Internet, Browsers & E-mail
🔒 Log in to trackInternet history and structure, browsers vs search engines, URL/DNS, e-mail mechanics (To/CC/BCC, SMTP/POP3/IMAP) and India's e-banking rails (UPI, NEFT, RTGS). Full forms and the browser-vs-engine trap are asked every year.
One page per subtopic: detailed notes, every question type, formulas, tricks and practice sets.
Every formula on one printable page, grouped by subtopic.
4 exam-level questions worked step by step.
69 questions — untimed practice or a timed test with analysis.
Track record in the exam
Test difficulty mix (69 questions)
Question patterns exams keep repeating
Taken from previous-year papers. If a pattern is marked "very common", expect to see it in your exam.
Full form of an internet term
very common"Full form of HTTP / HTML / SMTP / URL / IFSC / OTP?"
Expand it letter by letter.
The wrong option changes just one word.
The full form of SMTP is:
S = Simple
M = Mail
T = Transfer, P = Protocol
Answer: Simple Mail Transfer Protocol
Browser or search engine
very common"Which of these is a web browser?" with Google in the options.
A browser is a program you install (Chrome, Edge, Firefox).
A search engine is a website (Google, Bing).
Which is a web browser: Google, Bing, Chrome, Yahoo?
Google, Bing and Yahoo are search engines (websites)
Chrome is a program installed on the device
It opens and shows web pages
Answer: Chrome
CC and BCC
very commonA mail is sent to many people and the question asks who can see whose address.
CC is a visible copy, everyone sees it.
BCC is hidden, the others never see it.
A mail to 200 customers uses BCC for all addresses. One customer clicks Reply All. Who gets the reply?
BCC hides the list from every receiver
Reply All can only reach addresses the customer can see
The customer sees only the sender
Answer: Only the sender
Which protocol for which job
very common"Protocol used to send e-mail" or "protocol for file transfer".
SMTP sends mail. POP3 and IMAP receive mail.
HTTP = web pages. FTP = files.
Which protocol sends e-mail from a client to the mail server?
POP3 and IMAP only receive mail
Sending is done by one protocol
The S in it stands for Simple Mail Transfer
Answer: SMTP
Online money transfer systems
very common"Which system has a minimum of 2 lakh?" or "which works 24×7 instantly?"
NEFT has no minimum. RTGS has a minimum of 2 lakh.
UPI is instant using a UPI ID or QR code.
You must send ₹5,00,000 immediately, one transaction at a time. Which system fits?
NEFT sends in batches
RTGS sends in real time, one by one
RTGS is for high value (minimum ₹2 lakh)
Answer: RTGS
Parts of a URL
commonA web address is printed and one part is asked (protocol, domain, path).
Split it: protocol, then domain, then path.
Country codes: .in = India, .uk = UK.
In https://www.mysite.in/exams/ssc.html, what is www.mysite.in?
https:// = protocol
www.mysite.in = the website name
/exams/ssc.html = path to the page
Answer: Domain name
Banking codes
common"Which code has 11 characters?" or "the 9-digit code on a cheque".
IFSC = 11 characters. MICR = 9 digits on the cheque.
CVV = 3 digits on the card. SWIFT = international transfer.
How many characters does an IFSC code have?
Example: SBIN0001234
Bank = SBIN (4 letters)
Then 0, then branch = 001234 (6)
4 + 1 + 6 = 11