Que. If there are N people in the world and are using secret key encryption/decryption for privacy purpose, then number of secret keys required will be:
a. N
b. N-1
c. N*(N-1)/2
d. N*(N+1)/2
Answer:N*(N-1)/2
What is the function of a translating bridge ?
Match the following:
List - I
(a) Data link layer
(b) Network layer
(c) Transport layer
(d) Presentation layer
List - II
(i) Encryption
(ii) Connection control
(iii) Routing
(iv) Framing
A ............... can forward or block packets based on the information in the network layer and transport layer header.
A networking device used to connect similar types of LANs
A slotted ALOHA network transmits 200 bits frames using a shared channel with 200 kbps bandwidth. If the system (all stations put together) produces 1000 frames per second, then the throughput of the system is .................
Which of the following algorithms is not a broadcast routing algorithm?
How many DS1 signals are transported on a DS3 signal ?
The count-to-infinity problem is associated with
The address of a class B host is to be split into subnets with a 6 - bit subnet number. What is the maximum number of subnets and maximum number of hosts in each subnet?
An example of an adaptive routing algorithm is: