SS1 Third Term Data Processing Past Questions And Answers

Question: What is the purpose of data profiling in data processing?

 

a) Encrypting data for security

b) Creating backup copies of data

c) Analyzing and summarizing data quality

d) Organizing data for efficient retrieval

 

Answer: c) Analyzing and summarizing data quality

 

Question: In data processing, what does the term “Big Data” refer to?

 

a) Small-sized datasets

b) Medium-sized datasets

c) Extremely large and complex datasets

d) Ordinary-sized datasets

 

Answer: c) Extremely large and complex datasets

 

Question: What is the purpose of data anonymization?

 

a) Enhancing data security

b) Deleting unnecessary data

c) Organizing data for analysis

d) Protecting individual privacy in datasets

 

Answer: d) Protecting individual privacy in datasets

 

Question: In the context of databases, what is a stored procedure?

 

a) A type of data validation

b) A predefined set of SQL statements

c) A method for organizing data

d) A backup storage device

 

Answer: b) A predefined set of SQL statements

 

Question: What is the role of a data steward in data management?

 

a) Analyzing data trends

b) Ensuring data quality and compliance

c) Creating backup copies of data

d) Developing data processing algorithms

 

Answer: b) Ensuring data quality and compliance

 

Question: What is the purpose of data mirroring in data storage?

 

a) Creating multiple copies of the same data

b) Encrypting data for security

c) Analyzing data trends

d) Organizing data for analysis

 

Answer: a) Creating multiple copies of the same data

 

Question: In the context of data analysis, what is correlation?

 

a) The process of organizing data for analysis

b) A measure of the relationship between two variables

c) The encryption of sensitive data

d) Creating backup copies of data

 

Answer: b) A measure of the relationship between two variables

 

Question: What is the purpose of a data integration tool?

 

a) Analyzing data trends

b) Combining data from different sources into a unified view

c) Creating backup copies of data

d) Encrypting data for security

 

Answer: b) Combining data from different sources into a unified view

 

Question: What is the significance of data governance in an organization?

 

a) Ensuring the security of data

b) Analyzing data trends

c) Overseeing the management and use of data

d) Creating backup copies of data

 

Answer: c) Overseeing the management and use of data

 

Question: In data processing, what is data deduplication?

 

a) Creating multiple copies of the same data

b) Encrypting data for security

c) Removing duplicate entries from datasets

d) Organizing data for analysis

 

Answer: c) Removing duplicate entries from datasets

 

Question: What is the purpose of data governance in an organization?

 

a) Ensuring data security

b) Analyzing data trends

c) Overseeing the management and use of data

d) Creating backup copies of data

 

Answer: c) Overseeing the management and use of data

 

Question: What is the role of data migration in database management?

 

a) Creating backup copies of data

b) Analyzing data trends

c) Moving data from one system to another

d) Encrypting data for security

 

Answer: c) Moving data from one system to another

 

Question: In data processing, what is the purpose of a data cube?

 

a) A three-dimensional representation of data

b) A method for data validation

c) A type of encryption algorithm

d) A backup storage device

 

Answer: a) A three-dimensional representation of data

 

Question: What is the primary function of data visualization tools?

 

a) Analyzing data trends

b) Presenting data in graphical or visual formats

c) Encrypting data for security

d) Creating backup copies of data

 

Answer: b) Presenting data in graphical or visual formats

 

Question: In database design, what is a one-to-many relationship?

 

a) Each record in one table can relate to multiple records in another table

b) Each record in one table can relate to only one record in another table

c) Each record in a table is unique and unrelated to records in other tables

d) Each record in one table can relate to exactly two records in another table

 

Answer: a) Each record in one table can relate to multiple records in another table

 

Question: What is the purpose of a data transformation process in ETL?

 

a) Analyzing data trends

b) Creating backup copies of data

c) Converting and cleaning data for analysis

d) Encrypting data for security

 

Answer: c) Converting and cleaning data for analysis

 

Question: What is the role of a data architect in database management?

 

a) Ensuring data security

b) Designing and managing the structure of databases

c) Creating backup copies of data

d) Analyzing data trends

 

Answer: b) Designing and managing the structure of databases

 

Question: What is the purpose of data imputation in data analysis?

 

a) Analyzing data trends

b) Filling in missing values in datasets

c) Encrypting data for security

d) Creating backup copies of data

 

Answer: b) Filling in missing values in datasets

 

Question: In the context of data storage, what is RAID?

 

a) A type of database management system

b) A method for data validation

c) Redundant Array of Independent Disks, a storage technology

d) A programming language

 

Answer: c) Redundant Array of Independent Disks, a storage technology

 

Question: What is the purpose of a data access control system?

 

a) Analyzing data trends

b) Ensuring that only authorized users can access and modify data

c) Creating backup copies o

f data

d) Encrypting data for security

 

Answer: b) Ensuring that only authorized users can access and modify data