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QUESTION - Name Services
(a) Illustrate with help of a diagram the results of a DNS lookup and an ARP lookup assuming we are using IPv4.
(b) Why do DNS root servers hold entries for two-level names such as ac.mu and un.org, rather than one-level names such as .mu and .org?
(c) Is it possible for a DNS server to provide multiple answers to a single name lookup? When and Why?
(d) Explain the use
(i) of aliases in name services
(ii) of caching servers to enhance availability
Explain in detail about the real time systems. Hard and soft real time systems. Real time and high performance. Real-Time control. Real time software design
How software metrics is beneficial for sfotware engineer Using software metrics, software engineer measures software processes and requirements for that process. Software measu
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
Data collection A metrics programme should be based on a set of product and process data. Data should be collected immediately (not in retrospect) and, if possible, automati
Problem 1. Explain why it is necessary to design the system architecture before the specifications are written 2. Explain why it is important to describe software designs 3.
Testing conducted to consider a system or component in its operational environment. Contrast with development, testing,; testing, acceptance;
How will you view GUI maps in Winrunner? - GUI maps are viewed by using GUI Map Editor - It's located in Tools menu within WinRunner. - It displays all of the GUI Map fil
Waterfall Model It is the oldest, simplest and most widely used process model. In waterfall model, every phase of the life cycle is finished before start of a new phase. It's
Boundary Value Analysis: It's widely examined that input values at the extreme ends of input domain cause more errors in system. More application errors happen at the boundaries
Question: (a) What is a piconet in a Bluetooth context? (b) Discuss the concept of Master, slave, stand-by and parked devices with respect to a Bluetooth piconet. (c)
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