1. A computer keyboard is mainly a ______ device. A) Output B) Input C) Storage D) Processing, 2. Which mouse button is mainly used to select an item? A) Right button B) Scroll wheel C) Left button D) Middle button, 3. What does a double-click usually do to a file? A) Deletes it B) Opens it C) Renames it D) Prints it, 4. Which mouse action is used to move an object from one place to another? A) Right-click B) Double-click C) Drag and drop D) Scroll, 5. What is the main function of the mouse scroll wheel? A) To type letters B) To move a page up and down C) To delete files D) To open the keyboard, 6. Which mouse uses an invisible infrared laser for detecting movement? A) Mechanical mouse B) Laser mouse C) Ball mouse D) Wired mouse, 7. Which keyboard layout is mentioned in the module? A) ABCDEF B) QWERTY C) ASDFGH D) ZXCVBN, 8. Which keys are represented by F1 to F12? A) Control Keys B) Navigation Keys C) Function Keys D) Numeric Keys, 9. Which key moves the cursor to the beginning of a line? A) End B) Home C) Delete D) Tab, 10. Which key moves the cursor to the end of a line? A) Home B) End C) Esc D) Enter, 11. Which key is used to create a space between words? A) Tab B) Enter C) Spacebar D) Backspace, 12. Which key is used to erase text? A) Backspace B) Shift C) Ctrl D) Alt, 13. Which key is used to cancel or exit an action? A) Enter B) Esc C) Spacebar D) Num Lock, 14. Which shortcut is used to copy selected text or a file? A) Ctrl + X B) Ctrl + V C) Ctrl + C D) Ctrl + Z, 15. Which shortcut is used to paste copied content? A) Ctrl + P B) Ctrl + V C) Ctrl + C D) Ctrl + X

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