IT 440 Practice Questions and Answers with complete solution

IT 440 Practice Questions and Answers with complete solution When discussing design methodology for IaaS service models, three design areas are mentioned, component design, architecture design, and ______________ design where we map the application components to specific cloud resources (such as web servers, application servers, database servers, etc.) Deployment What is Boto? Boto is a Python package that provides interfaces to Amazon Web Services (AWS) According to Gartners 2018 Hype Cycle for Emerging Technologies, in what phase is the "Internet of Things"? Peak of Inflated Expectations Give a brief definition description of IoT Internet of things is a conglomerate of all devices that have an IP address and some form of connection to the Internet through which they can relay information ___________ is a mapping data type or a kind of hash table that maps keys to values. Keys in this can be of any data type, though numbers and strings are commonly used for keys. Values in this can be any data type or object. dictionary T/F Python supports more than one programming paradigms including object-oriented programming and structured programming True When discussing the design methodology for PaaS service model, in what design step do the developers have to take into consideration the platform specific features. Component design Relational databases provide the following ACID guarantees Atomicity, Consistency, Isolation, Durability By the year 2020 the projected number of connected (IoT) devices will be? 25-50 Billion SDK stands for _________________? Software Development Kit For the Model View Controller (MVC) software design pattern for web applications find the best match for each statement. 1. Manages the data and the behavior of the applications. 2. This prepares the interface which is shown to the user. 3. This processes user requests and updates the model when the user manipulates the view 4. This responds to the requests for information about its state and responds to the instructions to change state A: Model B: View C:Controller 1. A 2. B 3. C 4. A T/F Python is an interpreted language and does not require an explicit compilation step True T/F CCM components have the following characteristics: tightly coupled, synchronous communication, and stateful design False Unlike relational databases, _____________ databases do not provide ACID guarantees non-relational or non-sql Select the items below that were identified by the AFCEA International Cyber Committee as IoT "Hot Button Issues" a. Operational Issues b. Cost of deployment c. Privacy & Security d. Public infrastructure e. Human rights violations f. Identity Management & Ownership of Data g. Digital Divide h. Leadership: Ecosystem Roadmap & Standards a. Operational Issues c. Privacy & Security f. Identity Management & Ownership of Data g. Digital Divide h. Leadership: Ecosystem Roadmap & Standards Name four (4-of-6) design considerations identified for cloud applications Scalability Reliability Availability Security Maintenance/Upgradation Performance A ________________ consists of a global network of edge locations used to deliver media. It is used to speed up the delivery of static content such as images and videos CDN: Content Delivery Network List at least four of the Python benefits (4-of-6) presented in class. Easy to learn, read, and maintain Object and Procedure Oriented Extendable Scalable Portable Broad Library Support ________________ is a well established architectural approach for designing and developing applications in the form of services that can be shared and reused SOA: service oriented architecture T/F Python provides an interactive mode in which the user can submit commands at the Python prompt and interact with the interpreter directly True A _____________ is a sequence data type that is similar to the list. They consists of a number of values separated by commas and enclosed within parentheses. Unlike lists, the elements of these cannot be changed, so they can be thought of as read-only lists. tuple Name two (2) barriers to adoption of IoT 1.Market Fragmentation 2.Slowly evolving standards 3.New ecosystem to manage 4.Lack of Specialized Skills & Expertise 5.Complexity & Required Customization In Python, what would printed for the following code? s="Hello World!" t="This is sample program." r = s+t len(s) 12 In MapReduce, the Map function emits ______________ pairs. key value A Cloud Component Model (CCM) is an application design methodology that provides a flexible way of creating cloud applications in a rapid, convenient and platform independent manner. The CCM approach for application design involves what three "types" of design? Component design Architecture design Deployment design Name four (4) enabling technologies that are driving IoT growth -Wireless radios (size, cost, and number) -IPv6 -Battery technology -Solar recharging -Mobile data bandwidth, coverage & speed -Cheap sensors