CODE HS QUESTIONS AND ANSWERS 100% PASS

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CODE HS QUESTIONS AND ANSWERS 100% PASS When using view page source, it's possible to see the following: ✔✔All of them are true. What does it mean for code to be minified? ✔✔All of the spac ... es are removed from the code so that it is unreadable. ANSWERED When we inspect an element through developer tools, we are looking at: ✔✔The current state of the page after it has been loaded. ANSWERED Developer tools can help with A. Testing and debugging a site or web app. B. Diagnosing problems quickly on a site or web app. C. Building and maintaining a more secure site or web app. D. Modifying site or web app elements and sending the changes back to the server. E. Changing code in real time to see how it impacts the site or web app on the fly. ✔✔A, B, C and E ANSWERED In the Chrome Developer Tools, this panel is so useful that it is accessible from every panel. ✔✔Console panel Which of the following describe databases: A. They are organized collections of data (e.g., text, images, videos, audio, geospatial, tabular) B. They are an electronic system that allows data to be easily accessed, manipulated and updated C. They are exactly like spreadsheets. D. They are managed with Database Management Systems (DBMS) E. They are like spreadsheets in that they have rows and columns. F. They differ from spreadsheets in that they are organized into tables and can store a lot more data. G. They can be queried with languages like SQL (Structured Query Language) ✔✔All except for C. What is the correct hierarchy of elements for a database schema (overall design / organization) ? ✔✔Database, File (Table), Record, Field Which of the following are TRUE about clients? A. Client devices are typically personal computing devices with network software applications installed. B. Clients are very similar to Database Management Systems or DBMSs. C. Client devices request and receive information over the network or Internet. D. Examples of client devices are mobile devices like your smart phone, tablets, iPads, laptops and also desktop computers. E. A client is an electronic system that allows data to be easily accessed, manipulated and updated. F. Client-server applications are programs or apps that run on our client devices that need to access resources from a server. ✔✔A, C, D and F Which of the following are TRUE about servers? A. Examples of servers include web servers, mail servers, and file servers. B. Servers provide resources to client devices. C. Most servers have a one-to-many relationship with clients. D. A single server can provide multiple resources to multiple clients at one time. E. A server device typically stores files and databases including more complex applications like Web sites. F. Server devices often feature higher-powered central processors, more memory, and larger disk drives than clients. G. A server computer program or application provides functionality for client programs or devices. H. Servers can provide various functionalities, often called "services", such as sharing data or resources among multiple clients, or performing computation for a client. I. Typical servers are database servers, file servers, mail servers, print servers, web servers, game servers, and application servers. ✔✔All of these are true. Applications of the Client-Server Model include ✔✔All of these choices ANSWERED In the Client-Server Model, the database: ✔✔resides on the server side . ANSWERED What does SQL stand for? ✔✔Structured Query Language The main unit of data in SQL is a database. ✔✔True A database is always comprised of ✔✔tables and rows. The schema is how we define what is stored in a table. ✔✔True The SELECT statement allows you to: ✔✔ask for a row or multiple rows from a table in a database. ANSWERED The SQL query: SELECT name, id FROM House; will return ✔✔the name and id columns, in that order. Which operator means "not equal to" in SQL? ✔✔<> When creating passwords for sites and apps, it's important for us to look at what the site requires in terms of password strength. Which of the following shows that the site or app may not have strong enough rules for creating passwords? A. The number of characters required is very low or there is no minimum defined at all. B. Special characters are not allowed to be used in the password. C. The company or organization sends your credentials (username and password) via email at any time, but especially on sign up. D. The company or organization emails a new password. E. The company or organization does not confirm your old password before allowing you to change it. ✔✔A, B, C, D and E ANSWERED The ultimate goal of SQLi is to ✔✔gain control of a web application's database server. SQLi attacks can allow hackers to gain access to I. Customer data II. Social Security numbers III. Company secrets IV. Intellectual property V. Admin login credentials ✔✔I, II, III, IV, and V An attacker who is attempting any kind of SQL injection basically is trying to: ✔✔All of the above In an error-based SQL injection risk: ✔✔All of the above In a union-based vulnerability, the malicious actor can add another condition to the SQL injection that's always true. ✔✔True [Show More]

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