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| Section | Objectives |
|---|---|
| Emerging Technologies | - Artificial Intelligence (AI) concepts - Impact of emerging technologies on business practices |
| Areas of IT | - Describe key IT areas and their role in an organization - Explain how various components work together to support operations |
| Network Basics | - Network structure, function, and security - TCP/IP, network topologies, protocols, and connectivity concepts |
| Cybersecurity Fundamentals | - Threat identification, security measures, and data protection |
| IT Career Roles | - Help desk, network administration, system analysis, and project management |
| Software Applications | - Productivity suites, databases, and enterprise software solutions |
| Operating Systems | - Windows, macOS, Linux fundamentals and system management |
| Computer Hardware Components | - Processors, memory, storage devices, and input/output systems |
| Scripting and Programming Basics | - Role of scripts and programs in automating tasks - Variables, loops, conditionals, and functions |
| Business Technology Integration | - How IT supports organizational goals and operations |
| Database Management | - Relational database structure, basic SQL queries, data integrity and security |
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NEW QUESTION # 35
What are two roles of the Internet in the business ecosystem?
Choose 2 answers
Answer: A,D
Explanation:
The Internet plays two important roles in the business ecosystem:
1.Marketing of products and services: The Internet provides a platform for businesses to promote their products and services globally, reaching a wider audience.
2.Connecting remote employees and offices across wide distances: Through the Internet, remote employees can collaborate, communicate, and work effectively regardless of geographical boundaries.
References
1.The Role of Internet in Business
2.The great transformer: The impact of the Internet on economic growth
NEW QUESTION # 36
What are three operating systems that are commonly used today?
Choose 3 answers
Answer: A,B,C
Explanation:
1.Microsoft Windows: Developed and marketed by Microsoft, Windows is the most widely used desktop operating system globally. It accounts for nearly 72% market share for desktop and laptop computers.
Windows provides an intuitive and user-friendly graphical desktop, making it easy to use and navigate. It is versatile and supports various tasks such as word processing, browsing, gaming, software development, video editing, and more1.
2.Linux: Linux is a popular open-source operating system. It was developed by programmer Linus Torvalds in 1991. Linux runs in many organizations, private offices, mobile devices, supercomputers, and over the internet. It already contains almost all the features of the UNIX OS and has additional features. Various distributions of Linux exist, including Ubuntu, Debian, Solus, and Linux Mint. Linux is known for its security, compatibility, and flexibility2.
3.Android: Android is one of the most common operating systems today. It powers smartphones, tablets, and other smart devices. Developed by Google, Android is based on the Linux kernel. It dominates the mobile market and offers a wide range of applications and features for users2.
Comprehensive Detailed Step by Step Explanation:
1.Microsoft Windows:
oWindows is developed and maintained by Microsoft.
oIt provides a graphical user interface (GUI) and is user-friendly.
oWindows 10 is the current version, with earlier versions like Windows XP, Windows 8, and Windows 7.
oAdvantages: Compatibility with hardware, pre-loaded software, ease of use. Disadvantages: Cost, security threats, vulnerability to viruses.
2.Linux:
oDeveloped by Linus Torvalds in 1991.
oOpen-source and free of cost.
oUsed in various environments (organizations, supercomputers, etc.).
oDistributions like Ubuntu, Debian, and Linux Mint.
oAdvantages: Security, compatibility, flexibility. Disadvantages: Multiple versions, not ideal for gamers.
3.Android:
oDeveloped by Google.
oBased on the Linux kernel.
oDominates the mobile market.
oOffers a wide range of apps and features.
References:
1.Toppr: Commonly Used Operating System
2.Tecmint: Most Used Operating Systems in the World1
NEW QUESTION # 37
What is true about an operating system?
Answer: A
Explanation:
An operating system (OS) is a crucial component of the computer system. It is not firmware, which would be embedded into the hardware (eliminating option A), nor is it an application program like a word processor (eliminating option B). It is also not a hardware component (eliminating option D). Instead, an operating system is system software that manages computer hardware and software resources and provides common services for computer programs. This includes managing processes, memory, files, security, and input/output operations. The OS acts as an intermediary between applications and the computer hardware, making it possible for other software to run on the computer.
References:
*Operating system definition from OxfordDictionaries1.
*Wikipedia article on Operating Systems2.
*Guru99's explanation of what an Operating System is3.
*How-To Geek's description of an Operating System4.
NEW QUESTION # 38
A factory machine is turned on at 8:00 a.m. and is turned off at 5:00 p.m. The average output of the machine is 1,200 units per hour. Which term describes the statement, "It is 4:30 p.m., so the machine is still running," based on the data-information-knowledge-wisdom DIKW hierarchy?
Answer: D
Explanation:
The statement, "It is 4:30 p.m., so the machine is still running," reflects knowledge in the DIKW hierarchy because it applies known schedule information to infer the current state. The times 8:00 a.m. and 5:00 p.m.
represent information about operating hours once they are organized and given context. The time 4:30 p.m. is a data point, but the reasoning step, concluding the machine is still running because the current time falls within the operating window, is an application of that information. This inference is what separates knowledge from simple information. In Information Technology and operations management, this resembles using rules or business logic to deduce system status from logged schedules and timestamps. It is not wisdom because it does not involve deciding what should be done or weighing broader consequences. It is not merely information because it is not just a stated fact like the schedule; it is a conclusion drawn from the facts.
Therefore, the DIKW level best matching this statement is knowledge.
NEW QUESTION # 39
What type of a system requirement involves preventing unauthorized access to data?
Answer: D
Explanation:
*Unauthorized access refers to gaining entry or access to a system, physical or electronic, without the permission of the owner or administrator.
*Security is the type of system requirement that involves preventing unauthorized access to data.
*Security measures include:
oAuthentication: Verifying user identity.
oEncryption: Protecting data from unauthorized viewing.
oAccess controls: Limiting who can access specific resources.
oFirewalls: Filtering network traffic.
*Ensuring security helps safeguard sensitive information and maintain data integrity.
References:
1.Unauthorized Access: Risks, Examples, and 6 Defensive Measures
2.How to Prevent Unauthorized Access: 10 Best Practices
3.Threat Picture: Unauthorized Access Prevention
4.PMC: Protecting Information with Cybersecurity
5.Cyberpedia: Unauthorized Data Access
1: Unauthorized Access: Risks, Examples, and 6 Defensive Measures 2: How to Prevent Unauthorized Access: 10 Best Practices 3: Threat Picture: Unauthorized Access Prevention 4: PMC: Protecting Information with Cybersecurity 5: Cyberpedia: Unauthorized Data Access
NEW QUESTION # 40
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