Unit V: Overview of IT Enabled Services
Course: Fundamentals of Information Technology
Code: CAIDC101
E-mail: Structure and Usage
Electronic mail is one of the most widely used IT services for professional and personal communication.
Structure of an E-mail
- Headers: Includes "To" (primary recipients), "CC" (Carbon Copy for visibility), and "BCC" (Blind Carbon Copy for private recipients).
- Subject Line: A brief description of the email's content.
- Body: The main message area.
- Attachments: Files like documents or images sent with the message.
E-mail Operations
Common tasks include Opening, Creating, Sending, Forwarding, and Replying to messages.
Social Networking and Blogs
Social Networking platforms allow users to build communities and share information instantly.
- Popular Platforms: Facebook, Twitter, LinkedIn, and Instagram.
- Instant Messaging: Real-time text-based communication services.
- Blogs: Personal or professional websites for sharing regular articles or "posts".
E-commerce and Netiquettes
E-commerce: The activity of buying or selling products and services over the internet.
Netiquettes
Netiquettes are the rules of polite behavior when using the internet. This includes respecting others' privacy, avoiding offensive language, and being professional in digital spaces.
e-Governance Services and Digital Locker
- e-Governance: Using IT to deliver government services to citizens efficiently. Many of these services are now available on mobile devices.
- Digital Locker (DigiLocker): A platform for the issuance and verification of documents and certificates in a digital way, eliminating the use of physical documents.
Digital Financial Tools
IT has revolutionized finance through various digital tools that make transactions faster and more secure.
- OTP (One Time Password): A secure, temporary code for authenticating a single transaction.
- QR Code: A machine-readable code used for instant payments by scanning.
- UPI (Unified Payments Interface): A real-time payment system for instant bank transfers on mobile.
- eWallet: A digital account used to store money for online and offline purchases.
- PoS (Point of Sale): Physical terminals used at retail stores to process card payments.
Online Banking Services
Internet banking allows customers to perform financial transactions through a website or app.
| Service | Full Form | Description |
|---|---|---|
| NEFT | National Electronic Funds Transfer | Transfer of funds in batches; usually takes a few hours. |
| RTGS | Real Time Gross Settlement | Instant transfer for high-value transactions (usually above 2 Lakhs). |
| IMPS | Immediate Payment Service | Instant 24/7 fund transfer service. |
Exam Focus & Tips
- Exam Tip: Be ready to explain the difference between CC and BCC in an e-mail structure.
- Mnemonic: "RIN" (RTGS, IMPS, NEFT) to remember the three major bank transfer modes.
- Common Mistake: Confusing e-Governance with e-Commerce. Remember: Governance is for government services; Commerce is for buying/selling.
Frequently Asked Questions
Q: What is the benefit of a Digital Locker?
A: It allows you to store and share authentic digital documents, reducing the need for physical copies.
Q: What is a QR Code?
A: It stands for Quick Response code, used to share information or process payments instantly.