ISRO Computer Science Previous Year Question Paper 2007 with Solutions

Anyone can verify the signature using the sender's public key.

Key Points for Revision:
• Digital signatures are created by encrypting the hash digest with the sender's private key.
• Anyone can verify the signature using the sender's public key.

Multipart/mixed is used when sending independent body parts with different content types in a single email message.

Key Points for Revision:
• Multipart/mixed is used when sending independent body parts with different content types in a single email message.

Class D IP range (224.0.0.0 to 239.255.255.255) is strictly designated for IP Multicasting.

Key Points for Revision:
• Class D IP range (224.0.0.0 to 239.255.255.255) is strictly designated for IP Multicasting.

(IEEE 802.3 is Ethernet, 802.15 is Bluetooth).

Key Points for Revision:
• IEEE 802.11 sets standards for Wireless Local Area Networks (Wi-Fi).
• (IEEE 802.3 is Ethernet, 802.15 is Bluetooth).

Routers operate at Network Layer (Layer 3) and forward packets based on destination IP addresses.

Key Points for Revision:
• Routers operate at Network Layer (Layer 3) and forward packets based on destination IP addresses.