Information Technology Flashcards
6 cards from real IKM practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Information Technology flashcards as text
Which backup strategy copies all files changed since the last full backup?
Answer: Differential backup
A differential backup copies all files changed since the last full backup, growing larger each day until the next full backup.
What is the purpose of a load balancer in web application architecture?
Answer: To distribute incoming traffic across multiple servers
A load balancer distributes incoming network traffic across multiple servers to ensure no single server is overwhelmed.
Which technology allows multiple virtual networks to share the same physical infrastructure?
Answer: VLAN
VLANs logically segment a physical network into multiple isolated broadcast domains.
What is the key difference between IaaS and PaaS cloud models?
Answer: IaaS provides infrastructure while PaaS provides a development platform
IaaS provides virtualized computing resources while PaaS provides a complete platform including runtime and development tools.
Which IT governance framework focuses on IT audit and control objectives?
Answer: COBIT
COBIT is a framework developed by ISACA specifically for IT governance, management, and audit.
What is a CMDB used for in IT service management?
Answer: Tracking IT assets and their relationships
A CMDB stores information about configuration items and their relationships, supporting change and incident management.