SRI VASAVI ENGINEERING COLLEGE(Sponsored By Sri Vasavi Educational Society)(Approved by AICTE, New Delhi & Affiliated to JNTUK, Kakinada)Telecommunication Switching SystemsAssignment-I

Pedatadepalli, TADEPALLIGUDEM-534 101, W.G. Dist.

UNIT-I1. Explain the following.

a. various switching network configurations

b. Elements of Switching System.

2. Explain about crossbar switching with suitable diagrams.

3. a) What is the need for Telecommunication Switching Systems.

b) Define and find the Switching capacity and blocking probability of a two stage

Switching Network.

4. Discuss the major design considerations for touch tone signaling?

UNIT-II

1. What is meant by SPC? Draw the block diagram of typical centralized SPC Organization. Explain the operating modes in SPC?

2. Explain the modes in which a time division time switch may be operated.

3. Explain the principle of time slot interchange switch with a neat sketch?4. What is Combination Switching? How many types are there? Explain each with the

help of neat diagram