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Question:
(a) Short Message Service (SMS) is a service available on most mobile phones that allows the sending of short messages between mobile phones, other handheld devices and even landline telephones.
Briefly describe why an SMS is limited to 160 characters.
(b) Multimedia Messaging Service (MMS) is a standard for a telephony messaging systems that allow sending messages that includes multimedia objects (images, video, audio, rich text) and not just text messages as in Short message service.
Briefly explain the two modes of delivery in MMS.
(c) Prepare the basic steps that should be taken to secure a WiFi network.
What is the basic difference between latches and flip flops? Ans) flip flops have clock signal whereas latches dont require anyclock pulse..
i want an assignment with 2500 words on this topic with Harvard referencing on 22th of dec can i get it ?
A typical layer 2 switch has a number of features. Identify and explain 5 features that you think are important that you would consider in your evaluation of L2 switches offered b
detail discusion
Encoding data options PVM uses SUN's XDR library to generate a machine independent data format if you request it. Settings for the encoding option are: PvmDataDefault: Use X
Q. Use of Two-Layer Switch? - Performs at the physical as well as data link layer - A bridge with many ports designed for faster performance - Allocates unique port to ea
Explain the disadvantages of symmetric algorithms?
Can you define the WAN and LAN Interface in Routers?
802.11g OFDM a) Uses OFDM with same 2.4 GHz band b) Achieves a 54-Mbps data rate c) Works with same 802.11b equipment
how to own cipher to encrypt and decrypt message by combine both substitution ans transposition algorithm using c program
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