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.

AWS Practice Tests and Questions
July 21, 2026

Which RDS feature provides automated synchronous standby and automatic failover for DB instances?

  1. Multi-AZ deployment
    Correct
  2. Read replica
  3. Automated backup
  4. DB snapshot
CompTIA Practice Tests and Questions
July 19, 2026

Which security approach grants accounts only the permissions required?

  1. Role-based access
  2. Least privilege
    Correct
  3. Mandatory access
  4. Defense in depth
AWS Practice Tests and Questions
July 17, 2026

Which AWS storage service promises 99.999999999% (11 nines) object durability?

  1. Amazon S3
    Correct
  2. Amazon EBS
  3. Amazon EFS
  4. Amazon Glacier
ISC2 Practice Tests and Questions
July 16, 2026

Which model assigns permissions by job function to simplify administration?

  1. Discretionary access control
  2. Role-based access control
    Correct
  3. Mandatory access control
  4. Attribute-based access control
AWS Practice Tests and Questions
July 15, 2026

Which IAM entity is intended to be assumed to obtain temporary credentials for cross-account access?

  1. IAM role
    Correct
  2. IAM user
  3. IAM group
  4. IAM policy
CompTIA Practice Tests and Questions
July 13, 2026

After moving a desktop, monitor shows graphical artifacts. Best first action?

  1. Update GPU driver
  2. Replace the monitor
  3. Reseat the video card
    Correct
  4. Run full antivirus scan
Cisco Practice Tests and Questions
July 12, 2026

Which OSPF area type allows ASBRs to advertise external routes as Type 7 LSAs?

  1. Backbone area (Area 0)
  2. NSSA (Not-So-Stubby Area)
    Correct
  3. Stub area
  4. Totally stubby area
CompTIA Practice Tests and Questions
July 11, 2026

Which cryptographic function produces a fixed-size data fingerprint?

  1. Symmetric cipher
  2. Hash function
    Correct
  3. Key-exchange protocol
  4. Digital certificate
Cisco Practice Tests and Questions
July 9, 2026

Which protocol is the IEEE standard for negotiating link aggregation between switches?

  1. LACP (802.3ad)
    Correct
  2. PAgP (Cisco proprietary)
  3. STP (loop prevention)
  4. HSRP (gateway redundancy)
Cisco Practice Tests and Questions
July 8, 2026

What NAT method maps many private hosts to one public IP by using different ports?

  1. Static NAT (one-to-one)
  2. Dynamic NAT (pool mapping)
  3. PAT (NAT overload)
    Correct
  4. NAT64 (IPv6 translation)
CompTIA Practice Tests and Questions
July 6, 2026

Which authentication factor is based on an individual's physical traits?

  1. Something you know
  2. Something you have
  3. Something you are
    Correct
  4. Something you do
CompTIA Practice Tests and Questions
July 2, 2026

Which hypervisor installs on physical hardware and manages guest OSes directly?

  1. Hosted hypervisor
  2. Bare-metal hypervisor
    Correct
  3. Container runtime
  4. Application virtualization
Cisco Practice Tests and Questions
July 1, 2026

A standard IPv4 access list filters packets based on which field?

  1. Source IPv4 address only
    Correct
  2. Destination IPv4 address only
  3. Source and destination addresses
  4. Transport layer port numbers
CompTIA Practice Tests and Questions
June 30, 2026

Which connector carries data for modern internal drives using SATA?

  1. 4-pin Molex power
  2. 7-pin SATA data
    Correct
  3. 15-pin SATA power
  4. 68-pin SCSI connector
Showing 1-25 of 131 published questions
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