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Question:
(a) In order to encourage the development mobile technologies, Europe has opted for standardisation. What is the rationale behind this? Provide concrete examples of how this has positively influenced the development of mobile technologies and compare this to the American model.
(b) Describe different types of antennas and their relative advantages.
(c) State and describe different effects that affect signal propagation.
(d) What is Spread Spectrum?
(i) State and describe the main problem that spread spectrum techniques help to overcome
(e) State 5 of the Microsoft guidelines for designing accessible user interfaces.
Smart Card & E-Cash E-cash storable smart cards can kept and dispense cash electronically, making bills and coins lesser essential. It transfers funds over phone lines, making
Granularity In parallel computing, granularity is a important measure of the ratio of computation to communication. Coarse Granularity: relatively huge amounts of computa
MAC address helps in (A) multimedia access control. (B) media access control. (C) mobile access control. (D) master access point control Ans: MAC addr
data warehousing Data warehouse means Subject oriented Integrated Time variant Non-volatile collection of data for management's decisions. It is h
What is Web Mail Services? Web-based email services are also called as web mail or HTTP email. Unlike traditional POP email, web mail can be accessed from any PC using any web
What are the two aspects of locality of reference? Define them. Two aspects of locality of reference are temporal aspects and spatial aspect. Temporal aspect is that a r
In a two stage network there are 512 inlets and outlets, r=s=24. If the probability that a given inlet is active is 0.8, calculate: Blocking probability Given: N =M =512,
What is response ratio? HRRN that is Highest Response Ratio Next scheduling is a non-preemptive discipline, as same to Shortest Job First (SJF) wherein the priority of all jobs
What are the different layers in R/3 system? There are three layer:- Presentation Layer. Application Layer. Database Layer.
Convert (177.25) 10 to octal Ans. 177.25) 10 = ( ) 8 Firstly we take integer part Hence (177) 10 = (261) 8 Now as 0.25 x 8 = 2.00 and 0.00 x 8 = 0 Therefor
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