While replacing a keyboard, you see three extra keys — two with the Windows logo and one “Application” key. What model is this?

A data entry clerk complains of wrist pain from long typing hours. Which keyboard design would best help reduce strain?

While working in Excel, you realize your numeric keypad isn’t typing numbers but is moving the cursor. What should you check first?

You want to move your text cursor in a Word document without using the mouse. Which keys will you use?

While using a new software program, you press F1 and a help menu appears. What kind of keys are F1–F12?

A technician opens a keyboard and sees small rubber domes with carbon pads under each key. What switch type is this?

You’re restoring an IBM XT computer and find its keyboard has a large round plug with five pins. What connector is this?

You see a keyboard plug with six small pins arranged in a circle. What is it called?

You’re setting up a home theater PC and want a keyboard you can use from the couch without cables. Which connection should you choose?

A friend brings you a mouse that has a rubber ball inside for tracking movement. Which type of mouse is this?

Your coworker uses a device where they spin a large ball with their fingers to move the pointer, but the device doesn’t move. What is it?

You’re fixing an old IBM ThinkPad and see a tiny red pointing stick between the G, H, and B keys. What is it called?

While traveling, you use a laptop without a mouse. You move your finger on a rectangular pad below the keyboard to control the cursor. What device is this?

Your little brother is playing a racing game using a handheld control stick that tilts in different directions. What device is he using?

An artist wants to draw digitally using a pen-like stylus on a flat surface connected to their computer. Which device should they use?

You find an old mouse that connects to the back of a PC using a large 9-pin serial port. Which interface type is this?

A coworker tells you their optical mouse doesn’t need a mouse pad and was first introduced in 1999. Which company developed it?

Your friend claims their optical mouse requires a special mouse pad. Which statement about optical mice proves them wrong?

While using a program, you need to cancel an operation immediately. Which key should you press?