Explain Difference between congestion control and QoS(or Quality of service)

0 Answers  

---

how we can access 2 networks at a time from a system lets say 1)local network and 2)internet

3 Answers   IBM,

---

difference between parallel and serialo communication

1 Answers   IBM,

---

According to you which is the most important OSI layer?

0 Answers   IOCL,

---

Give an example for bus type network.

1 Answers  

---

---

Differentiate between Optical fibre and twisted pair

0 Answers  

---

What are the other names of IEEE 802.11 protocol or standard?

0 Answers  

---

Differentiate between stop-and wait ARQ and Go-back-N protocol.

0 Answers  

---

Why TCP/IP reference model is more popular than OSI model ?

0 Answers  

---

CSMA/Cd protocol used in

6 Answers   Hughes, Motorola,

---

What is the function of data link layer?

0 Answers  

---

What is UTP?

4 Answers  

---