Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Library Science Information Technology Data & Network Security
Which of the following is/are ISDN Interfaces
(A). Basic Rate Interface (BRl)
(B). Physical Rate Interface (PhRI)
(C).Primary Rate Interface (PRl)
(D). Broadband-ISDN (B-ISDN)
1
A, B and C
2
B, C and D
3
A, C and D
4
A, B and D