Question 1

Which of the following protocols provides secure file transfer over the internet?

Options :

A : FTP

B : SFTP

C : TFTP

D : SCP

Answer: B

Question 2

You are assigned the IPv4 address block 172.16.0.0/20 and need to create subnets for different departments in your organization. The Finance department needs at least 100 hosts, the IT department needs at least 200 hosts, and the HR department needs at least 50 hosts. How would you correctly subnet the given address block to meet these requirements, and which subnet masks would you use for each department?

Options :

A : Finance: 172.16.0.0/25, IT: 172.16.0.128/24, HR: 172.16.1.0/26right

B : Finance: 172.16.0.0/26, IT: 172.16.0.64/25, HR: 172.16.0.192/27

C : Finance: 172.16.0.0/25, IT: 172.16.0.128/23, HR: 172.16.1.0/26

D : Finance: 172.16.0.0/24, IT: 172.16.1.0/24, HR: 172.16.2.0/26

Answer: A

Question 3

What is a common feature of routing protocols?

Options :

A : Loop prevention

B : Broadcast storm prevention

C : Load balancing

D : Port security

Answer: A

Question 4

Which routing protocol enables routers in the same autonomous system (AS) to exchange routing information?

Options :

A : Border Gateway Protocol (BGP)

B : Open Shortest Path First (OSPF)

C : Routing Information Protocol (RIP)

D : Enhanced Interior Gateway Routing Protocol (EIGRP)

Answer: D

Question 5

A multinational corporation is restructuring its network to optimize internal and external communications. The IT team must implement an IP addressing strategy using both private and public IP addresses, considering NAT and global IP allocation policies. Which scenario correctly demonstrates the advanced use and management of these addresses?

Options :

A : Assign private IPs for all branches and use dynamic NAT to map each to a unique public IP for external communication.

B : Allocate public IPs to all internal devices, avoiding NAT and ensuring global addresses for direct communication.

C : Use private IPs within branches, with a centralized NAT gateway at each branch translating to a smaller pool of public IPs for internet access.right

D : Mix private and public IPs within the same subnet, allowing flexible internal and external communication without NAT.

Answer: C

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