Q1medium
A network uses a central hub (like a Switch) where every computer has its own dedicated connection to the hub. If one cable fails, only that computer loses connectivity. Which topology is this?
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20 Questions Total
Computer Networks MCQs
Topic-wise practice questions for Computer Networks & Cloud Computing. Test your knowledge, check solutions on demand, and pace your preparation.
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Practice in Timed ModeQ2medium
What layer of the OSI model ensures that a connection is established, managed, and terminated?
Q3easy
What is Protocol Data Unit (PDU) in the Physical Layer called?
Q4medium
What does "Encapsulation" mean when data moves down the OSI layers from Layer 7 to Layer 1?
Q5easy
What address format does a Layer 2 device use to deliver data?
Q6medium
Which layer ensures Error-Free transmission between two adjacent nodes (hop-to-hop) in a network?
Q7medium
Which model describes a network where tasks are divided between "service providers" and "service requesters"?
Q8easy
Compare a Gateway with a Router. What is the key difference?
Q9medium
A network admin traces the packet flow. At which OSI layer does Router operation primarily occur?
Q10medium
Which device operates at the Data Link Layer (Layer 2) and uses MAC addresses to forward data?