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| Certification Vendor: | WGU |
|---|---|
| Exam Name: | WGU Introduction to IT |
| Exam Number: | WGU Introduction-to-IT |
| Exam Price: | Included in WGU tuition |
| Exam Format: | Project, Multiple Choice |
| Passing Score: | Competent ranking required |
| Available Languages: | English |
| Sample Questions: | WGU Introduction-to-IT Sample Questions |
| Exam Way: | Online (Objective Assessment + Project) |
| Pre Condition: | No prerequisites for this course |
| Official Syllabus URL: | https://www.wgu.edu/online-it-degrees/information-technology-bachelors-program.html |
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NEW QUESTION # 56
What can applications use to interact with a database?
Answer: B
NEW QUESTION # 57
Which IT department goal would support business goals?
Answer: A
Explanation:
IT goals directly support business goals when they enable or improve the core activities that generate revenue or growth. Here's why this option stands out:
*E-commerce Expansion: An online shopping cart directly facilitates sales, expanding the company's reach and providing customers with a convenient way to purchase products. This aligns with common business goals of increasing sales and market share.
NEW QUESTION # 58
What is a function of a proxy server?
Answer: D
Explanation:
A proxy server serves several essential functions in network communication:
1.Security and Privacy:
oA proxy server acts as a gateway between the user's device and the internet. When a user sends a request (e.g., accessing a website), it first goes through the proxy server.
oThe proxy server hides the user's IP address, making it difficult for external entities to directly trace the user's location or identity.
oBy acting as an intermediary, the proxy server provides an additional layer of security, protecting the internal network from potential threats and attacks.
2.Content Filtering and Access Control:
oOrganizations often use proxy servers to control internet access for their employees. The proxy can filter requests based on predefined rules.
oFor example, an organization might block access to certain websites (e.g., social media, gambling sites) or restrict access during work hours.
oContent filtering helps maintain productivity and prevent unauthorized access to inappropriate or harmful content.
3.Caching and Acceleration:
oProxy servers can cache frequently accessed web pages, images, and files. When a user requests the same content again, the proxy serves it from its cache.
oCaching reduces the load on the internet connection and speeds up access to commonly visited sites.
oIt also helps save bandwidth by minimizing redundant data transfers.
4.Load Balancing:
oIn large networks, multiple proxy servers can distribute incoming requests to different web servers. This load balancing ensures efficient utilization of resources.
oBy evenly distributing traffic, proxy servers prevent any single server from becoming overwhelmed.
5.Anonymity and Geolocation Bypass:
oSome users use proxy servers to hide their real IP addresses. This anonymity can be useful for privacy reasons or to bypass geolocation restrictions.
oFor example, a user in one country can use a proxy server located in another country to access region-restricted content.
References
1.SoftwareLab: What is a Proxy Server? Types & Examples You Need to Know
2.Kinsta: What Is a Proxy Server Used For? (And How Does It Work?)
3.Fortinet: What is a Proxy Server? Definition, Uses & More
4.KnowledgeHut: What is Proxy Server? Types, Functions & Use Cases
5.Varonis: What is a Proxy Server and How Does it Work?
NEW QUESTION # 59
What is the role of the CPU in a computing environment?
Choose 2 answers
Answer: A,C
Explanation:
1.Arithmetic Logic Unit (ALU):
oThe ALU is a critical component within the CPU. It performs various arithmetic operations (such as addition, subtraction, multiplication, and division) and logic operations (such as comparisons, AND/OR operations, and shifting).
oWhen you perform a calculation on your computer, the ALU processes the numbers involved and produces the result.
oFor example, when you add two numbers in a spreadsheet, the ALU handles the addition operation.
2.Instruction Execution:
oThe CPU executes instructions based on machine code (binary signals represented as 1's and 0's).
oThese instructions come from software programs (applications), the operating system, or other components.
oThe CPU fetches an instruction from memory, decodes it, performs the necessary operation (using the ALU), and then stores the result.
oThis process happens at an incredibly fast rate, allowing your computer to perform complex tasks seamlessly.
3.System Bus:
oThe CPU communicates with other components (such as RAM, storage devices, and peripherals) through the system bus.
oThe system bus consists of three types:
Control Bus: Facilitates communication between the CPU and other devices.
Data Bus: Transfers data between different components.
Address Bus: Identifies memory locations for data access.
References
1.What Is a CPU, and What Does It Do? - How-To Geek
2.What Is The Purpose Of The Central Processing Unit (CPU) In A Computer? - Robots.net
3.Central Processing Unit (CPU) - GeeksforGeeks12
NEW QUESTION # 60
What is the goal in improving uptime?
Answer: D
Explanation:
The goal of improving uptime is increasing the portion of time for which systems are operational. In Information Technology operations and service management, uptime measures availability, meaning how consistently an information system is running and accessible when users need it. High uptime is critical for business continuity, customer satisfaction, and meeting service level agreements. Improving uptime involves reducing both planned downtime, such as maintenance windows, and unplanned downtime, such as hardware failures, software crashes, network outages, or cyberattacks. Common strategies include redundancy, failover clustering, monitoring and alerting, preventative maintenance, patch management, and resilient infrastructure design. Increasing time between maintenance events can contribute indirectly, but it is not the definition of uptime improvement. Faster startup processes may reduce downtime duration during restarts, but it is only one factor. Increasing the interval between backups could actually increase risk and does not improve availability. Since uptime is fundamentally the percentage of time systems remain available and functioning, the correct objective is to increase the portion of time the systems are operational. Therefore, the correct answer is option D.
NEW QUESTION # 61
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