1 - Laptop Hardware

What's the difference between modular and integrated laptop batteries?

Modular: easily swapped by user. Integrated: requires disassembly. /

What's the advantage of Li-ion and Li-ion polymer batteries over older tech?

No memory effect; can recharge anytime. /

How can you test a faulty laptop keyboard without opening it?

Plug in an external USB keyboard. /

What special care is needed when replacing laptop keycaps?

They're fragile; follow manufacturer instructions. /

What type of memory do laptops use?

SO-DIMM. /

What two storage interfaces are common in laptops?

SATA 2.5" and M.2. /

What's the main benefit of SSDs over HDDs in laptops?

Faster and more reliable, no moving parts. /

Case: A user wants to move from HDD to SSD without reinstalling. What's the solution?

Use imaging/cloning software to copy all data. /

Where are Wi-Fi antennas usually placed in laptops?

Around the display bezel. /

What main wireless technologies are built into modern laptops?

Wi-Fi (802.11) and Bluetooth. /

Case: After replacing a Wi-Fi card, the laptop can't connect. What should you check?

That the antenna wires (main/aux) are properly connected. /

What is Windows Hello?

Biometric authentication via face or fingerprint in Windows. /

What is NFC used for in laptops?

Short-range authentication and payments (<4 cm). /

What components are often integrated with the laptop camera?

Microphones for audio in video calls. /