Operating Systems Concepts
Textbook Exam Questions
Course Introduction
Operating Systems Concepts provides a comprehensive introduction to the fundamental principles and design approaches of modern operating systems. This course covers essential topics such as process management, memory management, file systems, input/output systems, and security. Students explore the concepts of multitasking, process synchronization, deadlock handling, and virtual memory, gaining practical experience through programming assignments and case studies that involve Linux and Windows environments. By the end of the course, students will have a solid understanding of how operating systems function as the backbone of computer systems, enabling efficient resource allocation, system stability, and user interaction.
Recommended Textbook
Understanding Operating Systems 5th Edition by Ann McHoes
Available Study Resources on Quizplus
16 Chapters
800 Verified Questions
800 Flashcards
Source URL: https://quizplus.com/study-set/1171 Page 2
Chapter 1: Introducing Operating Systems
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23179
Sample Questions
Q1) If the control unit has two buffers, the second buffer can be loaded while the first buffer is transmitting its contents to or from the CPU.
A)True
B)False
Answer: True
Q2) The minicomputer of the 1970s was smaller than the microcomputer.
A)True
B)False
Answer: False
Q3) The Memory Manager is in charge of indirect memory, also known as ROM.
A)True
B)False
Answer: False
Q4) ____, part of the operating system, is unique to each operating system.
A) User Command Interface
B) Process Manager
C) Memory Manager
D) File Manager
Answer: A
To view all questions and flashcards with answers, click on the resource link above. Page 3
Chapter 2: Memory Management: Early Systems
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23180
Sample Questions
Q1) The problem of partition intrusion is present in single-user contiguous allocation schemes.
A)True
B)False
Answer: False
Q2) A large job can have problems with a first-fit memory allocation list.
A)True
B)False
Answer: True
Q3) ____ consists of fragments of free memory between blocks of allocated memory.
A) An inefficient fit
B) Indirect partitioning
C) External fragmentation
D) Internal fragmentation
Answer: C
Q4) The first-fit algorithm assumes that the Memory Manager keeps only one list containing free memory blocks.
A)True
B)False
Answer: False
To view all questions and flashcards with answers, click on the resource link above. Page 4
Chapter 3: Memory Management: Virtual Memory
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23181
Sample Questions
Q1) Demand paging requires that the Page Map Table for each job keep track of each page as it is loaded or removed from main memory.
A)True
B)False
Answer: True
Q2) ____ gives users the appearance that their programs are being completely loaded in main memory during their entire processing time.
A) Segmenting
B) Virtual memory
C) Shared memory
D) Multithreading
Answer: B
Q3) ____ can be thought of as being an intermediary between main memory and the special-purpose registers, which are the domain of the CPU.
A) Virtual memory
B) Cache memory
C) Paging
D) Segmenting
Answer: B
To view all questions and flashcards with answers, click on the resource link above.
Page 5
Chapter 4: Processor Management
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23182
Sample Questions
Q1) ____ holds pertinent information, including the address where the job is stored and, in the case of virtual memory, the mapping between virtual and physical memory locations.
A) Main memory
B) Register content
C) Process priority
D) The process state
Q2) The processor is also known as the CPU.
A)True
B)False
Q3) First-come, first-served (FCFS) is a preemptive scheduling algorithm that handles jobs according to their arrival time.
A)True
B)False
Q4) The Process Scheduler often uses a timing mechanism and periodically interrupts running processes when a predetermined slice of time has expired.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above.
Page 6
Chapter 5: Process Management
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23183
Sample Questions
Q1) A livelock is caused by two processes accessing different areas of the same disk.
A)True
B)False
Q2) Interactive systems generally improve the use of resources through ____ resource sharing, but this resource sharing capability also increases the possibility of deadlocks.
A) interspersed
B) group
C) dynamic
D) static
Q3) An algorithm designed to detect starvation by tracking how long each job has been waiting for resources is the same concept as ____.
A) deadlock
B) aging
C) preemption
D) round robin
Q4) Starvation is the result of the liberal allocation of resources.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above.
Page 7
Chapter 6: Concurrent Processes
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23184
Sample Questions
Q1) ____ semaphores are used in the solution to the readers and writers problem that does not involve starvation.
A) Zero
B) One
C) Two
D) Three
Q2) Threads share the same resources as the process that created them.
A)True
B)False
Q3) For many computational purposes, serial processing is sufficient; it's easy to implement and fast enough for most users.
A)True
B)False
Q4) A ____ of processing must be handled as a unit.
A) line
B) segment
C) critical region
D) semaphore
To view all questions and flashcards with answers, click on the resource link above.
Page 8
Chapter 7: Device Management
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23185
Sample Questions
Q1) When using DMA, the CPU is involved in transferring data to and from memory for the entire transfer.
A)True
B)False
Q2) If the transport speed for a magnetic tape is 200 inches per second and the density is 1600 bpi, a total of ____ bytes can be transferred in one second.
A) 3,200
B) 32,000
C) 320,000
D) 3,200,000
Q3) The traffic controller maintains a spreadsheet file containing the status and connections for each unit in the I/O subsystem, grouped into Channel Control Blocks, Control Unit Control Blocks, and Device Control Blocks.
A)True
B)False
Q4) Most RAID configurations require fewer disk drives, which decreases hardware costs. A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 9
Chapter 8: File Management
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23186
Sample Questions
Q1) In indexed storage, when a file is created, the pointers in the index block are all set to
A) the end of the volume
B) the beginning of the volume
C) null
D) zero
Q2) The purpose of an extension is to ____.
A) identify the directory in which the file is stored
B) identify the type of file
C) identify the file size
D) identify the file owner
Q3) Examples of batch commands are CREATE, DELETE, RENAME, and COPY.
A)True
B)False
Q4) A ____ is a group of related records that contains information to be used by specific application programs to generate reports.
A) field
B) record group
C) file
D) directory
To view all questions and flashcards with answers, click on the resource link above. Page 10
Chapter 9: Network Organization Concepts
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23187
Sample Questions
Q1) Star topology permits easy routing.
A)True
B)False
Q2) In the ____ topology configuration hosts are connected to each other through a central controller which assumes all responsibility for routing messages to the appropriate host.
A) bus
B) spiral
C) ring
D) star
Q3) The geometric arrangement of connections (cables, wireless, or both) that link the nodes is called a ____.
A) layout
B) topology
C) map
D) physical network
Q4) A MAN is a high-speed network often configured using a physical ring topology.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 11
Chapter 10: Management of Network Functions
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23188
Sample Questions
Q1) If the local device manager cannot satisfy a user's request, the request is sent to
A) another device manager
B) a central controller
C) a waiting queue
D) the heap
Q2) The find-and-copy technique isn't considered true file sharing because all users wanting access to the data file must copy the file onto their own systems, thereby duplicating the code and wasting space.
A)True
B)False
Q3) In a distributed system, there is a high level of cooperation and sharing of actions and data maintained by the sites when determining which process should be loaded and where it should be run.
A)True
B)False
Q4) Data redundancy can make files much faster and easier to read.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 12
Chapter 11: Security and Ethics
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23189
Sample Questions
Q1) A logic bomb often spreads unnoticed throughout a network until it goes off and does its damage.
A)True
B)False
Q2) A single computer without access to e-mail or the Internet is easy to protect and has a low risk of attack.
A)True
B)False
Q3) A continuing series of security awareness and ethics communications to computer users is more effective than a single announcement.
A)True
B)False
Q4) In public/private key encryption, the private key is a pair of two prime numbers chosen by the person who wants to receive a private message.
A)True
B)False
Q5) A gap in system security is always malicious.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 13
Chapter 12: System Management
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23190
Sample Questions
Q1) The first thing that an administrator should do upon notification of a new patch is
A) Identify the criticality of the patch.
B) Deploy the patch.
C) Test the patch.
D) Ignore the notification and let automatic updates handle the patch.
Q2) Rescheduling requests is a technique that can help optimize I/O times.
A)True
B)False
Q3) If directories are stored on the ____ track, then, on average, the disk drive arm has to travel farther to access each file than it would if the directories were kept in the center tracks.
A) outermost
B) innermost
C) master
D) volume
Q4) Availability in its simplest form means that a unit will be operational and not out of service when a user needs it.
A)True
B)False
Page 14
To view all questions and flashcards with answers, click on the resource link above.
Chapter 13: Unix Operating System
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23191
Sample Questions
Q1) UNIX Version 4 was hardware independent.
A)True
B)False
Q2) A ____ may occur if an event happens during the process's transition between deciding to wait for the event and entering the WAIT state.
A) race
B) deadlock
C) starvation
D) synchronization problem
Q3) A pipe is the operating system's way to connect the output from one program to the input of another without the need for temporary or intermediate files.
A)True
B)False
Q4) The command ____ is used to find a specified string of characters in a file.
A) cp
B) mv
C) grep
D) ls
To view all questions and flashcards with answers, click on the resource link above.
Page 15
Chapter 14: Ms-Dos Operating System
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23192
Sample Questions
Q1) The DIR command displays directories and subdirectories in a hierarchical and indented list.
A)True
B)False
Q2) A commonly used filter is SORT, which accepts input from the keyboard, sorts that data, and displays it on the screen.
A)True
B)False
Q3) The DOS kernel is a proprietary program supplied by Microsoft Corporation that implements MS-DOS.
A)True
B)False
Q4) The top layer of MS-DOS is the kernel.
A)True
B)False
Q5) A file's relative name consists of its ____.
A) working directory, primary name, and extension
B) parent directory, primary name, and extension
C) drive letter, parent directory, primary name, and extension
D) primary name and extension
Page 16
To view all questions and flashcards with answers, click on the resource link above.
Chapter 15: Windows Operating Systems
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23193
Sample Questions
Q1) ____ files exploit virtual memory capabilities by allowing an application to open a file of arbitrary size and treat it as a single contiguous array of memory locations without buffering data or performing disk I/O.
A) Memory-mapped
B) Virtual memory
C) Virtual system
D) Cached
Q2) When physical memory becomes full, the ____ Memory Manager pages some of the memory contents to disk, freeing physical memory for other processes.
A) Application
B) Virtual
C) Backup
D) Physical
Q3) The I/O Manager allows device drivers and file systems, which it perceives as device drivers, to be loaded dynamically based on the needs of the user.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 17
Chapter 16: Linux Operating System
Available Study Resources on Quizplus for this Chatper
50 Verified Questions
50 Flashcards
Source URL: https://quizplus.com/quiz/23194
Sample Questions
Q1) In Linux, the ____ character in the Permissions column of a directory listing describes the nature of the folder entry.
A) first
B) second
C) third
D) last
Q2) Linux offers memory protection based on the type of information stored in each region belonging to the address space of a program.
A)True
B)False
Q3) To keep track of free and busy pages, Linux uses a system of page tables.
A)True
B)False
Q4) In Linux, the ____ log lists the status of files that have been transferred using a ftp service.
A) boot.log
B) dmesg
C) xferlog
D) secure
To view all questions and flashcards with answers, click on the resource link above. Page 18