What does this HTML produce on the page? SaltPepper

Which HTML tag makes the text "Welcome" a level-one heading?

A developer wants "red" to appear inside a sentence as strongly emphasized text. Which markup is correct?

What is the purpose of the opening and closing tags in an HTML document?

Which snippet correctly nests a paragraph inside the body of an HTML page?

What does this markup create? PlanBuildTest

Which HTML element is used for one row in a table?

A page contains FirstSecond. How will the two words normally be arranged?

A page contains Reminder. Which CSS selector targets that paragraph by its class?

A page contains Save. Which selector targets that specific button by its ID?

Which CSS rule changes all paragraph text to blue?

What does the declaration font-size: 24px; change?

A developer wants every element with class="warning" to have a yellow background. Which rule does that?

What does this selector target? nav a

Which declaration adds a solid black border that is 2 pixels wide?

What does this JavaScript print? let score = 4; score = score + 3; console.log('Score: ' + score);

What does this JavaScript print? console.log(12 % 5);

What does this JavaScript print? let name = 'Ada'; console.log('Hi, ' + name + '!');

What is printed by this JavaScript? let temperature = 18; if (temperature < 20) { console.log('Jacket'); } else { console.log('T-shirt'); }

What does this JavaScript print? let colors = ['red', 'blue', 'green']; console.log(colors[1]);

What does this JavaScript print? let x = 5; let y = 2; console.log(x * y + 1);

What does this JavaScript print? let active = true; console.log(!active);

Which event handler is appropriate when a user clicks a button?

A page should run a function after all page resources finish loading. Which event handler fits?

A search suggestion should update each time a user changes text in a search box. Which event handler is most suitable?

Which event handler can run code when a pointer moves onto an image?

A function should check a form before the browser sends it. Which event handler belongs on the form?

A page is saved at /site/index.html and needs a link to /site/pages/team.html. Which relative href is correct?

A page at /site/pages/team.html needs a link back to /site/index.html. Which relative href is correct?

Which attribute gives useful text for a screen reader when an image cannot be seen?

Which HTML markup makes "School site" a link to https://school.example?

Which attribute tells an img element where to find its image file?

A survey records ages as 14, 15, 0, 16, and 150 for high school students. What should happen before analyzing the data?

A data table uses the category labels "Freshman," "freshman," and "Frshman." What cleaning step is needed?

A class records running distances as 800 m, 1,000 m, 1.2 km, and 900 m. What issue must be addressed before comparing the distances?

A spreadsheet has blank cells in the "hours slept" column for several students. What does each blank represent?

A data collector accidentally enters the same student's survey response twice. What data-quality problem is this?

Daily steps recorded Monday through Friday are 4,100, 4,500, 4,900, 5,200, and 5,600. Which statement is supported?

A cafeteria's daily milk waste in liters is 18, 17, 19, 18, 52, 17. Which value is most likely an outlier?

The number of books checked out over four weeks is 120, 135, 128, 142. During which week was the highest total recorded?

Temperatures in °C recorded at noon for five days are 22, 24, 23, 25, 24. What is the range?

A club's membership totals are 30, 31, 29, 30, 30, and 5. Which description best fits the data?

A phone app identifies plant species from a photograph but cannot perform unrelated tasks. How should it be classified?

A calculator follows fixed arithmetic operations entered by a user and does not learn from data. Which description fits it best?

A hypothetical system can learn and perform any intellectual task a human can perform across many domains. What category describes it?

Software recommends movies by finding patterns in many users' ratings, but it only makes movie recommendations. What is it?

A model is trained with thousands of photos already labeled "cat" or "dog." What do the labels provide?

A model for recognizing bicycles is trained only on photos taken in bright daylight. What is a likely effect?

Why should a training data set for a face-recognition model include examples from many groups of people?

After training a model, developers use new labeled examples that were not part of training. What is the main purpose of these examples?