20 Questions
What is the foundation for IS according to the text?
Information Technology
Why do business professionals need to have a minimum knowledge about IT?
To truly understand IS and acquire a skill useful for every career
What does 'work' mean for business professionals in the context of IT?
Use, purchase, design, etc.
Why is basic knowledge of IT considered a key skill for business professionals in 2023?
Due to the high rate of obsolescence in IT
What is the main function of Information Technology (IT) in business activities?
Integrating data, equipment, personnel, and problem-solving methods in planning and controlling business activities
What is the relationship between an algorithm and a computer?
An algorithm is a sequence of steps to perform an activity, while a computer is a machine that can automatically execute an algorithm
What do hardware components in a computer refer to?
The physical components that automatically execute software, including the CPU, RAM, mass storage, and peripheral devices
How is data represented electronically in computer systems?
Data can be represented electronically with bits and bytes, where 1 byte equals 8 bits and can represent numbers, characters, images, etc.
What is the function of DNS servers?
They hold all IP addresses and their corresponding names
What is a widely used distributed application architecture, as seen in ERP systems?
3-Tier architecture
What are the three basic usage models offered by the Cloud?
IaaS, PaaS, and SaaS
What does IS configuration refer to?
How hardware, software, and networks are arranged within an organization for IS
What is the main difference between LAN and WAN?
LAN connects computers within a single site, while WAN connects computers at different geographic locations.
What is the role of a VPN in network communication?
A VPN allows secure communications through the internet.
What is the Internet, with a capital 'I', according to the text?
The Internet, with a capital 'I', is a global WAN and exists thanks to organizations called ISPs.
What is the main purpose of virtualization in the context of operating systems?
Virtualization allows one OS to run multiple OS instances.
What is the purpose of firmware in a computer system?
To control devices like printers and can be updated through re-programming
What does the purchase of a software program actually entail for the user?
Buying a license to operate it, not the ownership of the program itself
What is the difference between system programs and application programs?
System programs include the operating system (OS), firmware, and virtualization, while application programs encompass various types, customization, and ownership
What is the difference between native applications and thin-client applications?
Native applications are traditional and run on one OS, while thin-client applications can run on browsers and offer portability and cost-effectiveness
Study Notes
Understanding Software Elements
- System programs include the operating system (OS), firmware, and virtualization, while application programs encompass various types, customization, and ownership.
- An operating system (OS) is essential for computer usability and comes in various types, including non-mobile clients, mobile clients, and servers.
- Firmware is a program installed in read-only memory to control devices like printers and can be updated through re-programming.
- Virtualization allows one computer to host the appearance of multiple computers (VMs) and can be used for PC, server, and desktop virtualization.
- Application programs are controlled by the OS and can be general, specific, or unique/custom, performing various functions.
- Customization involves modifying or developing applications to meet unique organizational needs, but it is a challenging and expensive process.
- Open source programs provide an alternative to customization, offering community-developed software with accessible source code.
- Programming involves writing algorithms in a computer language, and developing software is a complex task that requires expertise.
- Native applications are traditional and run on one OS, while thin-client applications can run on browsers and offer portability and cost-effectiveness.
- When purchasing a program, users are actually buying a license to operate it, not the ownership of the program itself.
- Software UI refers to the presentation format of a program, while UX encompasses the user's response to the application, including enjoyment and willingness to use it again.
- Understanding software elements is crucial for selecting the right computer features and applications for specific work needs.
Test your knowledge of software elements with this quiz! From system programs to application types, licensing, and user experience, this quiz covers essential concepts for understanding software in the digital age.
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