9 Flashcards
1
Q
GDT itself is an array of descriptors where each descriptor is an ——- entry?
A
8 byte
2
Q
The base and limit of GDT is stored in a —— bit register, called the —-?
A
48 bit, GDTR
3
Q
The fisrt entry of GDT must always be —- called —– descriptor?
A
zero, null
4
Q
The 32 bit base in both descriptors is scattered into different places because of —–?
A
Compatibility reasons
5
Q
Full form of VESA?
A
Video electronics standard association
6
Q
VBE stands for ?
A
Video BIOS extensions
7
Q
VESA VBE 2.0 standard includes —?
A
Linear frame buffer mode
8
Q
Linear frame buffer mode allows —-?
A
Direct access to the whole video memory.
9
Q
The IDTR is a —- bit register.
A
48
10
Q
To interface an assembly routine with a high level language program means —-?
A
to be able to call functions back and forth.
