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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 suggestion of increasing and decreasing subnet Bits?
Perfect Shuffle Permutation This was advised by Harold Stone (1971). Consider N objects each characterized by n bit number say X n-1, X n-2, X 0 (N is chosen such that N
Q. Microwave Applications? - Unicasting - one-to-one communication among sender and receiver - Cellular phones - Satellite networks - Wireless LANs
What is the difference between routable and non- routable protocols? Ans) Routable protocols can work with a router and can be used to build huge networks. Non-Routable protocol
Explain the different asymmetric algorithms?
network diagram which must include at least 2router,2bridge and 4 switches and must have different protocols and different cable...?
Firewalls Firewalls emerged as a new technology in 1990s but its idea was present near two decades back. Historical context of "Firewall" is quite literal. It was in use to des
WAN interface card(WIC) slots Two fixed WIC slots are present in 2600 series router except 2691. It has contained 3 WIC slots. Network Module Expansion Slot( NM) slot
Pretty much any end-user program is an best example of the Application Layer.
What are the Access methods used in LAN: i. Switched access: It is used in LANs which are assigned around CBXs. Electronic switching is techniques are used to provide access
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