalize |
| Answer» C. Communication Building | |
| 38. |
Which of the following are the Data Sources in data science? |
| A. | Structured |
| B. | Unstructured |
| C. | Both A and B |
| D. | None Of the above |
| Answer» C. Both A and B | |
| 39. |
Which of the following is not a application for data science? |
| A. | Recommendation Systems |
| B. | Image & Speech Recognition |
| C. | Online Price Comparison |
| D. | Privacy Checker |
| Answer» D. Privacy Checker | |
| 40. |
Point out the correct statement. |
| A. | Raw data is original source of data |
| B. | Preprocessed data is original source of data |
| C. | Raw data is the data obtained after processing steps |
| D. | None of the above |
| Answer» A. Raw data is original source of data | |
| 41. |
Which of the following is one of the key data science skills? |
| A. | Statistics |
| B. | Machine Learning |
| C. | Data Visualization |
| D. | All of the above |
| Answer» D. All of the above | |
| 42. |
Which of the following is a key characteristic of a hacker? |
| A. | Afraid to say they don't know the answer |
| B. | Willing to find answers on their own |
| C. | Not Willing to find answers on their own |
| D. | All of the above |
| Answer» B. Willing to find answers on their own | |
| 43. |
Raw data should be processed only one time. |
| A. | True |
| B. | False |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. False | |
| 44. |
Which of the following is the common goal of statistical modelling? |
| A. | Inference |
| B. | Summarizing |
| C. | Subsetting |
| D. | None of the above |
| Answer» A. Inference | |
| 45. |
Causal analysis is commonly applied to census data. |
| A. | True |
| B. | False |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. False | |
| 46. |
Which of the following model is usually a gold standard for data analysis? |
| A. | Inferential |
| B. | Descriptive |
| C. | Causal |
| D. | All of the above |
| Answer» C. Causal | |
| 47. |
Which of the following is a revision control system? |
| A. | Git |
| B. | Numpy |
| C. | Scipy |
| D. | Slidify |
| Answer» A. Git | |
| 48. |
Which of the following step is performed by data scientist after acquiring the data? |
| A. | Data Cleaning |
| B. | Data Integration |
| C. | Data Replication |
| D. | All of the above |
| Answer» A. Data Cleaning | |
| 49. |
Which of the following focuses on the discovery of (previously) unknown properties on the data? |
| A. | Data mining |
| B. | BigData |
| C. | Data wrangling |
| D. | Machine Learning |
| Answer» A. Data mining | |
| 50. |
Which of the following can be used to create sub–samples using a maximum dissimilarity approach? |
| A. | minDissim |
| B. | maxDissim |
| C. | inmaxDissim |
| D. | All of the Mentioned |
| Answer» B. maxDissim | |
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