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Assume an operating system maps user-level threads to the kernel using the many-to-many model and the mapping is done through LWPs. furthermore the system allows developers to create real-time threads
Why is it important to install operating system and application software updates in a timely manner? How can users and system administrators ensure that they are installed in a timely manner?
Suppose two more calls are made after the maximum value from part (a) is reached. How many register windows must be saved to memory as a result?
What basic operating system feature does a concurrent server use to handle requests from multiple clients simultaneously?
Which computer manufacturer first made virtual memory standard and how has virtual memory evolved since?
Suppose we have an eight CPU computer with four hard drives.MTTF of each cpu is 100000 hours and the MTTF of the hard drive is 50000 hours
What advantage does a dual or quad processor system have over a single processor syatem? Is it worth the cost? would it be better just to buy two or more computers?
An imaginary computer has four data registers (R0 to R3), 1024 words in memory, and 16 different instructions (add, subtract etc). what is the minimum size of an instructions in bits if a typical inst
Determine the features and capacities (RAM, disk storage, processor speed) that Amy should include in the Web server computer that she will need for her site.
Consider the advantages and disadvantages of each major operating system that Amy might use on the Web server. In a one-page memorandum to Amy, make a specific recommendation and support it with facts
Without using an extra memory you have to re-arrange the element of array like
Read an integer, say x, from the spim console window by printing the message "enter an integer." You do not need to write this part, it is already given to you as part of the homework. The integer is
What is the future for Linux in the server room?
Compare the forensic tools for UNIX environments (e.g, the Sleuth and TCT) with tools for Windows environments (e.g., EnCase and FTK). Discuss the advantage and disadvantage of Linux platform and Wind
Consider a computer disk where it takes time x to move ("seek") to the start of a portion of the disk ("track") that contains a block of m data items, and then it takes time y per data item to sequent
Given that main memory is composed of three page frames for public use and that a seven-page program (with pages a, b, c, d, e, f, g) requests pages in the following order: a, b, a, c, d, a, e, f, g,
Suppose the keyboard interrupt vector is x34 and the keyboard interrupt service routine starts at location x1000. What can you infer about the contents of any memory location from the above statement?
Given a DAC system describe how a MAC system could be "implemented" on top of this DAC system. Please discuss any problems and assumptions. For simplicity you can assume that the levels of the users a
This is regarding Principles of Operating Systems assignemnt.
CPU with interrupt-driven I/O is busy servicing a disk request. While the CPU is midway through the disk-service routine, another I/O interrupt occurs
For a timesharing system with two disks (user and system), the probabilities for jobs completing the service at the CPU were found to be 0.75 to disk A, 0.15 to disk B, and 0.1 to the t
Dover Leasing has recently hired a new server administrator. Prepare a brief explanation for the new administrator about how to configure NTFS permissions for the different groups on the network.
For this part of the lab exercise, we will be revisiting the problem of converting a value stored in a register to a string representation of that value in decimal form. Assume that the value&nbs
IP is the primary network (layer 3) protocol that contains addressing information and some control information to enable packets being routed in network. Write a tutorial which consists of detailed in
By nature, a function returns a single value. Discuss the difference between how Oracles single-row functions and group functions react within a query.