"2021 大学操作系统全英文期末考试题及答案完整版"

The document "操作系统全英文期末考试题(带答案)(完整版)资料.doc" is a comprehensive collection of exam questions and answers for the course "操作系统" at XX University for the first semester of the 2021 academic year. The exam consists of multiple-choice questions, with a total of 20 points available. The exam covers a range of topics related to operating systems, including managing computer resources, designing interfaces between user programs and computer hardware, and high-level programming language compilers. One of the major concerns of an operating system, as indicated in the exam, is managing the computer resources. This involves allocating and optimizing the use of the computer's resources, such as memory, processor time, and input/output devices. Additionally, the operating system is responsible for designing and applying interfaces between user programs and the computer hardware system, as well as overseeing high-level programming language compilers. These are necessary for enabling the efficient and effective operation of the computer system. The exam also discusses the disadvantages of batch systems, which include limited interactivity, job scheduling difficulties, and potential bottlenecks. Batch systems are known for their lack of interactivity, as they execute a set of jobs without user intervention. This can lead to challenges in job scheduling, as the system must prioritize and manage multiple tasks simultaneously. Additionally, batch systems can experience bottlenecks when processing large volumes of data, leading to delays and inefficiency. Overall, the exam material provides a comprehensive overview of operating system concepts and principles, with a focus on practical applications and considerations. It offers valuable insights into the complexities and challenges of managing computer resources, designing system interfaces, and optimizing performance. This document serves as a valuable resource for students studying operating systems and preparing for their exams.