Information Systems Fundamentals
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Course Introduction
Information Systems Fundamentals introduces students to the core concepts, technologies, and organizational implications of information systems in today's digital world. The course explores how information systems support business operations, decision-making, and strategic advantage, covering topics such as data management, networking, system components, software applications, and security. Students will also examine the ethical and social issues related to information systems and gain a foundational understanding of how these systems are developed, implemented, and maintained within organizations. Through real-world examples and case studies, students will build a strong base for further study in the field of information systems.
Recommended Textbook
Understanding Operating Systems 5th Edition by Ann McHoes
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16 Chapters
800 Verified Questions
800 Flashcards
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Chapter 1: Introducing Operating Systems
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Q1) The Memory Manager, the Interface Manager, the User Manager, and the File Manager are the basis of all operating systems.
A)True
B)False
Answer: False
Q2) ____ are self-contained modules (units of software) that provide models of the real world and can be reused in different applications.
A) Objects
B) Kernels
C) Peripherals
D) Threads
Answer: A
Q3) The name for the core part of an operating system is____.
A) manager
B) center
C) core
D) kernel
Answer: D
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Chapter 2: Memory Management: Early Systems
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Q1) ____ is how memory is deallocated in a fixed partition scheme.
A) Memory Manager releases the block and combines it with another free block.
B) Memory Manager immediately gives memory to another program.
C) Memory Manager adds block to free list and removes it from busy list.
D) Memory Manager resets the status of the memory block where the job was stored to "free."
Answer: D
Q2) ____ is the first step in the algorithm to load a job in a fixed partition.
A) Comparing job size to size of largest partition
B) Determining the job's requested memory size
C) Setting counter to one
D) Placing the job in a waiting queue
Answer: B
Q3) All computers have only a finite amount of memory and if a program doesn't fit, then either the size of the main memory must be increased or the program must be modified.
A)True
B)False
Answer: True
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Chapter 3: Memory Management: Virtual Memory
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Q1) Assume that four page frames are available and are numbered 1-4. Pages A-D have been loaded into page frames 1-4 in order. The program has accessed the pages in the following order: B, D, A, C. Assume that page E is requested. The ____ page frame will be loaded when the LRU algorithm is used.
A) 1
B) 2
C) 3
D) 4
Answer: B
Q2) Assume that four page frames are available and are numbered 1-4. Pages A-D have been loaded into page frames 1-4 in order. Assume that page E is requested.The page frame to be loaded into when the FIFO algorithm is used is ____.
A) 1
B) 2
C) 3
D) 4
Answer: A
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Page 5
Chapter 4: Processor Management
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Sample Questions
Q1) The transition from ____ is initiated by the Job Scheduler according to some predefined policy.
A) READY to RUNNING
B) RUNNING to WAITING
C) RUNNING back to READY
D) HOLD to READY
Q2) Assume that four jobs A-D require the CPU cycles listed below. Using the SJN algorithm, the ____ job is run first. Job: A B C D
CPU cycle: 5 2 6 4
A) A
B) B
C) C
D) D
Q3) It is possible to minimize response time by running only interactive jobs and letting the batch jobs wait until the interactive load ceases.
A)True
B)False
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Chapter 5: Process Management
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Q1) Locking can be done only at the level of the entire database.
A)True
B)False
Q2) Deadlock is a system-wide tangle of resource requests that begins when two or more jobs are put on hold, each waiting for a vital resource to become available.
A)True
B)False
Q3) The first and simplest recovery method, and the most drastic, is to ____.
A) select a nondeadlocked job, preempt the resources it's holding, and allocate them to a deadlocked process so it can resume execution, thus breaking the deadlock
B) identify which jobs are involved in the deadlock and terminate them one at a time, checking to see if the deadlock is eliminated after each removal
C) terminate only the jobs involved in the deadlock and ask their users to resubmit them
D) terminate every job that's active in the system and restart them from the beginning
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Chapter 6: Concurrent Processes
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Sample Questions
Q1) The master/slave configuration is an symmetric multiprocessing system.
A)True
B)False
Q2) The common element in all synchronization schemes is to allow a process to finish work on a critical region of the program before other processes have access to it.
A)True
B)False
Q3) Java was developed by Sun Microsystems, Inc., and released in 1995 as the first software platform that promised to allow programmers to code an application with the capability to run on any computer.
A)True
B)False
Q4) The WAIT and SIGNAL operations must be issued at the same time.
A)True
B)False
Q5) In a symmetric configuration, processor scheduling is centralized.
A)True
B)False
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Chapter 7: Device Management
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Q1) The advent of optical discs was made possible by developments in ____ technology.
A) magnetic
B) laser
C) storage
D) silicone
Q2) Data recorded on DASDs may or may not be blocked at the discretion of the ____.
A) end user
B) application programmer
C) operator
D) database programmer
Q3) ____ bits make up the Channel Status Word (CSW) flag.
A) Two
B) Three
C) Four
D) Five
Q4) RAID is a set of logical disk drives that is viewed as a single physical unit by the operating system.
A)True
B)False
Page 9
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Chapter 8: File Management
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Q1) In noncontiguous storage, linking can take place at the ____ level where each part of the file points to the next one in the sequence.
A) subdirectory
B) file
C) directory
D) storage
Q2) Files cannot be converted from sequential to direct or vice versa.
A)True
B)False
Q3) ____ are special files with listings of filenames and their attributes.
A) Databases
B) Directories
C) Programs
D) Data files
Q4) For every file request, the ____ is the point of entry.
A) file location
B) volume location
C) subdirectory
D) MFD
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Chapter 9: Network Organization Concepts
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Sample Questions
Q1) When using a bus topology, ____ sites can successfully send a message at a time.
A) 1
B) 10
C) 100
D) an unlimited number
Q2) There are ____ layers in the TCP/IP model.
A) two
B) four
C) seven
D) ten
Q3) In the ____ topology, hosts are connected to one another in a linear fashion.
A) bus
B) ring
C) star
D) gateway
Q4) A common goal of all networked systems is to provide a convenient way to share resources while controlling users' access to them.
A)True
B)False
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Chapter 10: Management of Network Functions
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Q1) ____ techniques give the system the ability to perform concurrent reads and writes, as long as the results of these actions don't jeopardize the contents of the database.
A) Query processing
B) Concurrency control
C) Location transparency
D) Data redundancy
Q2) To control resource clusters as a group, most process-based systems are configured around complex ____, which manage multiple resources or divide the work among subordinate processes.
A) resource managers
B) semaphores
C) scheduling algorithms
D) server processes
Q3) When either the sender and receiver are linked and ready to send and receive, the communication is ____.
A) asynchronous
B) synchronous
C) indirect
D) direct
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Page 12
Chapter 11: Security and Ethics
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Q1) If a password consists of ten characters, it would take a human about 4.5 years to guess the password if the human makes one try each second.
A)True
B)False
Q2) A good password is unusual, memorable, and changed often, usually ____.
A) every week
B) every month
C) every 30 to 90 days
D) every year
Q3) Backups become significant when a computer virus infects your system.
A)True
B)False
Q4) A logic bomb perform its malicious work ____.
A) immediately upon installation
B) at a specified time
C) when activated remotely by the person who planted it
D) when a specified event takes place
Q5) Some viruses are benign.
A)True
B)False
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Chapter 12: System Management
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Q1) Capacity is a composite measure that indicates the productivity of the system as a whole.
A)True
B)False
Q2) When providing accounting for computer use, secondary storage used during the billing period is usually given in terms of ____.
A) type of storage device
B) units of time
C) bytes of storage
D) the number of disk tracks allocated
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
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Chapter 13: Unix Operating System
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Q1) ____ is a family of IEEE standards that define a portable operating system interface to enhance the portability of programs from one operating system to another.
A) POSIX
B) POSFIX
C) LINUX
D) STD
Q2) the first official version of UNIX introduced was in ____.
A) 1969
B) 1971
C) 1973
D) 1981
Q3) In UNIX, a ____ table is allocated to each active process.
A) process
B) subtext
C) user
D) database
Q4) The C shell is usually available as an unbundled product.
A)True
B)False
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Chapter 14: Ms-Dos Operating System
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Q1) When a block is formed its first five bytes contain information about the block, the ____ is contained in byte zero if it is the last block.
A) ASCII 90h
B) ASCII 77h
C) number 0
D) number of paragraphs in the block
Q2) 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
Q3) An interrupt vector specifies where the interrupt handler program for a specific interrupt type is located.
A)True
B)False
Q4) The MS-DOS command LIST displays the text file on the screen.
A)True
B)False
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Page 16
Chapter 15: Windows Operating Systems
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Q1) In 1999, Microsoft changed the operating system's name from Windows NT to Windows 2000.
A)True
B)False
Q2) The primary programming interface for Windows is ____.
A) Win32 API
B) MS-DOS
C) POSIX
D) CDFS
Q3) The ____ creates a driver object when a driver is loaded into the system and then calls the driver's initialization routine.
A) Driver Manager
B) Driver Routine
C) I/O Manager
D) I/O Routine
Q4) A standard utility program called Internet Explorer contains directory and file display tools and a file finding tool.
A)True
B)False
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Chapter 16: Linux Operating System
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Q1) All Linux files are organized in directories that are connected to each other in a treelike structure.
A)True
B)False
Q2) Linux is ____, which improves its portability from one system to another.
A) device unique
B) device portability
C) device dependent
D) device independent
Q3) The page replacement algorithm is an expanded version of the ____ replacement policy.
A) clock page
B) clock
C) page clock
D) page
Q4) When a process requests pages, Linux loads them into disk.
A)True
B)False
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Page 18