1. 

b. hai
c. ba
d. 

2. 

a. MTP
b. STP
c. SCCP
d. 

3. -T _______
a. Q.701
b. Q.201
c. Q.714
d. Q.726

4. 

a. Fill In Signal Unit (FISU) (FISU)
b. Link Status Signal Unit (LSSU))
c. Message Signal Unit (MSU))
d. 

5. 

b. 

d. 

i.e. Broadband ISDN)
a. MTP level 1
b. MTP level 2
c. MTP level 3
d. MTP level 4
11. 
a) POP
b) SSS
c) SS7
d) 
12. 


a) switched; in-band
b) out-of-band; in-band
c) switched; leased
d) leased; out-of-band 13. 

a) 

b) 
c) 
d)  14. Hãy cho 



a) 
b) 

c) 

d)  18. 
a) 
b) 

c)               -
associated Signaling và Quasi-associated Signaling.
d)  19. 
a) 
b) 

c)               -
associated Signaling và Quasi-associated Signaling.
d) -associated Signaling. 20. 
a) 
b) 