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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.
Sending a message to a group multicast address is known as multicasting, and its routing algorithm is known as multicast routing.
Can you define the difference among trusted and untrusted networks?
The relationship between dotted decimal notation and classes is shown as follows. In class A the three octets managed to a host suffix. In class B the last most two octets ar
Encoding Process c= uG u: binary data sequence of length 4( input) G: Generator matrix which is 7*4 c: Codeword D
Q. Explain the types of Security Threats? (a) Normal Flow (b) Interruption: An asset of a system develops into unavailable or unusable. (c) Interception: A few unaut
A generic algorithm is mostly analyzed on the basis of the following parameters: the time complexity (implementation time) and the space complexity (amount of space necessary). Usu
Question: (a) Describe the importance of backups and the use of antivirus software. (b) With the help of an example/ illustration, explain the term encryption and explain
What is meant by horizontal scaling and vertical scaling? Ans) Horizontal scaling means adding or removing client workstations with only a small performance impact. Vertical
What is the difference between trigger and rule? The triggers are known as implicitly by database generated events, whereas stored procedures are known as explicitly by client
Explain Radio Wave. Although Radio waves are common and well understood, we are just starting to realize their enormous potential as a networking medium. Radio waves can operat
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