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WorksheetsISD and Network
Total questions: 20
Worksheet time: 20mins
What is the first step in the process of creating information systems?
Setting up the project team
Determining hardware requirements
Establishing system goals
Acquiring business knowledge
During which phase is the newly programmed information system thoroughly checked for errors and issues?
Deployment
Testing
Coding
Documentation
Which phase of the information system development process involves designing the system's architecture, database, and user interfaces?
System maintenance
System design
Project initiation
Requirements gathering
In the context of information system development, what role does project planning play?
Defining system requirements
Initiating the project
Allocating resources and scheduling tasks
Testing the system
What is the key activity during the "Implementation" phase of the SDLC?
Training users
Acquiring hardware and software
Monitoring system performance
Developing programs
In the "Analysis" phase, what is the significance of the "Study current system" activity?
To understand the existing system's strengths and weaknesses
To assess system security
To allocate resources
To install and test the new system
Which phase of the SDLC is responsible for training users on how to use the new system?
Planning
Operating, Support, and Security
Implementation
Analysis
In the "Planning" phase, what is the purpose of prioritizing project requests?
To assess system security
To study the current system
To determine user requirements
To determine the order in which projects will be executed
What is the definition of computer communications?
A process of computer programming
A process where computers communicate using gestures
The process in which two or more computers or devices transfer data, instructions, and information
A process involving computer repairs
In the context of computer communications, what does "data" refer to?
The physical components of a computer
Information exchanged between people
Raw facts and figures that can be processed
A type of computer virus
What is the primary function of a hub in a network?
Connects computers and transmits data to the correct destination
Provides a central point for network cables
Acts as a hardware firewall
Forwards data on the Internet using the fastest available path
Which device connects computers and transmits data to the correct destination on a network?
Hub
Router
Modem
Switch
True or False: Some routers have a built-in hardware firewall for network security.
True
False
What are transmission media in a communications system?
Devices that encode and decode data
Materials capable of carrying signals
Central processing units (CPUs)
Network routers and switches
What is bandwidth in the context of communications?
The number of devices connected to a network
The speed of data transmission in megabits per second (Mbps)
The amount of data that can travel over a communications channel
The distance between two network nodes
Which of the following is an example of transmission media?
A computer monitor
A software application
Optical fibers
A keyboard
What is an Intranet?
An external network that uses Internet technologies
A network that is not connected to the Internet
An internal network that uses Internet technologies
A network exclusively used by customers and suppliers
What is an Extranet in the context of corporate networks?
An external network exclusively for customers
A network that is not connected to the Internet
A network used for internal communication
A network that allows customers or suppliers to access part of a company's Intranet
Which type of network is organized around a single individual within a building and can include both wired and wireless connections?
Local Area Network
Campus Area Network (CAN)
Personal Area Network (PAN)
Metropolitan Area Network (MAN)
What type of network is best suited for connecting multiple LANs across a small region or city, typically in the range of 5 to 50 kilometers?
Wide Area Network (WAN)
Personal Area Network (PAN)
Local Area Network (LAN)
Metropolitan Area Network (MAN)
