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Problem 1. Show various features of a 1G network
Total three features for each feature of 1G
Problem 2. Describe how a cellular network works with functional block diagram?
Problem 3. What are the applications, which are supported by 3G networks?
Problem 4. Explain the importance of power management in wireless network.
Problem 5. Briefly explain the various methods of capacity expansion in a cellular network.
Question: a) How many bits per second can be sent on a noiseless 4 MHz channel if four-level digital signals are used? b) If a binary signal is sent over a 3 KHz channel who
How much would it cost to have a project completed by tomorrow night?
Question : (a) "Pulse Code Modulation (PCM), as used in telephony, samples a signal at 8 kHz using 256 quantization levels". Outline how this scheme works with the help of ske
TOKEN RING Many LAN methods that are ring topology need token passing for synchronized access to the ring. The ring itself is acts as a single shared communication phase. Both
W h a t do you understand by the terms security, network security and information security? How network security and information security are connected? Security can be def
How to pretect my computer from attacking
PROCESSING AN INCOMING ARP MESSAGE When an ARP message reaches, the protocol specifies that the receiver must operate two basic steps. First the receiver finds the sender's add
There are various benefits related with providing the security. They are given below, (i) Confidentiality/ Privacy (ii) Integrity (iii) Availability (iv)Authenticatio
With explain the encryption model the help of diagram. Symmetric cipher model uses the secret-key or a single-key for encryption/decryption purposes. It employs a symmetric encr
Network-Based IDS (NIDS) A NIDS resides on computer or appliance connected to segment of an organization’s network and looks for signs of attacks. While examining packets, a NID
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