EC-Council Practice Tests and Questions
May 8, 2026
Which XSS variant delivers script from a site's database to many visitors?
- Persistent XSSCorrect
- Reflected XSS
- DOM-based XSS
- CSRF attack
Question of the Day
The Crucial Exams Question of the Day (QOTD) is a daily social media post featuring a quick, simplified quiz question for one of the many certifications we cover. CompTIA Practice Tests and Questions May 7, 2026Which malware self-replicates across networks without user action?
VirusWormCorrectTrojan HorseRootkit AWS Practice Tests and Questions May 6, 2026Which S3 capability stores multiple states of the same object?
Lifecycle ruleObject LockVersioningCorrectReplication CompTIA Practice Tests and Questions May 5, 2026Which Wi-Fi mode uses a RADIUS server for authentication?
WPA2-PSKWPA2-EnterpriseCorrectWEPOpen (no auth) CompTIA Practice Tests and Questions May 4, 2026At which OSI layer does a router primarily operate?
Layer 2: Data LinkLayer 3: NetworkCorrectLayer 4: TransportLayer 7: Application CompTIA Practice Tests and Questions May 3, 2026Which cloud model gives customer control over VMs and networking?
SaaSPaaSIaaSCorrectFaaS GCP Practice Tests and Questions May 2, 2026Allow using your own encryption keys across multiple GCP services. Which feature?
Google-managed keysCustomer-managed via KMSCorrectBYOK per VM diskApplication-level keys Cisco Practice Tests and Questions May 1, 2026Which OSI layer provides end-to-end segmentation and multiplexing?
ApplicationTransportCorrectNetworkData Link EC-Council Practice Tests and Questions April 30, 2026Which flaw allows attackers to alter database queries via user input?
Cross-site scriptingInput validation failureCommand injectionSQL injectionCorrect CompTIA Practice Tests and Questions April 29, 2026Which protocol maps an IPv4 address to a MAC on a LAN?
DNSARPCorrectICMPDHCP CompTIA Practice Tests and Questions April 28, 2026Which OSI layer forwards packets using IP addresses?
Layer 1 - PhysicalLayer 2 - Data LinkLayer 3 - NetworkCorrectLayer 4 - Transport EC-Council Practice Tests and Questions April 27, 2026Which scan shows open TCP ports by completing the TCP three-way handshake?
SYN scanFIN scanConnect scanCorrectACK scan Cisco Practice Tests and Questions April 26, 2026Which protocol resolves IPv4 addresses to MAC addresses?
Address Resolution Protocol (ARP)CorrectDynamic Host Config Protocol (DHCP)Internet Control Message Protocol (ICMP)Domain Name System (DNS) GCP Practice Tests and Questions April 25, 2026You need serverless containers that scale to zero on idle. Which product fits?
Cloud RunCorrectCloud FunctionsApp Engine flexibleGKE Autopilot CompTIA Practice Tests and Questions April 24, 2026Which algorithm is a symmetric cipher used for bulk encryption?
RSADiffie-HellmanAESCorrectSHA-256 Cisco Practice Tests and Questions April 23, 2026Which routing protocol uses a composite metric (bandwidth and delay)?
OSPFEIGRPCorrectRIPBGP CompTIA Practice Tests and Questions April 22, 2026Which OSI layer provides end-to-end error recovery and flow control?
PhysicalData LinkTransportCorrectSession Cisco Practice Tests and Questions April 21, 2026Which NAT type lets many internal hosts share one public IP by tracking connections?
Static NATDynamic NATPATCorrectNAT64 GCP Practice Tests and Questions April 20, 2026Which GCP product offers horizontally scalable, strongly consistent relational databases across regions?
Cloud SpannerCorrectCloud SQLBigtableFirestore CompTIA Practice Tests and Questions April 19, 2026Which tool measures DC voltages from a PC power supply?
OscilloscopeMultimeterCorrectPower supply testerPOST diagnostic card CompTIA Practice Tests and Questions April 18, 2026How many usable hosts are in a /29 IPv4 subnet?
8 usable hosts30 usable hosts6 usable hostsCorrect2 usable hosts CompTIA Practice Tests and Questions April 17, 2026Which key exchange creates unique keys per session to protect past sessions?
Static RSA key exchangeEphemeral Diffie-HellmanCorrectSymmetric PSK reuseAsymmetric signature only CompTIA Practice Tests and Questions April 16, 2026Standard that tags Ethernet frames to carry multiple LANs?
IEEE 802.1QCorrectIEEE 802.3afIEEE 802.11acIEEE 802.1X Cisco Practice Tests and Questions April 15, 2026What is the default native VLAN ID on Cisco switches?
VLAN 1CorrectVLAN 10VLAN 100VLAN 4094 GCP Practice Tests and Questions April 14, 2026Which GCP load balancer provides global L7 routing and SSL offload?
Global HTTP(S) Load BalancerCorrectRegional Network Load BalancerInternal TCP Load BalancerTCP Proxy Load Balancer
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