SS1 third Term Data processing past questions and answers

SS1 third Term Data processing past questions and answers

25 data processing questions:

Question: What is the purpose of a SQL JOIN operation in database queries?

A. To encrypt data

B. To combine rows from two or more tables

C. To validate data

D. To process data

Answer: B. To combine rows from two or more tables

Question: In the context of data security, what is multi-factor authentication?

A. A method of encrypting data

B. A technique for validating data

C. A security measure that requires multiple forms of identification

D. A way to increase storage capacity

Answer: C. A security measure that requires multiple forms of identification

Question: What does the acronym URL stand for in web addresses?

A. Uniform Resource Locator

B. Universal Record Locator

C. Unified Resource Link

D. User Resource Locator

Answer: A. Uniform Resource Locator

Question: What is the purpose of a firewall in the context of computer security?

A. To process data

B. To manage network traffic and block unauthorized access

C. To create software programs

D. To store historical data

Answer: B. To manage network traffic and block unauthorized access

Question: Which data type is suitable for storing whole numbers in programming languages?

A. Float

B. Integer

C. String

D. Boolean

Answer: B. Integer

Question: What is the role of a data warehouse in business intelligence?

A. To increase processing speed

B. To store real-time data

C. To store and manage large volumes of structured and unstructured data for analysis

D. To validate data

Answer: C. To store and manage large volumes of structured and unstructured data for analysis

Question: What is the purpose of an INDEX in a database?

A. To process data

B. To validate data

C. To speed up data retrieval by providing a quick access path

D. To store data

Answer: C. To speed up data retrieval by providing a quick access path

Question: What does the term "LAN" stand for in networking?

A. Large Area Network

B. Local Access Network

C. Logical Area Network

D. Local Area Network

Answer: D. Local Area Network

Question: In data processing, what is metadata?

A. Data that describes other data

B. Random data

C. Processed data

D. Encrypted data

Answer: A. Data that describes other data

Question: What is the purpose of a data flow diagram (DFD) in systems analysis?

A. To validate data

B. To create software programs

C. To represent the flow of data within a system

D. To store historical data

Answer: C. To represent the flow of data within a system

Question: What is the significance of the HTTP protocol in web communication?

A. To create software programs

B. To manage network security

C. To enable the transfer of hypertext documents on the World Wide Web

D. To validate data

Answer: C. To enable the transfer of hypertext documents on the World Wide Web

Question: What is the purpose of a cookie in web browsers?

A. To store historical data

B. To create software programs

C. To store small pieces of information about user interactions with a website

D. To process data

Answer: C. To store small pieces of information about user interactions with a website

Question: What is the role of a version control system in software development?

A. To validate data

B. To store historical data

C. To manage network security

D. To track changes and manage different versions of source code

Answer: D. To track changes and manage different versions of source code

Question: What is the purpose of a data mart in business intelligence?

A. To store historical data

B. To increase processing speed

C. To store and manage specific business-related data for analysis

D. To validate data

Answer: C. To store and manage specific business-related data for analysis

Question: Which type of software is designed to protect against malware and malicious activities?

A. Spreadsheet software

B. Antivirus software

C. Database software

D. Graphic design software

Answer: B. Antivirus software

Question: What is the purpose of a cache memory in a computer system?

A. To validate data

B. To store historical data

C. To temporarily store frequently accessed data for faster retrieval

D. To create software programs

Answer: C. To temporarily store frequently accessed data for faster retrieval

Question: What does the term "OCR" stand for in data processing?

A. Optical Character Recognition

B. Online Computer Repair

C. Output Control Register

D. Overlapping Code Reduction

Answer: A. Optical Character Recognition

Question: What is the purpose of a virtual machine in computer science?

A. To validate data

B. To create software programs

C. To simulate the behavior of a physical computer

D. To store historical data

Answer: C. To simulate the behavior of a physical computer

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

A. To increase processing speed

B. To create software programs

C. To identify and correct errors or inconsistencies in data

D. To validate data

Answer: C. To identify and correct errors or inconsistencies in data

Question: What does the term "UDP" stand for in networking?

A. Universal Data Protocol

B. User Datagram Protocol

C. Unified Database Processing

D. Underlying Data Processing

Answer: B. User Datagram Protocol