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NEW QUESTION # 110
What type of a system requirement involves preventing unauthorized access to data?
Answer: C
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 # 111
What is a common physical location for data storage that needs to be off-site?
Answer: B
Explanation:
Salt mines are a well-known physical location used for off-site data storage, especially for long-term archival backups. In Information Technology and records management, underground salt mines offer environmental conditions that help preserve storage media. They are typically cool, dry, and stable, which reduces humidity- related damage, corrosion, and temperature fluctuations that can degrade tapes, disks, and other archival media. Their underground location can also provide protection from many surface-level threats such as storms, fires, and some types of physical intrusions. Because off-site storage is meant to protect data from disasters affecting the primary site, a specialized facility like a salt mine can serve as a secure and controlled environment for storing backup media. The other options are not standard "common physical locations" described in many IT disaster recovery materials. Cold or warm climates are vague, and coastlands are generally higher risk due to storms and flooding. Therefore, salt mines are a common physical location used for off-site storage.
NEW QUESTION # 112
Which generation of computing is known for the use of operating systems to allow for shared memory and resources?
Answer: D
Explanation:
The third generation of computing is known for major advances in operating systems, especially the move toward multiprogramming, time-sharing concepts, and improved resource management. During this era, computers became powerful enough to support operating systems that could coordinate multiple programs and users more effectively, enabling shared use of memory, processing time, and peripheral devices. This meant that instead of a computer running only one program at a time with long idle periods, the operating system could schedule tasks, allocate memory, and manage input and output to keep the system busy and efficient. These developments matched the growth of integrated circuits, which improved speed and reliability and made more advanced system software practical. Third-generation systems also emphasized better user interaction through terminals and more standardized system environments. While later generations improved operating systems further, the third generation is widely credited in Information Technology history with establishing the operating system as a central system layer for managing shared resources. Therefore, the correct answer is the third generation.
NEW QUESTION # 113
Which operation converts raw data into Information?
Answer: D
Explanation:
The operation that converts raw data into information is A. Processing.
Data transformation involves manipulating and reorganizing raw data to extract meaningful insights and patterns, resulting in useful information1.
References
1.Unleashing the Power of Data Transformation: How to Turn Raw Information into Actionable Insights
NEW QUESTION # 114
Which two actions are included in the role of a Domain Name System (DNS)?
Choose 2 answers
Answer: B,C
Explanation:
1.Translates human-friendly aliases into IP addresses: DNS serves as the "phone book" of the internet, converting user-friendly domain names (like www.example.com) into numerical IP addresses (such as
192.0.2.1) that computers and network devices use to locate one another on the internet12.
2.Stores IP addresses and aliases in a table on the server: DNS servers maintain records that map domain names to corresponding IP addresses. These records are stored in distributed databases across various DNS servers, ensuring efficient and reliable resolution of domain names1.
References
1.GeeksforGeeks: What is Domain Name System (DNS)?
2.Cloudflare: What is DNS? How DNS works
NEW QUESTION # 115
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