Science | Senioritis

Mohamed Abbas
July 12, 2023
Computer Science

Understanding BGP (Border Gateway Protocol) and its Role in Internet Routing

Which of the following routing protocols is used to exchange route information between public autonomous systems? A)OSPF. B)BGP. C)EIGRP. D)RIP. The correct answer is B) BGP...

Mohamed Abbas
July 12, 2023
Computer Science

Detect and Locate Fiber Breaks with an Optical Time Domain Reflectometer (OTDR)

A fiber link connecting two campus networks is broken. Which of the following tools should an engineer use to detect the exact break point of the fiber...

Mohamed Abbas
July 12, 2023
Computer Science

Effective Credential Management with TACACS+ for Centralized Control and Accountability

Which of the following can be used to centrally manage credentials for various types of administrative privileges on configured network devices? A)SSO. B)TACACS+. C)Zero Trust. D)Separation of...

Mohamed Abbas
July 12, 2023
Computer Science

Optimised The Best Remote Access Method for Network Technicians in Windows Server Management: RDP (Remote Desktop Protocol)

A network technician is installing new software on a Windows based server in a different geographical location. Which of the following would be BEST for the technician...

Mohamed Abbas
July 12, 2023
Computer Science

Optimizing Videoconferencing Performance with Quality of Service (QoS) Configuration

Branch users are experiencing issues with videoconferencing. Which of the following will the company MOST likely configure to improve performance for these applications. A)Link Aggregation Control Protocol....

Mohamed Abbas
July 12, 2023
Computer Science

The Importance of Internetworking in the OSI Model for Seamless Communication across Networks

Which characteristic of the network layer in the OSI model allows carrying packets for multiple types of communications among many hosts? The characteristic of the network...

Mohamed Abbas
July 12, 2023
Computer Science

Detecting and Retransmitting Missing Data in Connectionless Protocols: Understanding Error Detection, Acknowledgement, and Retransmission Mechanisms

When a connectionless protocol is in use at a lower layer of the OSI model, how is missing data detected and retransmitted if necessary? When a...

Mohamed Abbas
July 12, 2023
Computer Science

Understanding the Time to Live (TTL) Field: Preventing Endless Packet Traversal and More in Computer Networks

Which field in the IPv4 header is used to prevent a packet from traversing a network endlessly? The field in the IPv4 header that is used...