Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Implementing Protection with Virtual Memory - computer architecture:
To enable the operating system to implement protection in the VM system, the HW have to:
I. Support at least 2 modes that denoted whether the running process is a user process (executive process) or an operating system process (kernel/supervisor process).
II. Provide a part ion of the CPU state that a user process may read but not write (includes supervisor mode bit).
o Only operating system process may change page tables. Page tables are held in operating system address space thereby preventing a user procedure from changing them.
o When processes desire to share information in a restricted way, the OS have to assist them.
o The write access bit (in both the TLB and the page table) can be used to limit the sharing to only read sharing.
Adding Momentum - Sigmoid units: However imagine a ball rolling down a hill as it does so then it gains momentum in which its speed increases and it becomes more difficult to
Make a spreadsheet that has on every line an integer student identification number followed by 3 quiz grades for that student. Go though that information from the spreadsheet into
Intel's 8086 was the first 32-bit processor, and as the company had to backward-support the 8086. All the modern Intel-based processors will run in the Enhanced mode, capable of sw
The number and nature of registers is a major factor which distinguishes among computers. For illustration, Intel Pentium has about 32 registers. A number of these registers are sp
Define buffering. A buffer is a memory area that keeps data while they are transferred among two devices or among a device and an application. Buffering is done for three reas
The main benefits of CD-ROMs are: These are removable disks, thus they are suitable for archival storage mass replication is cheap and fast large storage capacity
A Master group consists of? A master group have 300 voice channels.
What are interacting processes? Interacting processes: The concurrent processes executing into the operating system are cooperating or interacting processes if they can be af
Compare pre-emptive and non-preemptive scheduling policies. We preempt the currently executing process in preemptive scheduling. In non-preemptive we permit the current process
1. The missionaries and cannibals problem. Three missionaries and three cannibals are on the left river bank, with a boat that can hold one or two people. If on either side of the
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd