Draw and label a figure to show the sequence of steps (step 1, step 2, etc.) in a write() operation to disk, from the application first calling a write() through the OS processing the write() to the final return from the write() call upon completion of the disk operation. Assume DMA with interrupts. Further assume that the disk is not ready at first for the write() operation. Your answer should include components such as the device controller, interrupt handler, device handler, device driver, DMA controller and any other OS components you deem appropriate to add.
Draw and label a figure to show the sequence of steps (step 1, step 2, etc.)...
1. Difference between sector sparing and sector slipping is A) sector sparing uses spare sectors while sector slipping does not. B) sector sparing results in copying of a single sector while sector slipping may result in copying of multiple sectors. C) sector sparing can help recover from hard errors while sector slipping cannot. D) sector slipping can help recover from hard errors while sector sparing cannot. 2. Which of the following is FALSE about swap space use? A) Swap space...
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1) A step-by-step solution to a problem is called a. hardware b. an operating system c. a computer language d. an algorithm 2) separated the programming task from the computer operation tasks. a. Algorithms b. Data processors c. High-level programming languages d. Operating systems 3) is a 16-bit code that can represent symbols in languages other than English. a. ASCII b. Extended ASCII c. EBCDIC d. Unicode 4) When you want to download music to a...
1. What is the outcome of this case? (Guilty, not guilty, acquitted, etc.) (2-3 sentences) 2. What is the author's basis of dissent OR basis or support for upholding the opinion of the court? (1 full paragraph) 3. How does this judicial opinion (and general case) increase your understanding of what has been learned/discussed during this time period of the class and the events within it? Explain how this case is historically significant to what we have learned. (I full...
This C++ Program consists of: operator overloading, as well as experience with managing dynamic memory allocation inside a class. Task One common limitation of programming languages is that the built-in types are limited to smaller finite ranges of storage. For instance, the built-in int type in C++ is 4 bytes in most systems today, allowing for about 4 billion different numbers. The regular int splits this range between positive and negative numbers, but even an unsigned int (assuming 4 bytes)...
Risk management in Information Security today Everyday information security professionals are bombarded with marketing messages around risk and threat management, fostering an environment in which objectives seem clear: manage risk, manage threat, stop attacks, identify attackers. These objectives aren't wrong, but they are fundamentally misleading.In this session we'll examine the state of the information security industry in order to understand how the current climate fails to address the true needs of the business. We'll use those lessons as a foundation...
10. Write a one-page summary of the attached paper? INTRODUCTION Many problems can develop in activated sludge operation that adversely affect effluent quality with origins in the engineering, hydraulic and microbiological components of the process. The real "heart" of the activated sludge system is the development and maintenance of a mixed microbial culture (activated sludge) that treats wastewater and which can be managed. One definition of a wastewater treatment plant operator is a "bug farmer", one who controls the aeration...