Google Cloud

Google Cloud Certified – Professional Cloud Network Engineer

PR000240

Become a certified Professional Cloud Network Engineer with exam code PR000240 to validate your networking skills in Google Cloud.

492 questions 0 views Free
Start Mock Test Timed · Full-length · Scored

Questions 51–60 of 492

Q51

What happens when a firewall rule is created from scratch without specifying direction?

  • A Blocked inbound traffic only
  • B Allowed inbound traffic only
  • C Blocked both inbound and outbound
  • D Not applied at all
Explanation A firewall rule must specify direction to be applicable; otherwise, it's not active.
Q52

Which service allows for stateful firewall rules?

  • A Google Cloud VPC Firewall
  • B Cloud CDN
  • C Cloud Functions
  • D Cloud Pub/Sub
Explanation Google Cloud VPC Firewall allows stateful rules; others don't.
Q53

A company needs to connect its on-premises network to Google Cloud with a dedicated line. Which service should they use?

  • A Cloud VPN
  • B Cloud Interconnect
  • C VPC Peering
  • D Cloud Router
Explanation Cloud Interconnect provides dedicated connections; others are not dedicated.
Q54

You are configuring routes in a VPC network. What happens if two routes have the same priority?

  • A Broadest prefix wins
  • B Last created wins
  • C Both are ignored
  • D Routing fails
Explanation In Google Cloud, the last created route with same priority wins; others don't apply.
Q55

Which Google Cloud service allows managing peering connections?

  • A Cloud Router
  • B Cloud VPN
  • C VPC Network
  • D Cloud Load Balancer
Explanation Cloud Router is specifically designed for managing dynamic IP peering between VPC networks, while others serve different network purposes.
Q56

A company needs an on-premises application to connect to a Google Cloud service securely. What is the best solution?

  • A Cloud Interconnect
  • B Cloud Functions
  • C Cloud Storage
  • D Cloud Pub/Sub
Explanation Cloud Interconnect provides secure direct connectivity between on-premises infrastructure and Google Cloud, unlike the others which serve different roles.
Q57

You are configuring firewall rules in Google Cloud. If you allow traffic on port 80, what happens?

  • A Both inbound and outbound traffic allowed
  • B Only inbound traffic allowed
  • C Only outbound traffic allowed
  • D No traffic allowed
Explanation Allowing traffic on port 80 permits inbound HTTP traffic while outbound traffic must be configured separately; the other options incorrectly describe traffic permissions.
Q58

Which service allows for interconnecting virtual networks globally?

  • A Cloud VPN
  • B Cloud Interconnect
  • C VPC Peering
  • D Cloud Load Balancing
Explanation Cloud Interconnect provides global interconnections between virtual networks, whereas others focus on different network management tasks.
Q59

A company needs to secure access to its VMs. What should it use?

  • A Firewall Rules
  • B IAM Permissions
  • C OS Login
  • D Cloud Functions
Explanation OS Login allows SSH access management and is a more secure method compared to traditional keys.
Q60

What happens when you delete a Cloud Pub/Sub subscription?

  • A Messages are lost immediately
  • B Messages are retained for 30 days
  • C Subscription can be restored later
  • D Associated topics are deleted too
Explanation When a subscription is deleted, any pending messages are lost and cannot be recovered.