ITPEC IP April 2018 Question 31
ITPEC IP April 2018 — Question 31 of 100
Tethering lets another device, such as a PC, access the Internet through a smartphone or similar communication terminal acting as a mobile router. The connection between the devices may use Wi-Fi, USB, or Bluetooth while the phone shares its mobile-data link.
Answer (b)
Why not others:
- self-replicating malware that spreads across networks is a worm
- using hashes and public-key cryptography to detect alteration describes a digital signature
- inserting malicious SQL into a web input is SQL injection
Key rule: Tethering shares one device's Internet connection with other devices over a local wired or wireless link.
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