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The principle is that of ordinary addition; however remember the highest number is 1. Calculate the following: 11001 + 11010 Answer: 11001 + 11010 110011 Subtraction of binary is difficult, however uses 2 compliment it is easier.
Calculate the following: 110011- 11010 Answer: Step One: Invert 11010 and add 1 11010 -> 00101 + 1 = 00110 Step two: Replace -11010 with 00110 and add 110011+ 00110 Step three: Remove msb = 110012
Briefly discuss on I/O hardware? A controller is a collection of electronics that can operate a port, a bus, or a device. A serial-port controller is an easy controller. It is
Q. What is the effect of permitting two entries in a page table to point to the same page frame in memory? Describe how this effect could be used to decrease the amount of time ne
Contiguous allocation: Every file will be allocated contiguous space in the memory. Allow the block size be 1K If a 50K files desires to be allocated space after t
Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption
What are attributes? Attributes are the one, which explains the properties of data object.
What are the most common schemes for defining the logical structure of a directory? The most common schemes for explaining the logical structure of a directory Single-L
Question: (a) (i) What is a microkernel? Describe the benefits of using microkernels. (ii) How does a microkernel-based operating system differ from a traditional operating
why we say " OS is a resource allocator" and “OS is a control program"?
The producer-consumermodel above has a standard human analogy of an assembly line. Humans have specialized skills, however, whereas threads running the same program do not need to
In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys
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