Security Manager on Applets
Write down some of the restrictions imposed by using a Security Manager on Applets?
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Applets can’t read or write files on the client machine which executes it. They can’t load libraries or access the native libraries. They can’t make network connections apart from to the host that it came from. They can’t begin any program on the client machine. They can’t read some system properties. Windows which an applet brings up look different than windows which an application brings up.
Limit the Scope of Data Declarations at the smallest possible level is consistent with the well known principle of data hiding. It stops one module from inadvertently referencing and modifying data values which are only meant to be used by another mod
MIME: Multipurpose Internet Mail Extensions (abbreviated as MIME) are rules which make it possible to utilize electronic mail to send content other than the simple text.
What are the main quality consequences of selecting an unsuitable life cycle model for a software project?
Avoid Redundancy: While not every form of redundancy is as bad from a verification perspective as it is from a maintenance point of view, behavioral redundancy to re-create (local) state can impose problems because the model checker does not distingui
Explain the distributed systems.
Hot spot: This is an area in an image map with a specific significance. A program usually monitors movements of the mouse, and reacts according to the actions related with the hot spots over which it passes. This may comprise displaying various status
1. Suppose we have a class A which has a constructor that takes a single integer. (a) After the following statements have been executed, how many A objects will exist
State the term INODE. Answer: It is a pointer to a block upon the disk and is a unique number. This holds metadata of files.
Property Specifications: The most straightforward way to specify and check simple safety properties in JPF is to use Java assertions inside the application under analysis. This allows the specification of properties that only depend on the application
Two dimensional array: A two dimensional array is a continuous memory location having similar kind of data arranged in row and column format (such as a matrix structure). D
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