Explanation

• Sergen Brin & Larry Page is the founder of Google.
• Sergey Brin is the real owner of Google.
• Google, a US multinational technology company.
• It is a type of search engine operating since 1997.
• It was founded in the year: September 4, 1998
• The Headquarters of Google is located in the city of California.
• Parent organization: Alphabet Inc.

Last verified on 31-03-2026

Explanation

• Junk mail is also called spam.
• The name comes from an old Monty Python comedy sketch.
• It is commonly used for ads, scams, or fake promotions.
  

Additional information:

• Spoof means pretending to be another sender (email spoofing).
• Email services use spam filters to block junk mail automatically.

Explanation

• WPA3 is the latest, most secure Wi-Fi standard (2018).
• Uses SAE — blocks offline password-guessing attacks.
• Provides forward secrecy and stronger encryption.

Additional information:

• WEP — obsolete, easily cracked.
• WPA — older, uses TKIP, considered insecure.
• WPS — not an encryption standard, just a setup feature with known flaws.

Last updated 07-09-2026 by NA

Explanation

• BCC stands for Blind Carbon Copy.
• When you put an email address in the BCC field, that person receives the message.
• The people in the "To" and "CC" fields cannot see that the BCC recipient received a copy.
• It keeps the email addresses of the BCC recipients private from everyone else on the email.

Last updated 07-09-2026 by NA

Explanation

MAN (Metropolitan Area Network): City or district coverage

• LAN (Local Area Network): Small area, e.g., home, office
• WAN (Wide Area Network): Covers countries or continents, e.g., Internet
• PAN (Personal Area Network): Very small area, e.g., devices connected via Bluetooth