WorksheetsComponents of Information System
Total questions: 73
Worksheet time: 37mins
Which statement best defines an information system in an organizational context?
A coordinated set of components that interact to produce information
A manual filing method for storing paper documents
A single software program installed on office computers
A collection of unrelated tools used sporadically by staff
Which option lists the three core components emphasized for an information system?
Planning, Design, Testing
Input, Process, Output
Hardware, Software, Data
System, Information, People
What does the 'Information' component in an information system primarily enable?
Create, modify, and delete organizational policies
Collect, process, store, and distribute information
Design, purchase, and install network cables
Hire, train, and evaluate technical staff
A company wants better decisions and smoother operations. Which role of 'People' in an information system aligns with this goal?
Focus solely on monitoring servers without business feedback
Write code to eliminate all manual business processes overnight
Replace all hardware with cloud-based services immediately
Support decision making, management, and operations through automation and control
Which element of an information system captures raw data from the organization or external environment?
Feedback
Processing
Output
Input
In the data process model, which stage converts raw data into a meaningful form for use?
Input stage
Control stage
Processing stage
Feedback stage
What is the primary purpose of the output stage in an information system?
Define system boundaries
Collect feedback for control
Transfer processed information
Store raw data for later
Feedback in an information system is best described as which action?
Forwarding inputs to processes
Encrypting data before storage
Returning output to improve inputs
Archiving processed reports
In the depicted model, what does the control component primarily affect?
What the system does
How the system is controlled
Where data originates
Who receives reports
Which statement best explains the role of system boundary in the model?
It defines the limit of environment
It removes external feedback loops
It stores data for future audits
It processes inputs into outputs
A sales dashboard shows declining weekly revenue and prompts managers to revise data collection rules. Which model mechanism is at work?
Feedback control
Output distribution
Processing algorithm
Input acquisition
Which pair correctly matches flow direction in the model?
Control flows to environment
Outputs flow to inputs
Inputs flow from outputs
Feedback flows to control
In the diagram, which component is explicitly labeled as the raw inputs that organizations collect before transformation?
Processes performed regularly
Technology tools used
Data from the organization
People in organizations
According to the workflow shown, what immediately happens to data within an information system to create value?
It is shared across departments
It is processed into information
It is archived for compliance
It is encrypted during storage
Which pairing best matches the diagram’s labels with their roles in the workflow?
Data — finalized managerial reports
Processes — sequences that transform inputs
Technology — human decision makers
People — hardware and software tools
The diagram emphasizes a cyclical flow among four elements. What outcome does this cycle ultimately support?
Decision making using information
Operational budgeting only
Marketing communications only
Regulatory reporting only
A company wants to improve how quickly it turns customer orders into insightful dashboards. Based on the diagram, where should they focus first to reduce bottlenecks?
Data ownership policies only
Executive briefings only
Technology procurement only
People training and roles
Which option best summarizes the six major roles of information systems in business as shown: supporting customer interactions, managing operations, improving individual productivity, making decisions, collaborating on teams, and gaining competitive advantage?
Focus mainly on advertising and branding
Replace managers in all decision activities
Only automate repetitive tasks for departments
Enable customer engagement and internal efficiency
Which role of information systems focuses on tools like CRM portals and chatbots to maintain ongoing customer engagement?
Gaining competitive advantage
Managing core operations
Improving individual productivity
Supporting customer interactions
A company uses dashboards and workflow software to coordinate purchasing, production, and delivery. Which role is primarily illustrated?
Managing operations
Making strategic decisions
Supporting customer interactions
Collaborating on teams
Which role directly targets outperforming rivals by using information more effectively than competitors?
Collaborating on teams
Managing operations
Improving individual productivity
Gaining competitive advantage
Which technology trend describes a network of connected sensors and devices that stream data from the physical world?
Internet of Things
Cloud computing
Big data analytics
Artificial intelligence
Which statement best captures a core benefit of cloud computing for businesses expanding globally?
Elastic resources lower upfront infrastructure costs
On‑prem servers increase regional redundancy
Fixed capacity simplifies variable demand
Dedicated hardware prevents remote collaboration
A retailer analyzes extremely large, diverse datasets to detect purchasing patterns and adjust inventory. Which term best fits this practice?
Traditional small sampling
Manual spreadsheet logging
Static historical reporting
Big data use in business
Which describes a realistic impact of globalization enabled by information systems and the internet?
Guaranteed profits across all markets
Elimination of foreign trade complexities
Higher barriers to outsourcing partners
Reduced costs for global operations
A bank deploys AI models to flag suspicious transactions and suggest credit decisions. Which role of IS is most directly supported by this use of AI?
Making decisions
Supporting customer interactions
Improving individual productivity
Collaborating on teams
A startup uses cloud collaboration suites, shared repositories, and messaging to coordinate across time zones. Which role of information systems is highlighted?
Collaborating on teams
Managing operations
Supporting customer interactions
Gaining competitive advantage
Which statement best describes the interdependence between a firm's information systems and its business capabilities?
Systems fully dictate strategy in every situation
Business goals always drive systems without feedback
Systems and capabilities influence each other continuously
Neither systems nor capabilities affect each other
In an information system, which component primarily executes programs and hosts applications?
Telecommunications links and routers
Data management tools and repositories
Software components like operating systems
Hardware components like servers and clients
A company plans to enable real‑time inventory visibility across stores. Which IS component must be strengthened FIRST to ensure data is captured and shared promptly?
Data management for offline archiving
Telecommunications for network connectivity
Software for historical reporting only
Hardware for user interface design
Which pairing is MOST accurate for core roles in an information system?
Data management connects remote branches reliably
Telecommunications manages master data schemas
Software provides processing logic and workflows
Hardware stores persistent records securely
An organization wants to launch a new digital service but faces limitations in its current systems. What is the most reasonable conclusion?
Telecommunications eliminate all business constraints
Hardware alone determines all strategic options
Capabilities depend partly on what systems permit
Strategy is independent of information systems
Which business outcome best describes operational excellence achieved through effective use of information technologies?
Launching entirely new market categories
Relying on intuition over analytics
Lower costs and streamlined processes
Replacing partners with manual coordination
A company adopts cloud platforms to rapidly prototype and deliver offerings. Which strategy is this primarily enabling?
Improved facility maintenance routines
Stronger compliance-only reporting
New products, services, and models
Reduced employee social networking
Using integrated portals so customers track orders and suppliers see demand forecasts most directly supports which goal?
Short-term revenue recognition adjustments
Facility security and surveillance upgrades
Automated payroll and tax withholding
Enhanced customer and supplier interaction
Deploying dashboards and data analytics to choose optimal pricing exemplifies which strategic benefit of IT?
Workforce desk relocation planning
Customer churn via reduced touchpoints
Operational downtime optimization
Improved decision making
Which scenario illustrates competitive advantage driven by information systems?
Slower services with differentiated packaging
Random experimentation without clear metrics
Equal performance and higher operating costs
Faster fulfillment than rivals at similar cost
When market pressures and regulations make certain systems mandatory just to remain in business, the strategic role of IT is primarily about:
Innovation leadership
Luxury branding
Workforce gamification
Survival
Which statement best defines an Entity-Relationship Diagram (ERD)?
A graphical model showing entities and their relationships
A flowchart for software algorithms and procedures
A report summarizing database performance metrics
A chart of network devices and IP addresses
In ERD notation, which shape conventionally represents an entity?
Rectangle shape with plain border
Oval shape with dashed border
Triangle shape with double border
Diamond shape with bold border
What purpose does an ERD primarily serve in an information system?
Scheduling tasks for project milestones
Testing performance of web applications
Data modeling to structure business processes
Encrypting data to secure user credentials
Which ERD component is typically drawn as an oval?
Relationship connecting two entities
Attribute describing entity properties
Constraint limiting data values
Entity representing a real-world object
Which pairing correctly matches an ERD component to its usual symbol?
Entity — oval symbol
Cardinality — triangle symbol
Attribute — rectangle symbol
Relationship — diamond symbol
You are modeling a system where each employee is assigned exactly one locker, and each locker is assigned to exactly one employee. Which relationship type fits best?
One-to-many from Employee to Locker
Self-relationship within Employee only
One-to-one between Employee and Locker
Many-to-many between Employee and Locker
A library allows each book to be borrowed by many members over time, and each member can borrow many books. Which relationship type should connect Book and Member?
One-to-one with unique keys
Many-to-many with linking table
Hierarchical one-direction link
One-to-many from Book to Member
When modeling Salesperson and Customer where one salesperson manages several customers but each customer has only one assigned salesperson, which cardinality is correct?
One-to-one between the two entities
One-to-many from Salesperson to Customer
Many-to-many between both entities
Many-to-one from Salesperson to Customer
In an Entity-Relationship Diagram, what best describes an entity?
A single field value in a record
A real-world object or concept type
A unique key used for indexing
A link label connecting two tables
Which option lists valid examples of entities in a business context?
One-to-one, One-to-many, Many-to-many
Balance, Name, ISBN
Employee, Account, Book
Receives, Contains, Belongs
What is an attribute in ER modeling?
A property that describes an entity
A rule that enforces data security
A process that transforms inputs
A transaction that updates records
Which set shows entity–attribute pairs that are correctly matched?
Invoice–Ward, Invoice–Book
Patient–Balance, Patient–Account
Customer–Contains, Customer–Receives
Employee–Name, Employee–Position
Which attribute pair most appropriately describes the ACCOUNT entity?
Name and Balance
Ward and Patient
Receives and Contains
Author and Publisher
A one-to-one relationship is best illustrated by which scenario?
One customer receives one invoice
One ward contains many patients
Many books stored in many accounts
One employee manages many books
Which statement correctly characterizes the ward–patient relationship depicted?
One ward issued one invoice
One ward contains many patients
One customer belongs to many wards
Each patient belongs to many wards
Select the most precise definition of a relationship in ER diagrams.
An association between two or more entities
A graphical notation for primary keys
A value stored in an attribute field
A constraint limiting data types only
You are modeling a library system. Which is the best ER representation?
BOOK as entity; ISBN and Name as attributes
Name as entity; Book and ISBN as attributes
Author as relationship; Book as attribute
ISBN as entity; Book and Name as attributes
Given CUSTOMER and INVOICE entities with one-to-one cardinality, which design is most appropriate?
Store the customer identifier as a foreign key in INVOICE
Avoid foreign keys and rely on names matching
Create a many-to-many link table between them
Duplicate the invoice data inside CUSTOMER records
In a small store ERD, which set lists the three entities being modeled?
Customer, Item, Order
Customer, Supplier, Invoice
User, Product, Shipment
Client, Stock, Payment
Which attribute is commonly associated with the Customer entity in the example ERD?
Reorder Level
Expiry Date
SKU
Name
Which attribute does NOT belong to the Customer entity in the example?
Price
Address
Phone Number
The Item entity in the example ERD has which pair of attributes?
Model and Warranty
SKU and Category
Code and Cost
Name and Price
In the given ERD examples, what is the role of an entity like Customer or Item?
Represents a real-world object
Stores database indexes only
Defines system user permissions
Executes business processes
Which attribute list best completes this statement: "A customer has the following data associated with him/her: _____."
Name, Address, Email, Phone Number
City, Country, Zip, Latitude
Name, Price, SKU, Stock Level
Username, Password, Role, Token
You are extending the Item entity. Which additional attribute would be least appropriate given the example scope?
Discounted Price
Warranty Period
Manufacturing Date
Customer Phone Number
When modeling a small store with Customer, Item, and Order entities, which simple procedure should occur first?
Tune indexing strategies
Design stored procedures
Normalize tables to 3NF
Identify entities and attributes
A student proposes changing the Item attributes from Name and Price to Email and Phone Number. Why is this a poor choice?
They improve query speed only
They prevent ERD relationships
They describe customers not items
They are mandatory keys always
In the scenario, which attributes are directly associated with the Order entity?
Order ID, Customer, Item
Order ID, Name, Price
Email, Address, Phone Number
Customer ID, Item ID, Price
What cardinality best describes the Customer-to-Order relationship in the example?
One customer to one order
Many customers to one order
Many customers to many orders
One customer to many orders
According to the diagram, how many items can a single Order contain in this scenario?
Zero or many items per order
At least two items per order
Unlimited items per order
Exactly one item per order
Which statement about the Item entity in the example is correct?
An item determines customer address
An item can appear in many orders
An item belongs to only one order
An item requires an email attribute
Which attributes are shown for the Customer entity in the complete ERD?
Name, Price, Quantity, Email
Customer ID, Order Date, Total
Order ID, Item, Price, Name
Name, Email, Address, Phone Number
Which relationship name connects Customer and Order in the diagram?
Makes between Customer and Order
Has between Customer and Item
Contains between Order and Price
Owns between Item and Customer
Which relationship name connects Order and Item in the diagram?
Contains between Customer and Item
Has between Order and Item
Makes between Customer and Order
Belongs between Item and Customer
If a new business rule allows multiple items per order, which ERD change is most appropriate?
Remove the Has relationship entirely
Change Customer–Order to one-to-one
Change Order–Item cardinality to many-to-many
Add email attribute to the Order entity
