What hex value is the standard indicator for jpeg graphics files??

Most of the memory on the motherboard is

A) DRAM B) SRAM C) ROM D) BIOS/UEFI

What is the output for y?

int y = 0; for (int i = 0; i < 10; ++i) { y += i; } System.out.println(y); a. 10 b. 11 c. 12 d. 13 e. 45