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Wireless Networks
Consider a warehouse that is 60m by 30m. Wireless networking is required so that up to 20 staff members working in the warehouse can track stock movements and perform stock checks using mobile devices.
(a) Assume that the useful range of WiFi within the warehouse will be 15m radius. Design a simple layout of omnidirectional antennas to cover the entire warehouse. Show the channel to be assigned to each antenna, taking care to minimise interference between the coverage areas. Briefly explain any key design decisions you have made.
(b) Which WiFi flavour (a, b, g, n, ac, ad, or other) would you recommend for this new installation? Discuss the options and justify your choice.
(c) Would you recommend security for this network, and if so, what type of security? Discuss the options and justify your choice.
Identify how IP addresses are assigned in the local area network at your scool or workplace. Were any other methods used to assign IP adreess prior to the current configuration? Why was the current configuration chosen?
A typical signal sequence in synchronous connection contains significant amount of information in addition to just intended message or data.
You were tasked to handle the urgent delivery of 10TB of data from your company in Washington, D.C to a subsidiary in San Francisco, CA (2,815 miles away).
Each register window has 32 registers, of which 10 are global variables and 10 are local variables. How many registers would be available for use by input parameters?
CMP provides many useful services, yet some organizations block ICMP traffic. Why should an organization block ICMP traffic?
Should the viewing or monitoring of social networking cites be considered an appropriate method for preliminary employment screening and continued employment with organizations?
In the TS RemoteApp Manager console, there are currently two warning indicators showing in the Overview area. Will any of these warnings make it impossible to access your RemoteApp applications from your partner server?
Find the RFC that defines the FTP protocol. Take any non text file (e.g. word document, mpg, excel or any application centric file) Segmentation of a file and forming FTP datagrams: Read first 'x' number of bytes and use them as part of payload sect..
You are administrator of a client-server environment. What type of network would you install and how would pieces and components of this network relate to each other?
a) Make a power table for numbers mod 11. Indicate how the table shows Fermat's theorem, label the primitive roots mod 11. Explain how you can tell they are primitive roots. Label the rows that make good power ciphers and explain
It is significant to know what issues are for encrypting data in the database. Comment on what you think is most significant obstacle to encryption. Describe your position.
Provide subnet assignment which gives contiguous address space to each department. (b) Do same in (a) but with department B having 70 hosts.
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