Cop 4600 exam 1 - Study guides, Class notes & Summaries

COP-4600 Exam #1 (2023) || Complete Questions & Answers (100% Correct) COP-4600 Exam #1 (2023) || Complete Questions & Answers (100% Correct) What is operating system? - ANSWER - OS is a resource allocator OS is a control program Basically manages hardware using software. Client-server and peer-to-peer computing - ANSWER - P2P: All nodes are both clients and servers Client-Server: Servers respond to requests generated by clients. Will never generate a request. Dual mode operatio...

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COP 4600 Exam 1 with well elaborated answers In a multiprogramming system the main memory is not generally occupied simultaneously by multiple processes. - correct answers-False A hardware mechanism is needed for translating virtual addresses to physical main memory addresses at the time of execution of the instruction that contains the reference. - correct answers-True A physical address is the location of a word relative to the beginning of the program an...

Operating Systems COP 4600 Final Exam fall 2019 – Montagne accurate 100%Virtual Memory - ANSWER A technique that allows us to run programs whose logical address space is larger than the physical address space TLB stands for - ANSWER Translation Lookaside Buffer Translation Lookaside Buffer - ANSWER TLB contains a subset of the page table to speed up memory access (like cache) Hit in TLB - ANSWER Go directly to Frame Table Miss in TLB - ANSWER Go to Page Table then the Frame Table ...

COP 4600 Exam 1 questions with the best answers In a multiprogramming system the main memory is not generally occupied simultaneously by multiple processes. - correct answer-False A hardware mechanism is needed for translating virtual addresses to physical main memory addresses at the time of execution of the instruction that contains the reference. - correct answer-True A physical address is the location of a word relative to the beginning of the program and the proce...

COP 4600 VERIFED EXAM (QUESTIONS AND ELABORATED ANSWERS) In a multiprogramming system the main memory is not generally occupied simultaneously by multiple processes. - CORRECT ANSWER-False A hardware mechanism is needed for translating virtual addresses to physical main memory addresses at the time of execution of the instruction that contains the reference. - CORRECT ANSWER-True A physical address is the location of a word relative to the beginning of the program and the processor tr...

COP 4600 - Final Exam What must I/O devices be connected to in order to do anything? - ANS A computer What is a port? - ANS A set of wires that connects an I/O device and the computer. A device that allows other devices to hook up to it in turn is said to support what? - ANS Daisy-chained devices What is a bus? - ANS A common set fo wires used by more than one I/O device If devices connect to ports, what do ports connect to? - ANS Buses What is a controller? -...

COP 4600 - FINAL EXAM QUESTIONS AND ANSWERS 1. What must I/O devices be connected to in order to do anything?: A computer 2. What is a port?: A set of wires that connects an I/O device and the computer. 3. A device that allows other devices to hook up to it in turn is said to support what?: Daisy-chained devices 4. What is a bus?: A common set fo wires used by more than one I/O device 5. If devices connect to ports, what do ports connect to?: Buses 6. What is a controller?: The electro...

COP 4600 EXAM 2 QUESTIONS AND ANSWERS 1. The term refers to a technique in which a process can do nothing until it gets permission to enter its critical section but continues to execute an instruction or set of instructions that tests the appropriate variable to gain entrance.: spin (busy) waiting 2. It is possible in a single-processor system to not only interleave the execu- tion of multiple processes but also to overlap them.: False 3. Race condition is a situation in which two or more...