Tell me what is the difference between tcp and udp?

591

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Explain what is blackberry? Please make it clear for a layman?

565

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Explain what is bts? What are its different?

522

---

What are the different types of bts?

554

---

What is bts? What are its different?

568

---

What is the layered architecture of the internet?

484

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In a wireless network, describe how each layer would be different from a wired network?

523

---

Explain the function of trau?

555

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Explain call flow for roaming mobile to roaming mobile?(Both users are belongs to same state but staying on roaming in different states)

550

---

What is frequency band for 3g?

510

---

What do you mean by fdma?

555

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How cdma is different from gsm?

560

---

How cdma works?

547

---

Explain ip addresses range a,b,c,d,e?

579

---

What is rrc states in umts?

526

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