What is React?
A library for managing user interfaces
A JavaScript framework for backend development
A CSS pre-processor
A database query language
What does OSI stand for?
Open Systems Interconnection
Operating System Interface
Optimal Signal Indicator
Organized System Integration
Which layer of the OSI model deals with routing?
Data Link Layer
Network Layer
Transport Layer
Application Layer
What is the default subnet mask for a Class C IP address?
255.0.0.0
255.255.0.0
255.255.255.0
255.255.255.255
Which protocol is used for sending email?
HTTP
FTP
SMTP
SNMP
What is the purpose of a VLAN?
To create a virtual environment
To encrypt data packets
To segment a network
To prioritize network traffic
What is JSX?
JavaScript Extension
JavaScript XML
JavaScript X-Path
JavaScript JSON
Which hook is used for side-effects?
useState
useEffect
useContext
useReducer
What is Redux?
A JavaScript framework
A state management library
A CSS framework
A backend library
What is React Router?
A state management library
A routing library for React
A CSS framework
A backend library