D075 Information Technology (Learning Checks and Quizes)

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MODULE #1

The most effective way of arriving at a desired outcome

MODULE #1

What is the definition of the term "best practice"?Computing processing power doubles every 18 months. Which observation about computing technology is expressed in Moore's law?CPUWhat hardware component performs most of the calculations for a computer?It performs a specific task for the user.What is the defining characteristic of application software?System and applicationWhat are the two basic categories of software?MicrocomputerWhich category of computer is a business laptop?TrueTrue or False An operating system is sometimes called a platform.A device shared by multiple end users in a network What is a peripheral device in a network?It is secure and easy to memorize.Why is a passphrase useful?Two or more computers connected to shared resources What is a computer network?

A printerA technology business is growing rapidly and needs new systems to support a growing workforce. An IT manager is asked to create an IT department to support the growing business. This manager's first task is to make an inventory of essential items needed and their associated costs. The list includes office supplies such as desks, chairs, laptops, and a printer. The list also includes a server, a network operating system, cables, a hub, a router, and everything else it takes to set up a network for the business. The IT manager's boss has some concerns about the cost of a network and its impact on the company and employees.The manager explains that a network will allow employees to use shared peripheral devices on the network.Which example of a peripheral device can the manager provide based on the supply list?Software updates for client computers can be done at once from the server.How will the maintenance of employee workstations be simplified by creating an office network?A network interface controllerWhich component must each client computer in the office have in order to install the new network?Local area network (LAN)While the business in the scenario is growing, it is still a small business. There are just 25 employees, and they all work in the same location.Which type of network will the business use?FirewallThe business in the scenario frequently works with sensitive data, and it is important to ensure that the network is highly secure.Which network component is specifically designed to prevent unauthorized users from accessing the network?

MODULE #2

It provides access to collective company knowledge.

MODULE #2

How does a knowledge management system (KMS) help a company?FalseTrue or False Microsoft Project is classified as presentation software.Productivity softwareWhich category of software is Microsoft Office?TrueTrue or False On-demand cloud computing (ODC) platforms can be used to reduce data storage costs.

Project management softwareA design business has employees based in different parts of the country, with all employees working remotely from home. This allows the business to attract the best expertise, which is a great benefit to the business. One problem, however, is that employees are often waiting for other employees to complete certain tasks before they can complete their own. This lack of coordination causes significant delays in projects.Which type of software is designed specifically to address the coordination problem in the scenario?Browser-basedWhich methodology for sharing information would be most appropriate to the business in the scenario?Milestone trackingWhich software feature could help address the problem described in the scenario?ServerWhile the workforce is distributed, all the employees' computers will be managed from the main office.Which term refers to the computer that manages software updates for all the employees' computers?DropBoxThe company hopes to use cloud-based storage to allow employees to share all their work-related files.What is a common cloud-based storage solution for the company?

MODULE #3

Chief technology officer (CTO)

MODULE #3

Which IT professional runs the organization's IT engineering group and serves as the company's top technology architect?IT architectWhich professional designs parts of computer applications (like screen interfaces, middleware, and programming infrastructure) that comply with the head application developer's design principles?Computer support specialistWhich IT professional installs and performs minor repairs to hardware, performs software troubleshooting, and makes sure peripheral equipment works properly?IT portfolio managerA business consultant has been brought on board to investigate an organization's efficiency problems. After much examination, the consultant reports that departments within the business are using different software packages that are incompatible with each other. This is especially problematic when it comes to sharing data and information. The consultant recommends using the same software in all departments of the business. However, many managers are hesitant to employ this idea of using the same software across the organization. They claim it would be time-consuming to train employees on new software.In the scenario above, who is responsible for designing a detailed plan to address the incompatibility issue?

Standardize software throughout the organization. In the scenario above, how should the IT department resolve the incompatibility issue?CIOThe company's board of directors has expressed concerns about the software compatibility issue.Who is responsible for explaining and advocating for the new plan to the company's board of directors?The network administratorIn the report, the consultant noted that the company's network is in need of maintenance.Which IT professional is directly responsible for the smooth operation and maintenance of a business's networks and networking technology, including its hardware and software?Information security analystAn additional problem that the consultant identified was that unauthorized users could easily access data on the company's internal network.Which IT professional is responsible for addressing this issue?

MODULE #4

Variety

MODULE #4

Which attribute of big data relates to whether the data are structured or unstructured?

FalseTrue or False:

Written posts extracted from a social media feed are generally classified as structured data.ETLA large clothing retailer has an extremely active social media account and hundreds of thousands of followers who create millions of comments per year.Once a quarter, the marketing department offers a major discount to its followers on social media. The company wants to know the return on investment (ROI) of the discounts and store the information in its data warehouse. A data analyst in the IT department is given the task of extracting, processing, and analyzing the data.The data are currently unstructured. The data will be used to create information that will be given to the CIO to inform future decisions.What can the data analyst use to retrieve and process the data to put into the data warehouse?NormalizationThe data are full of redundancies, which the data analyst needs to remove.Which process can the data analyst use to remove the redundancies?Data miningA data analyst wants to use software to look for useful patterns and hidden relationships in this large set of social media data.Which process can be used to look for these patterns and relationships?