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WorksheetsTech Knowledge Challenge
Total questions: 10
Worksheet time: 5mins
What is the primary goal of cybersecurity?
To protect systems and data from cyber threats.
To enhance user experience and interface design.
To increase the speed of internet connections.
To promote social media engagement and marketing.
Explain the difference between a stack and a queue.
A stack is a linear structure, while a queue is a circular structure.
A stack uses LIFO, while a queue uses FIFO.
A stack allows random access, while a queue does not.
A stack uses FIFO, while a queue uses LIFO.
What is normalization in database management?
Normalization is the process of organizing data in a database to minimize redundancy and dependency.
Normalization is the technique of combining multiple databases into one.
Normalization refers to the process of deleting all data from a database.
Normalization is the method of increasing data redundancy in a database.
What is the purpose of the OSI model in networking?
The OSI model is a framework for software development processes.
The OSI model is used to enhance data storage efficiency.
The OSI model defines hardware specifications for routers.
The purpose of the OSI model is to standardize networking protocols and facilitate communication between diverse systems.
Describe the phases of the Software Development Life Cycle.
Needs Assessment, Strategy, Architecture, Execution, Validation, Rollout, Evolution.
Requirement Gathering, Planning, Coding, Review, Launch, Support, Retirement.
The phases of the Software Development Life Cycle are Requirement Analysis, Planning, Design, Implementation, Testing, Deployment, and Maintenance.
Analysis, Design, Development, Quality Assurance, Release, Feedback, Upkeep.
What is a firewall and how does it work?
A firewall is a type of antivirus software that scans files for malware.
A firewall is a software application that speeds up internet connections.
A firewall is a physical barrier that prevents unauthorized access to buildings.
A firewall is a network security device that monitors and controls network traffic based on security rules.
What is Big O notation and why is it important?
Big O notation measures the speed of a computer's processor.
Big O notation is important because it allows developers to evaluate and compare the efficiency of algorithms, ensuring optimal performance in software applications.
Big O notation is a programming language used for data analysis.
Big O notation is a method for debugging code errors.
What are the ACID properties in database systems?
Availability, Consistency, Isolation, Durability.
Atomicity, Consistency, Isolation, Redundancy.
ACID properties: Atomicity, Consistency, Isolation, Durability.
Accuracy, Clarity, Integrity, Reliability.
What is the difference between TCP and UDP?
TCP and UDP are both reliable and connection-oriented protocols.
TCP is slower and connectionless, while UDP is reliable and connection-oriented.
TCP is reliable and connection-oriented, while UDP is faster and connectionless.
TCP is connectionless and faster, while UDP is reliable and connection-oriented.
What is Agile methodology in software development?
Agile methodology is a rigid and sequential process for software development that prioritizes documentation.
Agile methodology is an iterative and collaborative approach to software development that focuses on flexibility and customer feedback.
Agile methodology is a fixed approach to software development that discourages changes and customer input.
Agile methodology is a waterfall model that emphasizes extensive planning and long development cycles.
