15/10/25 placement quiz

Which layer of the OSI model handles routing?

• Application
• Network
• Data Link
• Transport

What is the default port for HTTPS?

• 80
• 21
• 25
• 443

Which protocol ensures reliable delivery?

• UDP
• IP
• TCP
• ICMP

Which device operates at Layer 2 of OSI?

• Router
• Switch
• Hub
• Bridge

Which of the following is a transport layer protocol?

• IP
• ICMP
• TCP
• ARP

What is the maximum length of IPv6 address?

• 32 bits
• 64 bits
• 128 bits
• 256 bits

Which topology has a single backbone cable?

• Bus
• Star
• Ring
• Mesh

DNS translates domain names to:

• MAC addresses
• IP addresses
• Port numbers
• URLs

What does DFA stand for?

• Deterministic Finite Automaton
• Dynamic Finite Automaton
• Defined Finite Array
• Deterministic Flow Automaton

Which automata accepts regular languages?

• PDA
• Turing Machine
• Finite Automata
• CFG