a) additional reference bit algorithm C) i, ii, iv and v only 15. Memory Management multiple choice questions and answers on Memory Management MCQ questions quiz on Memory Management objectives questions. This section focuses on "Virtual Memory" in Operating System. c) Least Randomly used Answer GATE CSE MCQs. The virtual memory is Use of icons and windows are characteristics of .. interface Which is built directly on the hardware? c) Thrashing A. Virtual Memory MCQs Questions Answers in Operating Systems is the set of important MCQs of virtual memory. Hello Friends,this particular section is well focused on the Frequently asked Operating System Basics Multiple Choice Questions Answers in various competitive exams.This set of questions are very basic and easily understandable by students.we have kept the questions hardness level to very basic. These Multiple Choice Questions (MCQ) should be practiced to improve the Operating System skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. Answer b) primary memory Solution: In computer operating systems, paging is a memory management scheme by which a computer stores and retrieves data from secondary storage for use in main memory. More efficient use of memory. The memory can be shared among ,because of virtual memory Or, it could map to absolutely nowhere, and you have a segfault on your hands. MCQ of Computer Organization. d)Preference allocation 31. b) Least Recurrently used, 16. c) individual page of a process Any program, no matter how small, occupies an entire partition. b) newest page is chosen This extra memory is actually called virtual memory, A. memory mapping unit d) Copy overwrite, 15. known as C - Arrays and Pointers. Answer 7-8. C. 1,2,6,12,0,0 Dec 27,2020 - Memory Management And Virtual Memory Practice Quiz - 1 | 30 Questions MCQ Test has questions of Computer Science Engineering (CSE) preparation. B. the memory size C. the CPU utilization D. the number of partitions E. both a and b F. None of these Answer D. SET 3: Memory Management Mcqs. Computer Architecture MCQ DBMS MCQ Networking MCQ. b) Local replacement D) Simple segmentation 19. b) Copy overwrite a) entire thread Virtual Memory can be implemented via? a) Convert overwrite The command to display the contents of a file fast.it Which of the following is an example of utility? 1. c) individual page of a process Operating System MCQ - Virtual Memory. d) Memory control c) instructions a) True If page size is 100, then the reference string is? More efficient use of memory. b) it spends less time paging than executing b)External Fragmentation d)Page fault, 2.a process is copied into the main memory from the secondary memory 13. c)Memory management Explanation: Following are the advantages of Demand Paging : Large virtual memory, More efficient use of memory, There is no limit on degree of multiprogramming. d) no error occurs This Cloud Computing Test contains around 20 questions of multiple choice with 4 options. When a program tries to access a page that is mapped in address space but not loaded in physical memory, then what occurs c) page fault occurs C. main memory unit A computer can address more memory than the amount physically installed on the system. Virtual memory is the memory management capability of an Operating System that uses hardware and software to allow a computer to compensate for physical memory shortages by temporarily transferring data from the random access memory (RAM) to disk storage. Virtual Memory a) True, 13. Operating Systems Virtual Memory MCQ Quiz Answers with Solutions If the postulates are not sure about the answer, then click on the View Answer button to know it. Home / All Categories / Operating System / Virtual Memory / 1. Reference strings are generated artificially or by tracing a given system and recording the address of each memory reference. Page-7 section-1 d) locality, 11. what memory is called separation of user logical memory and physical memory C. page fault occurs Answer Answer Answer Explanation: First In First Out (FIFO) algorithm : Oldest page in main memory is the one which will be selected for replacement. OS is hold a very good value in technical aptitudes. c) hit ratio C. random page A. Answer: … A. d) Compaction D. Least Recently Used. 9. What allocation uses a proportional allocation scheme using priorities rather than size. Page 2 B. b)Page hit Which of the following are the advantage of Demand Paging? A. oldest page c)Buffer D. processor fault. In this scheme, the operating system retrieves data from secondary storage in same-size blocks called pages. a) it spends more time paging than executing Virtual memory, apart from overcoming the main memory size limitation, allows sharing of main memory among processes. a) Memory sharing 12.Is logical Address space can be larger than physical address space? 21.technique is implemented by magnetic disk for secondary memory is called, a)Main memory These computer memory questions and answers are very important for bank exams and other competitive exams.- Page 31 Answer: a Explanation: None. When virtual memory is mapped to a disk file that is not the page file(s), the memory is not backed by a page file. b) external fragmentation A. Answer B) Dynamic partitioning 13. b) Least Recurrently used Dec 28,2020 - Test: Virtual Memory | 10 Questions MCQ Test has questions of Computer Science Engineering (CSE) preparation. Consider a virtual memory system that uses First In First Out (FIFO) page replacement policy and it allocates a fixed number of frames to a process. Consider the following two statements, 1: Sometimes the page fault rate is increased if the number of page frames allocated is increased. MCQ Exam ON : Operating system mcq questions and answers . d)Page fault a) cpu Answer 1,2,6,12 Explanation: Swap space exists in secondary memory. Page 3 Answer B) Dynamic partitioning 17. B. it is spending less time paging than executing d) Demand paging C. There is no limit on degree of multiprogramming. Virtual memory also permits a program’s memory to be physically noncontiguous , so that every portion can be allocated wherever space is available. a) Simple division Answer b)page-fault rate c) Module replacement Important MCQ on Related Subject _____ are specially designed computer chips reside inside other devices, such as your car or your electronic thermostat. a) page fault occurs Answer c) internal fragmentation, 19. Memory Management multiple choice questions and answers on Memory Management MCQ questions quiz on Memory Management objectives questions. c) Demand Paging, 14. b) False C - Linked Lists. d) Complex division c)Page miss 4. in which Swap space exists b)least recently used algorithm, 9. In FIFO, ______ in main memory is the one which will be selected for replacement. B) Simple Paging 14. a) page fault occurs The program is divided into operable parts called as _____. a) Frames b) Segments c) Pages d) Sheets Answer : B 33. a)Hit miss A way to … b)Virtual memory 9. D. None of the above. Explanation: The string of memory references is called reference string. Virtual Memory can be implemented via? d) none of the mentioned d) entire process B. 10. 1. COW stands for? d)prior fragmentation Virtual memory typically located on . 6. consider the following sequence of addresses : 123,215,600,1234,76,96. This set of Operating System Multiple Choice Questions & Answers (MCQs) focuses on “Memory Management”. d) none of the mentioned 7-7. d)Block replacement A) Fixed partitioning 20. c) segmentation fault occurs d) Copy overwrite c) Priority allocation The techniques which move the program blocks to or from the physical memory is called as _____. 2: Some programs do not exhibit Locality of reference. A. Solution: The Memory Address Register contains the address of the memory location that is to be read from or stored into. a) Less Recently used Answer 4. Least frequently Used c) Thrashing, 20. select the most nearest answer for one or more physically contiguous pages. a) Division c) Segmentation Number of tables and amount of processor overhead for handling page interrupts are greater than in the case of the simple paged management techniques. D) Simple segmentation 18. 16. Unconstrained multiprogramming. Answer By checking the below-provided Operating Systems Virtual Memory Questions, the applicants can know about the topic. a) Simple allocation Because of virtual memory, the memory can be shared among _____ a) processes b) threads c) instructions d) none of the mentioned View Answer. a) True b) False Answer a) True. C) Virtual memory segmentation. 11. a)globalization Which of the following is/are the characteristics of virtual memory segmentation i) Main memory not partitioned ii) Program broken into pages by the compiler or memory management system iii) No internal fragmentation iv) External fragmentation A) i, ii and iii only B) ii, iii and iv only C) i, … 3. Physical Memory A process is thrashing if ____________, A. it is spending more time paging than executing C - Stacks and Queues. Large virtual memory. CPU fetches the instruction from memory according to the value of _____ a) program counter b) status register c) instruction register d) program status word View Answer A. 21. 11. what memory is called separation of user logical memory and physical memory a) Memory sharing b)Virtual memory c)Memory management d) Memory control Answer b)Virtual memory. The disk file can be the system paging file if the data to be shared among processes does not need to be saved permanently on disk. B) virtual memory 10. Cloud Computing MCQ Quiz & Online Test: Below is few Cloud Computing MCQ test that checks your basic knowledge of Cloud Computing. The physical memory is not as large as the address space spanned by the processor. We have also provided the explanation to all the Operating Systems Virtual Memory Questions. C Programs. d) none of the mentioned 12,21,60,123,7,9 Page Replacement Here I am sharing various types of mcq on computer memory because many students are confused to solve multiple choice questions on computer in the examination. b) fatal error occurs Answer 6. Multiple choice questions on instruction level parallelism quiz answers PDF covers MCQ questions on … This test is Rated positive by 87% students preparing for Computer Science Engineering (CSE).This MCQ test is related to Computer Science Engineering (CSE) syllabus, prepared by Computer Science Engineering (CSE) teachers. a) Global replacement Explanation: A process is thrashing if it is spending more time paging than executing. b) random access Memory tables are used to … Database functions and procedure MCQs Answers, C++ STANDARD LIBRARY MCQs Questions Answers, Storage area network MCQs Questions Answers, FPSC Computer Instructor Syllabus preparation. B. secondary memory operating system questions answers mcq listing is useful for it officer bank exam and other information technology related online exam and interview preparation - question 12 d)Least Recently used Which memory allocation policy allocate the largest hole to the process? D. 0,2,6,12,0,0, Explanation: If page size is 100, then the reference string is 1,2,6,12,0,0. B. Answer Explanation: MMU stands for memory management unit. b) Object Which process is busy swapping pages in and out. b)Virtual memory, 12.Is logical Address space can be larger than physical address space? When there is enough memory to fit a process in memory, but the space is not contiguous we need A. a) oldest page is chosen, 8. whenever the page required to be replaced which algorithm chooses the page that has not been used for the longest period of time? c) median page is chosen These computer memory questions and answers are very important for bank exams and other competitive exams. View Answer The strategies like the first fit, best fit and worst fit are used to select a _____. a) Global replacement, 18. This extra memory is actually called ______________. b) page fault rate, 7.In FIFO page replacement algorithm, when a page must be replaced what is chosen This chapter cater to you MCQ and aptitude questions and answers on Operating System. D. CPU. Large virtual memory. Virtual Fragmentation C. External Fragmentation D. None of them. Which a process selects a replacement frame from the set of all frames. _____ is the concept in which a process is copied into the main memory from the secondary memory according to the requirement. a) Swapping b) processes, Latest posts by Prof. Fazal Rehman Shamil, Operating System Multiple Choice Questions, File system Interface MCQS Questions Answers in Operating Systems, Virtual Memory MCQS Questions Answers in Operating Systems, Process Synchronization Solved MCQs Questions Answers, Unix Operating system solved MCQ’s Questions Answers, Primary Memory Solved MCQs Questions Answers, Linux File Permissions MCQs Questions Answers, CPU Scheduling Solved MCQ’s Questions Answers, Operating System Multiple Choice Questions Answers, Comparison of fee structure of Pakistani Universities, Core Multiple Choice Questions of Software Engineering, Multiple Choice Questions (MCQs) of data and databases, Computer Science MCQs Leaks PDF EBook by Fazal Rehman Shamil, Corel DRAW Quiz Test Solved Mcqs Questions with Answers, Corel Draw MCQs for Graphic Designer Job Test, Operator overloading Solved MCQ’s (OOP), Polymorphism Mcqs In Object Oriented Programming(OOP), Social Networks MCQs Solved Questions Answers, Domain name system solved MCQs Quesitons Answers, Iterative Model MCQs Solved Questions Answers, incremental Model Solved MCQs and Questions Answers, UML diagrams solved MCQs Questions Answers. b) first page of a process C. page fault d)Virtual memory, 22. Due to lack of an explicit constraint on a job’s address space size. c) counting based page replacement algorithm c) modularity C) i, iii and iv only 11. D. None of the above. AnswerA, 10. B. B. memory management unit Answer b) least recently used algorithm c) internal fragmentation Answer a) memory access time c) Cut overwrite b) Logical paging Page Buffering algorithm b) File allocation 2. Internal Fragmentation B. Q 53. a) fragmentation d) locality a) threads B. Frame Fault C. Logical Memory In this section of Operating System Main Memory - Memory Management.it contain Operating System Main Memory - Memory Management MCQs (Multiple Choice Questions Answers).All the MCQs (Multiple Choice Question Answers) requires in detail reading of Operating System subject as the hardness level of MCQs have been kept to advance level. Blocks to or from the secondary memory C. virtual memory MCQs questions answers in Operating System / virtual D.! 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