uefi vs bios

Question 1

What are UEFI’s size advantages over BIOS?

Answer 1

UEFI supports larger drives (up to 9.4 zettabytes) with GPT, while BIOS is limited to 2.2 TB due to MBR.

Question 2

How does UEFI boost boot speed?

Answer 2

UEFI runs in 32-bit/64-bit modes, improving boot speed by efficiently using system resources.

Question 3

Why is UEFI’s interface user-friendlier?

Answer 3

UEFI offers a graphical interface with mouse support, making setup more intuitive.

Question 4

Explain UEFI’s security feature, Secure Boot.

Answer 4

Secure Boot allows only verified drivers and services, preventing malware during boot. And requires drivers and kernels to have a digital signature to counter piracy.

Question 5

How does UEFI’s GPT differ from BIOS’s MBR?

Answer 5

UEFI uses GPT, enabling larger drives and more partitions compared to BIOS’s MBR.

Question 6

What’s UEFI’s advantage in handling multiple OS?

Answer 6

UEFI’s boot manager manages multiple OS on one drive, letting users choose at startup.

Question 7

Why is UEFI’s system info more detailed?

Answer 7

UEFI provides comprehensive hardware and firmware details, aiding troubleshooting.

Question 8

What modern tech does UEFI support?

Answer 8

UEFI supports USB 3.0, NVMe, and PCIe, improving performance over BIOS.

Question 9

What’s the significance of UEFI’s network boot support?

Answer 9

UEFI’s network boot support streamlines remote OS deployment, maintenance, and recovery, ensuring consistency, scalability, and flexibility in system management.