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CodeHS Exam Study Guide: Web Development & Security, Exams of Computer Networks

Chamberlain College of NursingComputer Networks

A comprehensive study guide for a codehs exam, focusing on web development and security concepts. It covers topics such as minified code, developer tools, databases, client-server models, sql, and sql injection vulnerabilities. The guide includes verified solutions for the exam questions, making it a valuable resource for students preparing for assessments in web development and cybersecurity. It also addresses password security and best practices for creating strong passwords, emphasizing the importance of protecting against sql injection attacks and other web application vulnerabilities. This study guide is designed to help students understand and apply key concepts in web development and security, ensuring they are well-prepared for their exams and future careers.

Typology: Exams

2024/2025

Available from 07/28/2025

TheHub
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(35)

11K documents

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Code HS EXAM WITH 100% VERIFIED
SOLUTIONS 2025/2026 STUDY GUIDE
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 spaces 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
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Code HS EXAM WITH 100% VERIFIED

SOLUTIONS 2025/2026 STUDY GUIDE

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 spaces 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: