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Questions in computers-and-technology

[Done] Which factor relates to the explainability of the AI solution's decisions? A. Model complexity B. Training time C. Number of hyperparameters D. Deployment time

[Done] 1. We cannot create Bar chart in Excel 2016. 2. Excel does not provide any tool to improve the appearance of a chart. 3. Plot area of a chart is the rectangular area bounded by the two axis. 4. The bar chart displays the data in the form of long rectangular rods also called bars.

[Done] Specify at least four types of application software designed specifically for home or personal use?

[Done] 5. Which function calculates the sum of the cells and then divides that value by the number of cells in the argument? A. AVERAGE B. COUNT C. MIN D. SUM 6. Which of the following functions count the number of data in a selected range of spreadsheet? A. AVERAGE B. COUNT C. MAX D. ROUND 7. Which among the type of spreadsheet functions locates the smallest value in a range of cells? A. COUNT B. MAX C. MIN D. ROUND 8. What gives the highest value in a range of selected range of cells? A. AVERAGE B. COUNT C. MAX D. SUM 9. Which spreadsheet function calculates the total of values in a range of cells? A. COUNT B. MAX C. MIN D. SUM

[Done] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Done] What is the purpose of detailed descriptions and partial code snippets in test automation? Select one: a. To provide information for developers to fix bugs b. To share best coding practices with the team c. To give context for generating accurate code suggestions d. To help QA team members understand the test scenario

[Done] Refer to the code given below where String javaReferences contains the names of all the java reference books: ```java public class Test { public static void main(String[] args) { String javaReferences = " Core Java Volume I - Fundamentals \n" + "Effective Java \n" + "Java: A Beginner's Guide\n" + "Java - The Complete Reference \n" + "Head First Java \n" + "Java Concurrency in Practice"; // Line1 } } ``` Assume Java 11 is used. Requirement: 1. It is required to replace Line1 to create a List with all the java reference book names. 2. It is also required to remove the leading and trailing whitespaces while collecting the book names. Identify the correct syntax that will fulfill the requirement. Options: 1. List filteredJavaReferences = javaReferences.lines() .filter(Predicate.not(line -> !line.isBlank())) .map(String strip) .collect(Collectors.toList()); 2. List filteredJavaReferences = javaReferences.lines() .filter(line -> !line.isBlank()) .map(String leading) .map(String trailing) .collect(Collectors.toList()); 3. List filteredJavaReferences = javaReferences.lines() .filter(line -> !line.isBlank()) .map(String strip) .collect(Collectors.toList()); 4. List filteredJavaReferences = javaReferences.filter() .Predicate.not(line -> !line.isBlank()) .map(String leading) .map(String trailing) .collect(Collectors.toList());

[Done] public class Test { // line n1 } Which two code fragments can be inserted at line n1? String str = "Java"; package pl; for(int iVal = 0; iVal <= 5; iVal++) {} import .*; Test() {}

[Done] Computer A sends a message to Computer B. Both computers are using the same public key. What type of encryption is being used? A. symmetric encryption B. asymmetric encryption C. block cipher encryption D. stream cipher encryption

[Done] 1. Match the years with these digital inventions: Years: 1977, 1984, 1990, 1993, 1994 1) The first web browser ______ 2) The first search engine ______ 3) The first laser printer ______ 4) The first desktop computer with keyboard and mouse ______ 5) The first smartphone ______ BONUS QUESTION: Which company made the first computer with a mouse? 2. Which sciences were these great scientists mostly involved in? Options: astronomy, biology, chemistry, computer science, mathematics, physics BONUS QUESTION: Which scientist won two Nobel Prizes?