WorksheetsИНФР 121-150
Total questions: 30
Worksheet time: 15mins
What is the function of a proxy server?
Encrypt email attachments
Increase CPU frequency
Act as an intermediary between clients and servers
Boost Wi-Fi range
What is an advantage of using SSDs in servers?
Lower network usage
Longer boot times
Faster data access and system performance
More noise during operation
What is the function of NTP in IT infrastructure?
Encrypt network traffic
Create virtual networks
Synchronize clocks across computer systems
Boost DNS resolution
What does a CDN mainly do?
Deliver content faster by using distributed servers
Store user passwords
Create backups
Scan networks for threats
What is the primary use of a bastion host?
Speed up Wi-Fi
Provide secure access to a private network from an external network
Backup databases
Monitor server temperatures
What does scaling out mean?
Adding more servers to handle increased load
Upgrading RAM modules
Reducing CPU clock speed
Decreasing disk space
What is a common benefit of virtualization?
Decreasing system performance
Reducing the number of backups
Optimizing hardware utilization
Removing software licenses
What does VM migration allow?
Creating a new VM template
Deleting old VMs
Moving a running VM from one host to another
Encrypting VM snapshots
What is a key advantage of SDN (Software-Defined Networking)?
Physical network expansion
Boosting server RAM
Replacing Wi-Fi routers
Centralized network management and automation
Which service model is typically used for email services?
IaaS
DaaS
SaaS
PaaS
What is the purpose of a UPS in infrastructure?
Cooling down the server room
Reducing internet latency
Providing emergency power during outages
Speeding up CPU processes
What is bare-metal provisioning?
Running VMs inside containers
Installing games on servers
Installing an OS directly onto a physical server without a hypervisor
Encrypting external drives
What is the main reason for network monitoring?
Increasing CPU power
Reducing RAM usage
Installing more storage
Detecting and diagnosing network issues
Which technology provides secure access to a network over the internet?
DNS
HTTP
VPN
FTP
What is a common use of container orchestration?
Encrypting database entries
Designing website layouts
Managing the deployment and scaling of containers
Formatting hard drives
What is a key feature of NAS storage?
Block-level access
Providing RAM to servers
File-level storage accessible over a network
Direct CPU boost
Which cloud service allows users to build applications without managing infrastructure?
PaaS
SaaS
IaaS
DaaS
What does server virtualization mainly achieve?
Reduces physical hardware footprint
Increases system noise
Runs multiple OS instances on a single server
Decreases server uptime
What is the main purpose of a reverse proxy?
Encrypt hard drives
Increase Wi-Fi signal
Distribute incoming traffic to backend servers
Update system drivers
What is a key feature of fault tolerance?
Scheduled downtime
Lower performance
Continuous service availability despite failures
Faster internet
What does monitoring CPU usage in servers help with?
Increasing screen brightness
Reducing password strength
Identifying performance bottlenecks
Lowering backup speed
What is a cold backup?
Live backup of running systems
Hot-swappable disk backup
Backup using dry ice
Backup of systems that are powered off
What is the purpose of network redundancy?
Increase gaming speed
Reduce server RAM
Ensure network availability if one path fails
Save power costs
What is the goal of patch management?
Add more storage
Increase electricity
Keep systems secure and up to date
Boost cooling systems
What is a benefit of microservices architecture?
Monolithic scaling
Unified databases
Independent deployment and scaling of components
Shared memory management
What does IPsec mainly provide?
Server cooling
Higher CPU speeds
Secure IP communication through authentication and encryption
Wireless expansion
What is the primary use of an IDS (Intrusion Detection System)?
Detect unauthorized access to network resources
Monitor CPU temperatures
Boost application performance
Install software updates
What is the main purpose of a load balancer health check?
To reduce server storage
To install software updates
To ensure traffic is only sent to healthy servers
To improve Wi-Fi speed
What is the advantage of using a distributed database?
Increased CPU usage
Improved data availability and fault tolerance
Simplified data loss
Decreased network latency
What is the primary use of VLAN tagging?
Increase server CPU clock
Expand Wi-Fi range
Identify and separate network traffic across switches
Encrypt cloud backups
