2. How many OSI layers are covered in the X.25 standard ?
(a) 1
(b) 2
(c) 3
(d) 4
| General Knowledge Books |
Related Posts
X.25 Protocol » Exercise - 112. X.25 protocol was recommended by CCITT in : (a) 1975 (b) 1976 (c) 1977 (d) 1978- X.25 Protocol » Exercise - 110. What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard ? (a) 2 (b) 3 (c) 4 (d) 6
- OSI Model » Exercise - 12. The OSI model has ______ layers. (a) 4 (b) 5 (c) 6 (d) 7
- X.25 Protocol » Exercise - 18. The access methods and protocols for GSM may be from : (a) X.25 (b) X.32 (c) Both a & b (d) None of these
- X.25 Protocol » Exercise - 19. X.25, it was developed for computer connections used for : (a) Terminal connection (b) Timesharing connection (c) Both a & b (d) None of these