Datasets - Samenvattingen, Aantekeningen en Examens

AP CSP Data Unit, questions and answers, 100% Accurate. Graded A+ Metadata - -data about data Can be descriptive data about an image, a Web page, or other objects Can increase the effective use of data or data sets by providing additional info about various aspects of that data Software tools (spreadsheets & databases) - -help to efficiently organize & find trends in info Info filtering systems - -are important tools for finding info & recognizing patterns Fusion Tables - -we...

Which one of the following statements about the search command is true? A. It does not allow the use of wildcards. B. It treats field values in a case-sensitive manner. C. It can only be used at the beginning of the search pipeline. D. It behaves exactly like search strings before the first pipe. - D. It behaves exactly like search strings before the first pipe. Which of the following actions can the eval command perform? A. Remove fields from results. B. Create or replace an existing f...

NTA Chapter 6 Questions and Answers Graded A+ Which data structure is ideal for implementing a priority queue? Heap What is the primary purpose of an index in a database? To speed up query retrieval times What does the acronym "SQL" stand for? Structured Query Language What is the main advantage of using a linked list over an array? Dynamic size and efficient insertions/deletions 2 What type of join returns all records from both tables, with matching records wh...

How are procedures abstractions in computer science? A. They are Blocks of code that do something specific B. They represent the lowest level of code for the computer to run C. They use actual values to represent concepts D. They can be used without understanding or seeing the code used - Answer-D - abstractions in code are code that is simplified What do parameters used in a procedure provide? A. A way to get values into the procedure making code more flexible B. A way to return values ...

Renewal assessment for Microsoft Certified: Azure Solutions Architect Expert Question 1 of 26 Your company is evaluating Azure Security Center. Azure Security Center can alert you about threats discovered in your Azure storage account. Select Yes if the statement is true. Otherwise, select No. Select only one answer. Yes No Question 2 of 26 Your company uses Azure Sentinel. You need to create automatic responses to incidents in Azure Sentinel. What should you create? Select only on...

LIFSCI 7B XL - Working with Data Questions and Answers Graded A+ What is the first step when analyzing a new dataset? The initial step is to explore and clean the data, ensuring accuracy by identifying and handling missing or incorrect values. How does data normalization improve the quality of analysis? It scales different data features to a common range, making comparisons more meaningful and reducing the impact of extreme values. Why is it important to understand the distributi...

AP Computer Science Exam Questions and Answers 100% Pass What is the purpose of using loops in programming? Loops allow repeated execution of a block of code until a specified condition is met, making programs more efficient by automating repetitive tasks. How do arrays help in managing data in a program? Arrays help manage data by storing multiple values of the same type in a single, ordered collection. They allow easy access to and manipulation of data using indices. What...

Data processing CORRECT ANSWER user knows what he/she wants and has a function to compute it Querying CORRECT ANSWER user knows what he or she wants and can describe it Navigation CORRECT ANSWER user knows what he or she wants and use cannot describe it or locate it Exploration CORRECT ANSWER user doesn't know what he or she wants. Wants to acquire new knowledge and reveal new facts 5 Types of Exploration Tools CORRECT ANSWER 1. Analysis (identify common patterns or outliers) 2. Co...

What are the 5 rules of evidence? (Hint: AACRB) - Precise Answers Admissibility: Evidence must be deemed admissible by the court. This means it must conform to various legal rules and standards, indicating it's relevant to the case and not excessively prejudicial, confusing, or a waste of time. For digital evidence, this often involves proving that the evidence has not been tampered with and is collected in a manner consistent with legal standards. Authenticity: The evidence must be proven ...

POWER BI Interview with Questions and Correct Answers 2024 (100%Solved). 1. What is Power BI and what are its key components? Answer: Power BI is a business analytics tool by Microsoft used for data visualization and sharing insights across an organization. Its key components include Power Query (for data extraction and transformation), Power Pivot (for data modeling), Power View (for interactive visualizations), and Power Map (for geographical data visualization). 2. How does Power BI diff...