8. Magistrale. Tipuri. Componenta Flashcards

1
Q

Ce este o magistrala?

A

este un mediu de comunicatie partajat ce permite interconectarea procesorului, memoriei si
dispozitivelor de I/O

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Din ce este formata o magistrala?

A
din linii de control, date si adrese
- control: cereri, ACK, tipul
datelor (adrese sau date)
- date: date, adrese
- adrese (optional): adrese
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Pe cat nivele este ierarhizata magistrala?

A

PCI

ISA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Ce este magistrala de tip PCI?

A

se conecteaza echipamente periferice rapide : hard disk, retea Ethernet, video

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Ce este magistrala de tip ISA?

A

se conecteaza echipamente periferice lente : unitate de disk flexibil, canale seriale, paralele

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Ce reprezinta latimea magistralei de date?

A

este cheia performantei

latime bus date = word

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Ce efectueaza magistrala de adrese?

A

identifica sursa/destinatia datelor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Ce reprezinta latimea magistralei de adrese?

A

memoria maxima

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Ce efectueaza magistrala de control?

A

semnale de read/write catre memorie
cereri de intrerupere IRQ
semnale de ceas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Care sunt tipurile de magistrala?

A

procesor-memorie

I/O

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Cum este descrisa magistrala procesor-memorie?

A

acopera distante mici, rapida
nr fix dispozitive
performanta fixa si cunoscuta

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Cum este descrisa magistrala I/O?

A

distante mai mari, lenta
nr aleator de dispozitive
performante diferite
ex: ISA, PCI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly