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Android operating system is an open source, Linux-based Smartphone OS. It is the world's most popular mobile platform with more than 700,000 applications and 25 billion downloads. Applications are usually developed in the Java programming language using different tools, but mainly the Android Software Development Kit. The Android platform has also grown to become a favourite among mobile developers. According to IDC [3], Android is growing rapidly and by Q3 2012 it has about 75 % market share of the smart phones globally. This makes it a good platform for developing applications.
What is an operating system? An operating system is a program that acts as a mediator between a user and the computer hardware. The function of an operating system is to provid
What is sector sparing? Low-level formatting also sets aside extra sectors not visible to the operating system. The controller can be told to change each bad sector logically w
The dynamic memory allocator is a layer between the application and the OS, managing heap objects. When a program requests memory from the allocator (via malloc(), for instance), t
advantages and disadvantages of monolithic and layered approach
Hashed page table method A general approach for managing address spaces larger than 32 bits is to use a hashed page table with the hash values being the virtual-page number.
List the task regions in the Spiral model. Customer communication - In this region it is suggested to set up customer communication. Planning - All planning activities
Q. Palm OS provides no signifies of concurrent processing. Discuss three major complications that concurrent processing adds to an operating system. Answer: a. A meth
Give a brief introduction about the operation of your program and show that you understand the idea behind threads and mutual exclusion variable. Why do we need to use mutual exclu
What is a binary Semaphore?
how response times are reduced by allowing time sharing on top of multiprogramming
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