Data comms training course description A hands on training course introducing the concepts of data communications, moving on to covering both LAN and WAN technology. Quizzes are used extensively to ensure material has sunk in and to maximise learning time. Hands on sessions ensure that by the end of the course delegates have made cables, built LANS and WANS, configured TCP/IP, switches and routers. What will you learn Use the seven layer model to classify networking buzzwords. Build and troubleshoot Ethernet, LAN/WAN and WiFi networks Explain the difference between switches and routers. Connect networks with routers. Data comms training course details Who will benefit: Anyone who requires a technical introduction to networks. Prerequisites: None. Duration 3 days Data comms training course contents What are networks? What is data communications? What are networks? Types of network, LANs, LAN choices, WANs, WAN choices, PANs, SANs, MANs, connecting networks. Internetworks, the internet, clouds. Networks and standards Standards bodies, ISO, ITU, IEEE, IETF, OSI 7 layer reference model, TCP/IP and OSI, ping and the 7 layer model, encapsulation, fragmentation. The physical layer Transmission media: Copper, Fibre, RF, UTP, Cat 5/5e/6/7..., RJ45, straight and cross over cables. Coax, Fibre cable & connectors, SFP, MMF, SMF, radio spectrum, frequencies, ranges, noise and electrical distortion, repeaters. Hands on Cabling, ping. Bandwidth Definition, Bits, bytes, speeds, simplex, half/full duplex, a/symmetrical, aggregation, latency. Calculating bandwidth requirements. The Data Link layer Frames, classifications, standards, LAN/WAN layer 2 technologies (Point to point, virtual circuits). Ethernet What is Ethernet? 802.3, evolution from CSMA/CD, choosing cables, topologies, NICs, MAC addresses. Ethernet frame format. Hands on Analysing Ethernet frames. Ethernet switches Connecting multiple devices, switches work at layer 2, Switches vs. hubs, simultaneous conversations, full duplex, MAC address database, how switches work, switch benefits, loops, STP. Console ports. Hands on Switches and WireShark, configuring switches, broadcast storms, STP. VLANS What are VLANs, why have VLANs. Hands on The effect of VLANs on network traffic. Wireless LANs Type of wireless network. WiFi, 802.11b/g/n/ac, WiFi6, antennae, interference, 802.11 frame format, CSMA/CA, half duplex, Wireless Access Points, security. Hands on Building a WiFi network. WANS WAN architecture, WAN types, service providers, access equipment, DTE, DCE, core equipment, WANs and the 7 layer model, choosing a WAN. WAN access Point to point, multi access, Internet, phone lines, leased lines, xDSL, broadband architecture. DOCSIS, FTTH, PON, SD-WAN. Older technologies (if required): Modems, ISDN, 64k, E1, TDM. Packet switched networks Packet switching, virtual circuits, Hub & spoke, partial & full mesh, MPLS, MPLS and routers, Why MPLS? MPLS -TE, MPLS VPN, Internet VPN. Older technologies (if required). Service provider technologies Transport plane, SDH, SONET, WDM, CWDM, DWDM, DWDM architectures, OTN. TCP/IP Definition, protocols, services, internetworking, the Internet, intranets, IAB, RFCs, IP header, IP addressing, subnet masks, IPv6, TCP, UDP. Hands on IP address and subnet mask configuration. Routers What are routers? Routers vs switches, when to route and when to switch, default gateways, routing tables, static routes, routing protocols. Firewalls, how firewalls work. Hands on Router configuration, tracert. Applications Clients, servers, web, HTTP, Email, resource sharing, IM, VoIP, Video over IP, terminal emulation, ftp, ssh. Hands on telnet
About this Virtual Instructor Led Training (VILT) Electrical machines, mainly power transformers and electric motors are critical equipment that run production, and it must operate without any abnormalities. A wide variety of tests and standards have been developed to assist manufacturers and users of motors and transformer winding, assess the condition of the electrical insulation. The objective of this training course is to provide an understanding of power transformers and electric motors, their materials, components, and how they operate. It will also emphasize the importance of transformer life management, especially for those transformers and electric motors which have been in operation for than 10 years. The course will address in detail all aspects related to transformer principles, calculations, operation, testing and maintenance. Training Objectives This course aims to provide participants with the understanding of the fundamentals and constructional features of power transformers and electric motors, with particular reference to the design, testing, operation and maintenance of transformers in power systems. Delegates will gain a detailed appreciation of the following: Practical solutions for specifying, operating and maintaining power transformers and electric motors in a utility or plant environment Comprehensive understanding of principles, protection, maintenance and troubleshooting of power transformers and electric motors The necessary safe procedures relating to transformer operation and related circuitry Understand the principles of operation of the transformer and electric motors Identify the different features of power transformers and electric motors Appreciate the principles of transformer design, ratings, winding, core structure and materials, insulation and cooling methods, insulation and lifetime Utilize thermal limits and loading guides of transformers Analyze transformer and electric motors failure modes Target Audience Engineers of all disciplines Managers Technicians Maintenance personnel Other technical individuals Course Level Basic or Foundation Training Methods The VILT will be delivered online in 4 half-day sessions comprising 4 hours per day, with 1 x 10 minutes break per day, including time for lectures, discussion, quizzes and short classroom exercises. Additionally, some self-study will be requested. Participants are invited but not obliged to bring a short presentation (10 mins max) on a practical problem they encountered in their work. This will then be explained and discussed during the VILT. A short test or quiz will be held at the end the course. Trainer Our key expert is actively involved in electrical inspections, energy audits, energy efficiency and technical consultation for M&E activities for industrial and commercial sectors. He is involved in testing and commissioning works of factory substations of up to 132kV system. He previously worked for Jimah coal-fired power plant in Port Dickson for 9 years with his last position being Electrical Maintenance Section Head. He was involved in the commissioning of coal-fired power plant mainly with 500kV generator transformer, 934 MVA generator, and up to 33kV MV motors and switchgear panels. Our key expert has managed the maintenance team to perform routine maintenance activities (together with supporting tools such as motor lube oil analysis, infrared thermography analysis, transformer oil analysis) & electrical troubleshooting and plant outages for critical and non-critical equipment. Besides that, our key expert has published several IEEE conference papers and journals such as: (2009). Effectiveness of auxiliary system monitoring & continuous hydrogen scavenging operation on hydrogen-cooled generator at power plant. In Energy and Environment, 2009. ICEE 2009. 3rd International Conference on (pp. 151-160). IEEE. (2010). Study on electric motor mass unbalance based on vibration monitoring analysis technique. In Mechanical and Electrical Technology (ICMET), 2010 2nd International Conference on (pp. 539-542). IEEE. (2012). Re-Design of AC Excitation Busduct based on Infrared (IR) Thermography: Condition-Based Monitoring (CBM) data analysis. eMaintenance, 101. (2016). Energy Saving Studies for a University Campus: An Educational-Based Approach, 3rd International Conference on Language, Education, Humanities and Innovation 2016. 'Grid-tied photovoltaic and battery storage systems with Malaysian electrcity tariff - A review on maximum demand shaving.' Energies 10.11 (2017): 1884 'Techno-Economic Optimization of Grid-Connected Photovoltaic (PV) and Battery Systems Based on Maximum Demand Reduction (MDRed) Modelling in Malaysia.' Energies 12.18 (2019): 3531 POST TRAINING COACHING SUPPORT (OPTIONAL) To further optimise your learning experience from our courses, we also offer individualized 'One to One' coaching support for 2 hours post training. We can help improve your competence in your chosen area of interest, based on your learning needs and available hours. This is a great opportunity to improve your capability and confidence in a particular area of expertise. It will be delivered over a secure video conference call by one of our senior trainers. They will work with you to create a tailor-made coaching program that will help you achieve your goals faster. Request for further information about post training coaching support and fees applicable for this. Accreditions And Affliations
Essential OTN training course description An In-depth introduction to the terminology and technology that will comprise tomorrow's Optical Transport Networks. What will you learn Describe the problems with old technologies. Identify the purpose of new technologies. Describe the functionality of the various transmission mediums available Identify OTN features and functionality. Define the issues involved in equipment and application rollout. Essential OTN training course details Who will benefit: Anyone wishing to learn OTN. Prerequisites: SDH foundation or Essential DWDM Duration 2 days Essential OTN training course contents Scope, References Terms and definitions, Abbreviations and Conventions Optical transport network interface structure Multiplexing/mapping principles and bit rates Optical transport module (OTM-n.m, OTM-nr.m, OTM-0.m and OTN 0.mvn) Physical specification of the ONNI Optical channel (OCh) Optical channel transport unit (OTU) Optical channel data unit (ODU) Optical channel payload unit (OPU) OTM overhead signal (OOS) Overhead description and maintenance signals Mapping of client signals and concatenation Mapping ODUk signals into the ODTUjk signal Forward error correction using 16-byte interleaved RS (255,239) codecs ODUk tandem connection monitoring (TCM) overhead OPUk Multiplex Overhead Amendment 2 including: OTN Multiplexing and Mapping, Basic signal structure, ODTU12, ODTU13, ODTU23, OPUk Multiplex Overhead, OPUk Multiplex Structure Identifier (MSI). OPU2 Multiplex Structure Identifier (MSI), OPU3 Multiplex Structure Identifier (MSI), OPUk Payload Structure Identifier Reserved overhead (RES), ODU1 into ODU2 multiplexing, ODU2 into ODU3 multiplexing, ODU1 into ODU3 multiplexing Amendment 3 including: 40 Gbit/s ODU3/OTU3 and 100 Gbit/s ODU4/OTU4, Support of gigabit Ethernet services via ODU0, ODU2e, ODU3 and ODU4, ODU0 and ODUFlex, Multi-lane OTU3 and OTU4 interfaces, Support for InfiniBand Amendment 4 including: OTSn OTN synchronization messaging channel (OSMC) overhead, FC-1600 Amendment 5 Including: ODUk.ts, OTU0LL (OTU0 low latency), OTSiA (optical tributary signal assembly). OTSiG (optical tributary signal group), OTSiG-O (optical tributary signal overhead), CMEP (connection monitoring end- point), CMOH (connection monitoring overhead), MOTU (Multi-OUT), MOTUm (Multi-OTU with management), OTUCn-M (Optical Transport Unit-Cn, with n OxUC overhead instances and 5G tributary slots). SOTU (Single-OUT). SOTUm (Single-OTU with management). Modified bit rates and capacity for OTU1/2/3/4 OTM.nr.m, OTM.n.m, OTM.0.3v4, OTM 0.4v4 Mapping of CBR2G5, CBR10G, CBR10G3 and CBR40G signals into OPUk 64B/66B and 513B block code format PCS lane alignment marker for 40GBASE-R and 100GBASE-R PT=20/PT=21 and AMP/GMP options OTL 4.10 to OTL 4.4 gearbox ODU switching and Line protection Schemes 10 x 10 MSA Overview of current and future coherent and noncoherent technologies 40Gbit and 100Gbit compliant ROADM's Implementers Guide including replacement terms. Differing vendor's equipment and their implementations Individual and group planning exercises: Upgrade a customer STM-64/10G network to a 40G/ OTN network. Upgrade a customer old 16 Wavelength WDM network to be OTN compliant. Implement a new customer 40 wavelength OTU3 OTN compliant MSPP (DWDM) network. Design a cost-effective solution where we can hand over circuits using 'Optical Transport Lanes'.
Elevate your understanding of relay protection in power systems with EnergyEdge's specialized classroom training course and gain valuable insights.
Peering at LINX training course description A one or two day induction course covering the technical procedures of LINX along with correct interaction with LINX and LINX members. This course focuses on the implementation of the technologies within the LINX network. For those already competent in BGP the one day version of this course is sufficient. What will you learn Explain the role of LINX in the Internet. Correctly connect to LINX. Recognise the correct procedures for peering at LINX. Use the current Best Current Practices. Peering at LINX training course details Who will benefit: Technical staff of new LINX members. Technical staff of companies preparing to join LINX. Non technical staff may also benefit from this course. Prerequisites: None. (For technical staff with BGP knowledge 1 day) Duration 1 to 2 days Peering at LINX training course contents Introduction and review Networks, The Internet, IP, routers, Autonomous systems, the structure of the Internet, the role of Internet Exchanges. BGP and peering. LINX, EuroIX, RIPE. What you get when you join LINX. LINX products: Connexions, Virtual PoPs, Colocation resales, LINX from anywhere. LINX infrastructure The original architecture, The growth of LINX, the current topology. LINX London locations. Dual LAN topology. LON1, LON2. Use of MPLS to connect London sites. Regional peering: LINX NoVa, LINX Manchester, LINX Wales, LINX Scotland, ManxIX, JEDIX. Connecting with LINX nnecting with LINX Locations. 1/10/100/400G. Interface specifications. Link aggregation. The racks and space provided, access to the racks, connecting WAN circuits into LINX. The connection form, How to link your ISP with LINX, switch assignments, limits on traffic, average measured traffic, getting statistics from LINX, Using looking glass. Allowed traffic. Port security Configuration hints LINX IP details, IPv4, IPv6, PTR records, Cisco base configuration, Juniper base configuration. Peering with other LINX members Preparing for peering, the peering template, setting up the peering, RFC 2142, the RIPE database, contacts, peeringdb.net, solving downed BGP sessions, escalation procedures. Peering configuration hints Cisco BGP configuration, Juniper BGP configuration. LINX additional services Private interconnect, LINX time service. NTP, Strata. The LINX route server Bi lateral peering, Multi lateral peering. How the LINX route server is configured. Use of communities on the route server, template for peering with the route server. Summary Getting further information, the LINX website, the LINX mailing lists.
The course will be delivered through 9 online virtual classroom sessions. The 10th and last session will involve the additional practical work for the course as well as the written examination (multiple choice for City & Guilds and written for Hi-Tech Training) which will take place at our training centre at 43 North Great Georges Street, Dublin 1 (completed online for non ROI learners). During the virtual classroom sessions, trainees will have a live video feed with their instructor talking to them, doing practical live demonstrations on equipment being involved actively in the learning. We will send out a practical kit so that trainees can complete assignments and practical work at home. The kit is the property of Hi-Tech Training and will be returned to Hi-Tech Training on the last day of the course. (The kits may also be purchased by the learner….see the Kits Page Link for more details). The kit consists of power supply unit breadboard, multimeter, cables, The kit consists of breadboard, multimeter, oscilloscope, battery and connectors, components including resistors, LEDs and ICs (AND, NAND, OR, NOR, X-OR, X-NOR, Inverter, Buffer, Latches, Flip-Flops, Timers, etc). Trainees will build various projects as part of the course. The kit forms an integral part of the course, so full course fees need to be paid at least 7 days prior to course commencement to allow time to ship the kit in time for the course.
An introduction to Ultrasound scanning common lower limb pathologies Speaker: Mike Grice a renowned Clinical Musculoskeletal Specialist, Shockwave Expert, Sonographer and Clinical Anatomist with over two decades of expertise in the Health and Fitness sector. Are you interested in learning more about using diagnostic ultrasound for lower limb pathologies? This expert led webinar is the perfect introduction to this fascinating topic. Over 90 minutes you will learn more about: How ultrasound works How to optimise images depending on structure depth The importance of anatomy Scanning an Achilles Tendon, Patellar Tendon and Medial Knee More on the speaker: With a passion for education and therapy, Mike Grice founded Movement Therapy Education in 2003, a leading institution dedicated to health, fitness, and therapy training. His academic contributions are notable. Mike has been an esteemed lecturer for both the FdSc and BSc Sports Therapy programs at University College Birmingham. Moreover, he has shared his insights as a guest lecturer across prestigious institutions in the UK, USA, and Europe. Serving as a lead tutor and advisor, Mike's expertise extends to affiliations with renowned institutions such as Movement Therapy Education, Elite Therapy Education, RockTape, and NAQI. His extensive knowledge is sought after by Premier League and Championship football clubs where he conducts specialised training sessions particularly in the delivery of Shockwave and Sonography. In the corporate sector, Mike has provided valuable consultancy to industry leaders like Boots, Pera Products, Startrite, and MicroScooter via Brytespark. His innovative approach was instrumental in advancing patient education systems in collaboration with Convatec. A regular on the conference circuit, Mike has been a featured speaker at events like Therapy Expo, FitPro, International Fitness Showcase, and Good Health Show. His notable presentation at the 2014 IOC World Conference for Injury Prevention in Monaco underscores his global influence. A testament to his dedication to education, Mike authored "Anatomy for Shockwave Users", a specialised course for Kinas Medical. He also serves as a trusted sonography educator for the Shockwave Academy based in Atlanta, Georgia.
Duration 4 Days 24 CPD hours This course is intended for The primary audience for this course is as follows: Technical professionals who are responsible for installation, deployment, and maintenance of the Cisco ONS 15454 MSTP network Network operations, planners, and designers Network operations engineers Overview Upon completing this course, the learner will be able to meet these overall objectives: Connect to a Cisco ONS 15454 MSTP chassis using Cisco Transport Controller (CTC) Identify Node configurations according to card population Provision DWDM circuits using the Cisco Transport Controller (CTC) Conduct performance monitoring, alarm verification, and fault isolation Provision M12 WSS in linear and M6 SMR nodes in ring topologies Configuration options for the any rate muxponder and crossponder Perform Raman amplifier initialization Isolate optical network issues In this course, you will learn the skills necessary to deploy a Cisco Network Convergence System (NCS) 2000 Series network. You will also learn how to perform node turnup. The course covers three shelf types, the Cisco ONS 15454 M12 Multiservice Transport Platform (MSTP), NCS 2006, and NCS 2002. You will learn how to deploy linear and ring dense-wavelength-division-multiplexing (DWDM) topologies. The course covers multiplexer-demultiplexer cards, Erbium-doped-fiber amplifier cards, Raman amplifiers, transponder cards, and the newest Cisco Any Rate muxponder cards and crossponder cards. These cards are used in terminal, amplifier, and reconfigurable optical add-drop multiplexer (ROADM) node configurations. You configure wavelength-selective switch (WSS) linear and single-module ROADM (SMR) rings. This Optical Technical Training Intermediate course covers 10-gigabit unprotected circuits and 10-gigabit protection using Y-cable, optical channel transport unit-2 (OTU-2), and protection switch module (PSM) cards. Learn more about this NCS 2000 training course below. Course Outline Lesson 1: CTC Operations Lesson 2: MSTP Topologies Lesson 3: Shelf and Card Installation Lesson 4: Fiber jumper installation Lesson 5: Linear Configurations Lesson 6: Node Turn-Up Lesson 7: Optical Channel Network Connection Circuits Lesson 8: Transponder and Optical Channel Client Connection Circuits Lesson 9: Multishelf Lesson 10: MSTP M6 SMR-Based Rings Lesson 11: 10-Gigabit Muxponder and Transponder Cards Lesson 12: 10-Gigabit with Y-Cable Protection Lesson 13: Alternative 10-GB Protection (PSM and OTU-2) Lesson 14: Any Rate Muxponder and Crossponder Lesson 15: Raman Amplifier Lesson 16: 40- and 100-Gigabit Transponder and Muxponder Lesson 17: Troubleshooting Additional course details: Nexus Humans Cisco Optical Technology Intermediate (OPT200) training program is a workshop that presents an invigorating mix of sessions, lessons, and masterclasses meticulously crafted to propel your learning expedition forward. This immersive bootcamp-style experience boasts interactive lectures, hands-on labs, and collaborative hackathons, all strategically designed to fortify fundamental concepts. Guided by seasoned coaches, each session offers priceless insights and practical skills crucial for honing your expertise. Whether you're stepping into the realm of professional skills or a seasoned professional, this comprehensive course ensures you're equipped with the knowledge and prowess necessary for success. While we feel this is the best course for the Cisco Optical Technology Intermediate (OPT200) course and one of our Top 10 we encourage you to read the course outline to make sure it is the right content for you. Additionally, private sessions, closed classes or dedicated events are available both live online and at our training centres in Dublin and London, as well as at your offices anywhere in the UK, Ireland or across EMEA.
Duration 5 Days 30 CPD hours This course is intended for This course is intended for students new to computer programming or experienced programmers who are new to client-side web development. Overview After completing this course, you will be able to: Describe the technologies involved in web development. Create HTML pages with links and images. Explain the benefits of CSS. Style HTML pages with CSS. Explain the concepts of objects, methods, and properties. Work with JavaScript variables. Create their own custom functions in JavaScript. Write flow control logic in JavaScript. Write JavaScript code that listens for and handles events, such as mouse clicks and page loads. Create forms with HTML and validate them with JavaScript. Use regular expressions in JavaScript for advanced form validation. This course is intended for IT professionals interested in becoming client-side web developers. who need to get a jump start on all three technologies. The course includes more than 30 exercises, providing a rapid hands-on introduction to the three major client-side languages: HTML, CSS, and JavaScript. Students should be prepared to cover a lot of ground quickly.This material updates and replaces course Microsoft course 20480 which was previously published under the title Programming in HTML5 with JavaScript and CSS3. Module 1: A Quick Overview of Web Development HTML is Part of a Team Client-side Programming Server-side Programming Web Development Technologies Module 2: Introduction to HTML Exercise: A Simple HTML Document Getting Started with a Simple HTML Document HTML Elements, Attributes, and Comments The HTML Skeleton Viewing the Page Source Special Characters HTML Elements and Special Characters History of HTML The lang Attribute Module 3: Paragraphs, Headings, and Text Paragraphs Heading Levels Breaks and Horizontal Rules Exercise: Paragraphs, Headings, and Text The div Tag Creating an HTML Page Quoted Text Preformatted Text Inline Semantic Elements Exercise: Adding Inline Elements Module 4: HTML Links Links Introduction Text Links Absolute vs. Relative Paths Targeting New Tabs Email Links Exercise: Adding Links Lorem Ipsum The title Attribute Linking to a Specific Location on the Page Targeting a Specific Location on the Page Module 5: HTML Images Inserting Images Image Links Adding Images to the Document Exercise: Adding Images to the Page Providing Alternative Images Module 6: HTML Lists Unordered Lists Ordered Lists Definition Lists Exercise: Creating Lists Module 7: Crash Course in CSS Benefits of Cascading Style Sheets CSS Rules Selectors Combinators Precedence of Selectors How Browsers Style Pages CSS Resets CSS Normalizers External Stylesheets, Embedded Stylesheets, and Inline Styles Exercise: Creating an External Stylesheet Exercise: Creating an Embedded Stylesheet Exercise: Adding Inline Styles div and span Exercise: Styling div and span Media Types Units of Measurement Inheritance Module 8: CSS Fonts font-family @font-face font-size font-style font-variant font-weight line-height font shorthand Exercise: Styling Fonts Module 9: Color and Opacity About Color and Opacity Color and Opacity Values Color Opacity Exercise: Adding Color and Opacity to Text Module 10: CSS Text letter-spacing text-align text-decoration text-indent text-shadow text-transform white-space word-break word-spacing Exercise: Text Properties Module 11: JavaScript Basics JavaScript vs. EcmaScript The HTML DOM JavaScript Syntax Accessing Elements Where Is JavaScript Code Written? JavaScript Objects, Methods, and Properties Exercise: Alerts, Writing, and Changing Background Color Module 12: Variables, Arrays, and Operators JavaScript Variables A Loosely Typed Language Google Chrome DevTools Storing User-Entered Data Exercise: Using Variables Constants Arrays Exercise: Working with Arrays Associative Arrays Playing with Array Methods JavaScript Operators The Modulus Operator Playing with Operators The Default Operator Exercise: Working with Operators Module 13: JavaScript Functions Global Objects and Functions Exercise: Working with Global Functions User-defined Functions Exercise: Writing a JavaScript Function Returning Values from Functions Module 14: Built-In JavaScript Objects Strings Math Date Helper Functions Exercise: Returning the Day of the Week as a String Module 15: Conditionals and Loops Conditionals Short-circuiting Switch / Case Ternary Operator Truthy and Falsy Exercise: Conditional Processing Loops while and do?while Loops for Loops break and continue Exercise: Working with Loops Array: forEach() Module 16: Event Handlers and Listeners On-event Handlers Exercise: Using On-event Handlers The addEventListener() Method Anonymous Functions Capturing Key Events Exercise: Adding Event Listeners Benefits of Event Listeners Timers Typing Test Module 17: The HTML Document Object Model CSS Selectors The innerHTML Property Nodes, NodeLists, and HTMLCollections Accessing Element Nodes Exercise: Accessing Elements Dot Notation and Square Bracket Notation Accessing Elements Hierarchically Exercise: Working with Hierarchical Elements Accessing Attributes Creating New Nodes Focusing on a Field Shopping List Application Exercise: Logging Exercise: Adding EventListeners Exercise: Adding Items to the List Exercise: Dynamically Adding Remove Buttons to the List Items Exercise: Removing List Items Exercise: Preventing Duplicates and Zero-length Product Names Manipulating Tables Module 18: HTML Forms How HTML Forms Work The form Element Form Elements Buttons Exercise: Creating a Registration Form Checkboxes Radio Buttons Exercise: Adding Checkboxes and Radio Buttons Fieldsets Select Menus Textareas Exercise: Adding a Select Menu and a Textarea HTML Forms and CSS Module 19: JavaScript Form Validation Server-side Form Validation HTML Form Validation Accessing Form Data Form Validation with JavaScript Exercise: Checking the Validity of the Email and URL Fields Checking Validity on Input and Submit Events Adding Error Messages Validating Textareas Validating Checkboxes Validating Radio Buttons Validating Select Menus Exercise: Validating the Ice Cream Order Form Giving the User a Chance Module 20: Regular Expressions Getting Started Regular Expression Syntax Backreferences Form Validation with Regular Expressions Cleaning Up Form Entries Exercise: Cleaning Up Form Entries A Slightly More Complex Example