Playwright and Typescript Automation Basics Quiz

1. What browsers are supported in Playwright?

Only Chromium Chromium, Firefox, and WebKit Only Safari

2. How do you install Playwright?

npm install playwright-core npm init playwright@latest yarn playwright setup

3. How do you launch Chromium in Playwright?

chromium.start() await chromium.launch({ headless: false }) browser.open('chromium')

4. How do you navigate to a URL?

page.visit() page.goto('https://example.com') browser.navigate()

5. How do you click a button with text “Submit”?

page.click('Submit') page.getByRole('button', { name: 'Submit' }).click() page.press('Submit')

6. How do you fill a form field?

page.input('email', 'test') page.fill('#email', 'test@example.com') page.set('#email', 'test')

7. How do you select an option from a dropdown?

page.choose('#country', 'RO') page.selectOption('#country', 'RO') page.pick('#country', 'RO')

8. How do you assert a page title?

expect(page).title().toBe('Dashboard') await expect(page).toHaveTitle(/Dashboard/) assert(page.title == 'Dashboard')

9. How do you check if an element is visible?

expect(page.locator('#logout')).visible() await expect(page.locator('#logout')).toBeVisible() page.checkVisible('#logout')

10. How do you take a full-page screenshot?

page.capture('full') await page.screenshot({ path: 'full.png', fullPage: true }) page.snapshot('full')

11. How do you write a test that runs only in Chromium?

test.only('chromium') test.use({ browserName: 'chromium' }) test.chromium.only()

12. How do you take a full-page screenshot?

page.capture('full') await page.screenshot({ path: 'full.png', fullPage: true }) page.snapshot('full')

13. How do you enable tracing in Playwright?

trace.enable() use: { trace: 'on' } playwright.trace(true)

14. How do you pause a test for debugging?

await page.pause() page.debug() test.pause()

15. How do you upload a file in Playwright?

page.uploadFile('file.txt') page.setInputFiles('input[type="file"]', 'file.txt') page.attachFile('file.txt')

16. How do you handle browser alerts?

page.alert.accept() page.on('dialog', dialog => dialog.accept()) browser.dialog.accept()

17. How do you test multiple tabs?

page.newTab() context.newPage() and page.waitForEvent('popup') browser.tab.open()

18. How do you save login state in Playwright?

page.saveSession() storageState: 'auth.json' browser.saveAuth()

19. How do you test APIs in Playwright?

page.api.get() request.newContext().get() playwright.apiRequest()

20. How do you test file downloads?

page.download('file') const [download] = await Promise.all([ page.waitForEvent('download'), page.click('button') ]) page.saveFile('file.txt')

21. How do you run a single test file?

playwright run test.spec.ts npx playwright test tests/example.spec.ts node test.spec.ts

22. How do you skip or isolate a test?

test.skip() / test.only() test.ignore() test.hide()

23. How do you run tests in headless mode?

npx playwright test --headless npx playwright test --headed playwright.headless(true)

24. How do you debug a failing test?

await page.pause() test.debug() browser.pause()

25. How do you generate an HTML report?

reporter: 'html' reporter: [['html', { open: 'never' }]] htmlReport: true

26. How do you integrate Playwright in CI/CD?

Use playwright.yml Use npx playwright install and run tests via CLI Use playwright.run()

27. What is the difference between fill() and type()?

fill() types slowly, type() clears input fill() clears input, type() types character by character They are identical

28. What is the default timeout for page actions?

5 seconds 10 seconds 30 seconds

29. What is the default timeout for assertions?

2 seconds 5 seconds 10 seconds

30. How do you verify a URL in Playwright?

expect(page.url()).toBe('...') await expect(page).toHaveURL('https://example.com') page.checkURL()

31. How do you perform click actions in Playwright?

page.press() page.click('selector') or locator.click() page.tap()

32. How do you wait for an element to appear?

page.waitForSelector() page.wait() page.sleep()

33. How do you scroll the page in Playwright?

page.scrollTo(0, 500) page.evaluate(() => window.scrollBy(0, 500)) page.scroll(500)

34. How do you retry failed tests?

test.retry() Use retries in playwright.config.ts test.repeat()

35. How do you take a screenshot of a specific element?

page.screenshot({ element: selector }) locator.screenshot({ path: 'element.png' }) page.captureElement()

36. What is a browser context in Playwright?

A browser tab An isolated browser session A browser extension

37. How do you close a page or browser?

page.exit() page.close() or browser.close() browser.quit()

38. How do you attach a file in an HTML report?

test.attachFile() test.info().attach() report.addFile()

39. Can Playwright automate Windows apps?

Yes No Only with plugins

40. How do you run tests in serial mode?

test.serial() test.describe.serial() test.runSerial()

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