Computer Networks & Systems Fundamentals
Test your knowledge about computer networks and system architecture concepts
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Quiz Questions & Answers
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Question 1: Which network topology offers the highest reliability but requires the most cabling?
Bus Topology
Star Topology
Ring Topology
Mesh Topology
Question 2: What happens in the CPU during the 'Fetch' phase of the fetch-execute cycle?
Instructions are retrieved from memory
Data is processed
Instructions are decoded
Results are stored
Question 3: In the OSI model, which layer is responsible for logical addressing and routing?
Data Link Layer
Network Layer
Physical Layer
Transport Layer
Question 4: What is the primary purpose of cache memory in a computer system?
To speed up data access
To backup important files
To provide long-term data storage
To store the operating system
Question 5: Which network protocol provides reliable, ordered data delivery between applications?
UDP
ARP
IP
TCP
Question 6: What is the role of the ALU in a computer system?
File storage
Performing calculations and logical operations
Network communication
Memory management
Question 7: Which type of network typically covers a single building or campus?
WAN
PAN
LAN
MAN
Question 8: What is the purpose of a subnet mask in IP networking?
To encrypt data
To identify network and host portions
To compress data
To block malicious traffic