Keyboard actions (keyDown, keyUp) in Selenium Java - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to press the SHIFT key down using Selenium Actions.

Selenium Java

Actions actions = new Actions(driver);
actions.[1](Keys.SHIFT).perform();

Drag options to blanks, or click blank then click option'

AkeyDown

BkeyUp

Cclick

DsendKeys

Attempts:

3 left

💡 Hint

Common Mistakes

Using keyUp instead of keyDown, which releases the key instead of pressing it.

Using sendKeys which types characters instead of pressing keys down.

The keyDown method presses a key down without releasing it, which is needed to hold SHIFT.

2fill in blank

medium

Complete the code to release the SHIFT key after holding it down.

Selenium Java

Actions actions = new Actions(driver);
actions.keyDown(Keys.SHIFT).[1](Keys.SHIFT).perform();

Drag options to blanks, or click blank then click option'

AsendKeys

BkeyUp

Cclick

DdoubleClick

Attempts:

3 left

💡 Hint

Common Mistakes

Using sendKeys which types characters instead of releasing keys.

Using click which clicks the mouse instead of keyboard keys.

The keyUp method releases a key that was pressed down earlier.

3fill in blank

hard

Fix the error in the code to hold CTRL key and press 'a' to select all text.

Selenium Java

Actions actions = new Actions(driver);
actions.keyDown(Keys.[1]).sendKeys("a").keyUp(Keys.CONTROL).perform();

Drag options to blanks, or click blank then click option'

AENTER

BSHIFT

CALT

DCONTROL

Attempts:

3 left

💡 Hint

Common Mistakes

Using SHIFT or ALT instead of CONTROL for select all.

Mismatching keys in keyDown and keyUp.

The keyDown and keyUp methods must use the same key. Here, CTRL is used to select all text with 'a'.

4fill in blank

hard

Fill both blanks to hold ALT, press TAB, then release ALT to switch windows.

Selenium Java

Actions actions = new Actions(driver);
actions.[1](Keys.[2]).sendKeys(Keys.TAB).keyUp(Keys.ALT).perform();

Drag options to blanks, or click blank then click option'

AkeyDown

BCONTROL

CALT

DkeyUp

Attempts:

3 left

💡 Hint

Common Mistakes

Using keyUp instead of keyDown to press the key.

Using CONTROL instead of ALT for window switching.

To switch windows, hold ALT key down, press TAB, then release ALT key.

5fill in blank

hard

Fill all three blanks to hold SHIFT, type 'hello', then release SHIFT.

Selenium Java

Actions actions = new Actions(driver);
actions.[1](Keys.[2]).sendKeys("hello").[3](Keys.SHIFT).perform();

Drag options to blanks, or click blank then click option'

AkeyDown

BSHIFT

CkeyUp

DCONTROL

Attempts:

3 left

💡 Hint

Common Mistakes

Using CONTROL instead of SHIFT for uppercase typing.

Using keyUp before sendKeys which causes errors.

Hold SHIFT down to type uppercase 'HELLO', then release SHIFT key.

Practice

1. What does the keyDown method do in Selenium keyboard actions?

easy

A. Types text into an input field

B. Releases a specified key

C. Presses and holds down a specified key

D. Clicks on a web element

Solution

1. Step 1: Understand the purpose of keyDown

   The keyDown method simulates pressing and holding a key on the keyboard.

2. Step 2: Differentiate from keyUp

   keyUp releases the key, so it is not the same as keyDown.

3. Final Answer:

   Presses and holds down a specified key -> Option C

4. Quick Check:

   keyDown = press and hold key [OK]

Hint: Remember: keyDown = press and hold key [OK]

Common Mistakes:

• Confusing keyDown with keyUp
• Thinking keyDown types text
• Assuming keyDown clicks elements

2. Which of the following is the correct syntax to press and hold the SHIFT key using Selenium Actions in Java?

easy

A. actions.keyDown(Keys.SHIFT).perform();

B. actions.keyUp(Keys.SHIFT).perform();

C. actions.pressKey(Keys.SHIFT).perform();

D. actions.holdKey(Keys.SHIFT).perform();

Solution

1. Step 1: Recall the correct method name

   The method to press and hold a key is keyDown, not keyUp or others.

2. Step 2: Check method chaining and parameters

   The syntax actions.keyDown(Keys.SHIFT).perform(); correctly presses and holds SHIFT key.

3. Final Answer:

   actions.keyDown(Keys.SHIFT).perform(); -> Option A

4. Quick Check:

   keyDown + perform() = press and hold key [OK]

Hint: Use keyDown(Keys.KEY).perform() to hold keys [OK]

Common Mistakes:

• Using keyUp instead of keyDown to press key
• Using non-existent methods like pressKey or holdKey
• Forgetting to call perform() to execute action

3. What will be the effect of the following Selenium Java code snippet?

Actions actions = new Actions(driver);
actions.keyDown(Keys.CONTROL).sendKeys("a").keyUp(Keys.CONTROL).perform();

medium

A. Releases the CONTROL key before pressing 'a'

B. Types the letter 'a' without any modifier

C. Throws a runtime exception due to wrong method order

D. Selects all text on the active element

Solution

1. Step 1: Analyze the keyDown and sendKeys sequence

   The code presses and holds CONTROL, then sends 'a', then releases CONTROL.

2. Step 2: Understand the effect of CONTROL + 'a'

   CONTROL + 'a' is the common shortcut to select all text in many applications.

3. Final Answer:

   Selects all text on the active element -> Option D

4. Quick Check:

   CONTROL + a = select all [OK]

Hint: CONTROL + a usually means select all text [OK]

Common Mistakes:

• Thinking it types 'a' without CONTROL
• Assuming method order causes error
• Ignoring keyUp releases key after sendKeys

4. Identify the error in this Selenium Java code snippet:

Actions actions = new Actions(driver);
actions.keyUp(Keys.SHIFT).sendKeys("hello").perform();

medium

A. sendKeys cannot be chained after keyUp

B. keyUp is called without a preceding keyDown for SHIFT

C. perform() is missing at the end

D. Keys.SHIFT is not a valid key constant

Solution

1. Step 1: Understand keyUp usage

   keyUp releases a key that must have been pressed before with keyDown.

2. Step 2: Check the code sequence

   The code calls keyUp(Keys.SHIFT) without pressing SHIFT first, which is incorrect.

3. Final Answer:

   keyUp is called without a preceding keyDown for SHIFT -> Option B

4. Quick Check:

   keyUp needs prior keyDown [OK]

Hint: Always press keyDown before keyUp for same key [OK]

Common Mistakes:

• Calling keyUp without keyDown first
• Assuming sendKeys can't follow keyUp
• Forgetting perform() call

5. You want to simulate typing uppercase text "HELLO" in an input box using Selenium Actions. Which code snippet correctly achieves this using keyDown and keyUp?

hard

A. actions.keyDown(Keys.SHIFT).sendKeys("hello").keyUp(Keys.SHIFT).perform();

B. actions.sendKeys("HELLO").perform();

C. actions.keyDown(Keys.SHIFT).sendKeys("HELLO").keyUp(Keys.SHIFT).perform();

D. actions.keyUp(Keys.SHIFT).sendKeys("hello").keyDown(Keys.SHIFT).perform();

Solution

1. Step 1: Understand how to type uppercase with SHIFT

   Holding SHIFT and typing lowercase letters results in uppercase letters.

2. Step 2: Analyze each option

   actions.keyDown(Keys.SHIFT).sendKeys("hello").keyUp(Keys.SHIFT).perform(); holds SHIFT, types "hello" (lowercase), then releases SHIFT, producing "HELLO". actions.sendKeys("HELLO").perform(); types "HELLO" directly but does not use keyDown/keyUp. actions.keyDown(Keys.SHIFT).sendKeys("HELLO").keyUp(Keys.SHIFT).perform(); holds SHIFT and types "HELLO" which results in double shift effect (may cause unexpected input). actions.keyUp(Keys.SHIFT).sendKeys("hello").keyDown(Keys.SHIFT).perform(); releases SHIFT before typing, which is incorrect.

3. Final Answer:

   actions.keyDown(Keys.SHIFT).sendKeys("hello").keyUp(Keys.SHIFT).perform(); -> Option A

4. Quick Check:

   Hold SHIFT + lowercase = uppercase letters [OK]

Hint: Hold SHIFT and type lowercase to get uppercase [OK]

Common Mistakes:

• Typing uppercase letters while holding SHIFT
• Releasing SHIFT before typing
• Not using keyDown/keyUp for SHIFT