1. The
mean delay of static channel allocation in LANS and MANS using FDM is
...............
(A) T=1/A (B)
T=1/pc
(C) T=1/(pc-A) (D) T=1/p
Answer: C
2. What
is the port number for (File Transfer Protocol - Control) FTP?
(A) 20 (B)
21
(C) 22 (D)
35
Answer: B
3. Port
number for (Secure Shell) SSH?
(A) 20 (B)
21
(C) 25 (D)
22
Answer: D
4. Busy
Waiting is found in ..............
(A) ALOHA (B) Slotted ALOHA
(C) 1-persistent CSMA (D) non-persistent CSMA
Answer: C
5. Contention
Slots are not found in .......................
(A) non-persistent CSMA (B) CSMA/CD
(C) Bitmap (D)
None of these
Answer: A
6. A
problem with Bitmap protocols is an overhead of ..................... bit(s)
per station.
(A) 0 (B)
1
(C) 2 (D)
3
Answer: B
7. In
adaptive tree walk protocol we use ...................... and .....................
searching.
(A) Graph and Breadth First (B)
Tree and Breadth First
(C) Graph and Depth First (D)
Tree and Depth First
Answer: D
8. A
hub is used in ......................... Ethernet.
(A) 10Base 5 (B)
10Base 2
(C) 10Base – T (D) 10Base - F
Answer: C
9. A
transceiver cable is used in ......................... Ethernet.
(A) 10Base 5 (B) 10Base 2
(C) 10Base - T (D) 10Base - F
Answer: A
10. The
protocol used in ETHERNET?
(A) ALOHA (B) Binary Count down
(C) CSMA/CD (D) Multiple Access Protocol
Answer: C
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