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Weather Closings

  1. Knowledge:  List, Identify, Outline, State, Draw, …

Group Questions

·         What are the four memory allocation schemes? (Conrad Dailey, Nathan Horne, Jeremy Hall: 4)

·         Name all the parts of the Operating System Pyramid. (Marshall Baker, Brian Rappach: 4)

·         What are the four types of memory allocation schemes? (Jose M. Muniz, Tangela Robinson, Hyo Moon, Larry Lloyd, Chuck Phillips, Ivette Matos: 2)

o        First fit, best fit, next fit, worst fit

o        Single-user system, fixed partitions, dynamic partitions, relocatable dynamic partitions

o        Relocation, compaction, deallocation, fixed

o        Single-users system, address, multiprogramming, first-come first-served

·         Compaction of memory is sometimes referred to as: (Dustin Thomas, Charlie McClain, Chris Barrett, Arthur Weems: 2)

o        Compression of memory

o        Garbage collection or defragmentation

o        Busy memory

o        Free blocks of memory

·         What keeps track of how far each job has moved from its original storage area? (Myongsin Masek, Burlie Bryant, Cordelia Dugan)

o        Bounds register

o        Relocation register

o        Memory allocation scheme

o        Special-purpose registers

·         One of the functions does not belong to the memory manager.  Which one is it? (Myongsin Masek, Burlie Bryant, Cordelia Dugan)

o        Checks the validity of each request for memory space

o        Allocates the central processing unit

o        Sets up a table to keep track of who is using

o        Reserve the space in main memory

 

 

Student Questions

·         Name three incidences where real-time operations would be critical, and why. (Blackburn: 4)

·         What are the five major components of an operating system? (O’Donnell: 2)

·         What are the types of operating systems? (Nathan Horne: 4)

·         Where do data and instructions reside when processed? (Jeremy Hall: 4)

·         What are the four memory allocation schemes? (Jeremy Hall: 4)

·         Name the four memory management schemes discussed in Chapter 2.  (Ian Fassnacht: 4)

·         Name five current operating systems and the computers or configurations each operates.  (Natasha Blue: 4)

·         Name the five key concepts about an operating system that you think a user needs to know and understand.  (Natasha Blue: 4)

·         Draw the operating system pyramid and define its components. (Conrad Dailey: 4)

·         What manager is in charge of main memory?  (Burlie Bryant: 2)

·         What is the process called that moves jobs from one location to another?  (Burlie Bryant: 2)

·         The operating system has four managers. What are they?  (Chris Barrett:  2)

·         Of the memory manager: what are the four types of memory allocation schemes?  (Charis Barrett: 2)

·         Job scheduling introduced the need for “control cards”, which defines the exact nature of every program and its requirements.  This is the first use of… (Arthur Weems: 2)

o        Second generation computers

o        Job Control Language

o        Passive multiprogramming

o        Blocking

·         Compaction of memory is sometimes referred to as… (Arthur Weems: 2)

o        “Compression of memory”

o        “Garbage collection” or “defragmentation”

o        “Busy” memory

o        Free blocks of memory

·         What is virtual memory? (Dustin Thomas: 2)

o        Primary memory in a computer.

o        Memory that executes the entire program.

o        Memory that holds the program in secondary memory and executes segments as needed.

o        Memory that holds the program in primary memory and executes segments as needed.

·         True or False:  Moving a program from one area to another is relocation.  (Paul Kendall: 2)

·         List the four memory management techniques.  (Jose M. Muniz: 2)

·         What are the four primary managers at the base of the pyramid?  Hyo Moon: 2)

o        Memory manager, processor manager, device manager, file manager

o        Keyboard, printer, modem, monitor

o        Main memory, program files, data files, compilers

o        Device manager, disk manager, processor manager, control manager

·         What are four types of memory allocation schemes?

o        First-fit, best-fit, next-fit, worst-fit

o        Single-user systems, fixed partitions, dynamic partitions, relocatable dynamic partitions

o        Relocation, compaction, deallocation, fixed

o        Single-user system, address, multiprogramming, first-come first-served

·         Which allocation scheme is the first allowed multiprogramming scheme?  (Myongsin Masek: 2)

o        Single-user scheme

o        Fixed-partition scheme

o        Dynamic partition scheme

o        Relocatable dynamic scheme

·         The five major operating system components are:  (Hyo Moon: 2)

o        Memory manager, processor manager, device manager, user command interface, file manager

o        CPU, keyboard, printer, modem, monitor

o        Batch system, throughpug, interactive system, real-time system, hybrid system

·         True or False:  A multiprogramming system can execute multiple jobs simultaneously. (Hyo Moon: 2)

·         Name the four memory allocation schemes.  (Cordelia Dugan: 2)

·         Name the five parts of the pyramid depicting the operating system. (Brain Rappich: 4)

 

 

  1. Comprehension:  Explain, Describe, Interpret, Distinguish, …

Group Questions

·         What are three approaches to memory compaction? (Tom Hobgood, Josh Blaylock, Helen Proctor: 4)

·         Explain the purpose of defragmentation. (Wesley Bagley, Kenneth Blackburn, Dre Stewart: 4)

·         Describe the difference between active and passive multiprogramming.  (Wesley Bagley, Kenneth Blackburn, Dre Stewart: 4)

·         What is the purpose of multiprocessing? (Ian Fassnacht, Simone Moore, Wendall Mickens: 4)

 

Student Questions

·         What is the difference between batch and interactive?  (Tamara A. Carter: 2)

·         What is multiprogramming?  (Tamara A. Carter: 2)

·         Describe the difference between active and passive multiprogramming. (Blackburn: 4)

·         What is deallocation? (Nathan Horne:4 )

·         What is multiprogramming? (Marshall Baker: 4)

·         Explain the purpose of defragmentation.  (Drew Stewart: 4)

·         Explain partitions.  (Drew Stewart: 4)

·         Explain the fundamental differences between interactive, batch, and real-time systems.  (Helen Proctor: 4)

·         When is the bounds register used?  (Dustin Thomas: 2)

o        When you are storing the highest location in memory accessible by each program.

o        When the lowest location is not accessible by each program.

o        When the highest location is not accessible by each program.

o        None of the above.

·         What would be in the relocation register after compaction? (Michele O’Donnell: 2)

·         True or False:  The device manager is the first and last manager to handle information in an I/O sequence.  (Paul Kendall: 2)

·         First-fit list is ordered according to what?  (Terence James: 2)

·         What is the major difference between passive and active multiprogramming? (Chuck Phillips: 2)

·         True or False:  With the ability to relocate, you must wait until contiguous memory is free in order to compact memory.  (Ivette Matos: 2)

·         True or False:  Memory cannot be compacted entirely without using secondary storage.  (Ivette Matos: 2)

·         What is the difference between the free list and busy list?  (Larry Lloyd: 2)

·         What is multiprocessing? (Cordelia Dugan: 2)

·         Explain the difference between the first-fit, next-fit, best-fit, and worst-fit algorithms. (Brian Rappich: 4)

·         When would a real-time system be the best choice?  (William McNair: 4)

o        V-Games

o        Flying a plane

 

 

  1. Application:  Apply, Calculate, Solve, …

Group Questions

·         If a job is relocated or moved back by 10 kB, what will the value of the relocation register be?  (Brad Brock, John Royal, Brian Shore, Brent Steinhaus: 2)

·         Job 4 arrives with 20kB.  Can compaction be used to make memory available for Job 4?  (Gust Hill, William McNair, Rudy Jones, Natasha Blue: 4)


 

Operating
System

·                                
10 kB

Job 1

·                                
20 kB

·                                
Empty

·                                
25 kB

Job 2

·                                
35 kB

·                                
Empty

·                                
40 kB

Job 3

·                                
45 kB

·                                
Empty

·                                
50 kB

 

 

Student Questions

·         What would be in the relocation register after compaction?  (O’Donnell: 2)

·         Job 4 arrives with 20kB.  Can compaction be used to make memory available for Job 4?  (Rudy Jones: 4)


 

Operating
System

·                                
10 kB

Job 1

·                                
20 kB

·                                
Empty

·                                
25 kB

Job 2

·                                
35 kB

·                                
Empty

·                                
40 kB

Job 3

·                                
45 kB

·                                
Empty

·                                
50 kB

·         In the example above suppose job 4 arrives with 12 kB.  What are the new memory locations of job1, 2, 3, and 4 after compaction?  (Rudy Jones: 4)

 

 

 

  1. Analysis:  Classify, Derive, Explain, …

Group Questions

·         What are three common characteristics of memory management in early systems?  (Paul Kendall, Tamara Carter, Terence James, Michele O’Donnell: 2)

 

Student Questions

·         Name and describe the four subsystem managers.  (Brad Brock: 2)

·         What is the difference between first-fit and best-fit?  (Brad Brock: 2)

·         What are three common characteristics of memory management?  (Terence James: 2)

·         What is the difference between a best-fit algorithm and a first-fit algorithm? (Marshall Baker: 4)

·         What is a purpose of multiprogramming? (Ian Fassnacht: 4)

·         What is an operating system?  (Simone Moore: 4)

·         What is the difference between first-fit and best-fit?  (Simone Moore:4 )

·         List three situations that might demand real-time operating system and explain why. (Wendall Mickens: 4)

·         Explain the two portions of the Processor Manager.  (Wesley Bagley: 4)

·         With Single User, Fixed Partition, Dynamic Partitions, and Relocatable Dynamic Partitions, what are the three characteristics that they all have in common?  (Tom Hobgood: 4)

·         What is an operating system?  (Tom Hobgood: 4)

·         Explain the causes of internal and external fragmentation.  (Conrad Dailey: 4)

·         What is an operating system? (Chuck Phillips: 2)

·

 
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