• 2019 100-105 Dumps Practice Exams

    2019 Free Microsoft EnsurePass 100-105 Dumps VCE and PDF Download Part 4

    EnsurePassExam Dumps100-105 Dumps VCE and PDF2019 100-105 Dumps VCE and PDF   QUESTION 31 How does TCP differ from UDP? (Choose two.)   A. TCP provides best effort delivery. B. TCP provides synchronized communication. C. TCP segments are essentially datagrams. D. TCP provides sequence numbering of packets. E. TCP uses broadcast delivery.   Correct Answer: BD Explanation: Because TCP is a connection-oriented protocol responsible for ensuring the transfer of a datagram from the source to destination machine (end-to-end communications), TCP must receive communications messages from the destination machine to acknowledge receipt of the datagram. The term virtual circuit is usually used to refer to the handshaking that goes on between the…

  • 2019 100-105 Dumps Practice Exams

    2019 Free Microsoft EnsurePass 100-105 Dumps VCE and PDF Download Part 3

    EnsurePassExam Dumps100-105 Dumps VCE and PDF2019 100-105 Dumps VCE and PDF   QUESTION 21 Which three statements are true about the operation of a full-duplex Ethernet network? (Choose three.)   A. There are no collisions in full-duplex mode. B. A dedicated switch port is required for each full-duplex node. C. Ethernet hub ports are preconfigured for full-duplex mode. D. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting. E. The host network card and the switch port must be capable of operating in full-duplex mode.   Correct Answer: ABE Explanation: Half-duplex Ethernet is defined in the original 802.3 Ethernet and Cisco…

  • 2019 100-105 Dumps Practice Exams

    2019 Free Microsoft EnsurePass 100-105 Dumps VCE and PDF Download Part 2

    EnsurePassExam Dumps100-105 Dumps VCE and PDF2019 100-105 Dumps VCE and PDF   QUESTION 11 Refer to the exhibit. HostX is transferring a file to the FTP server. Point A represents the frame as it goes toward the Toronto router. What will the Layer 2 destination address be at this point?     A. abcd.1123.0045 B. 192.168.7.17 C. aabb.5555.2222 D. 192.168.1.1 E. abcd.2246.0035   Correct Answer: E Explanation: For packets destined to a host on another IP network, the destination MAC address will be the LAN interface of the router. Since the FTP server lies on a different network, the host will know to send the frame to its default gateway, which…

  • 2019 100-105 Dumps Practice Exams

    2019 Free Microsoft EnsurePass 100-105 Dumps VCE and PDF Download Part 1

    EnsurePassExam Dumps100-105 Dumps VCE and PDF2019 100-105 Dumps VCE and PDF   QUESTION 1 Refer to the exhibit. If host A sends an IP packet to host B, what will the source physical address be in the frame when it reaches host B?     A. 10.168.10.99 B. 10.168.11.88 C. A1:A1:A1:A1:A1:A1 D. B2:B2:B2:B2:B2:B2 E. C3:C3:C3:C3:C3:C3 F. D4:D4:D4:D4:D4:D4   Correct Answer: E Explanation: When packets transfer from one host to another across a routed segment, the source IP address always remains the same source IP address, and the source physical (MAC) address will be the existing router’s interface address. Similarly, the destination IP address always remains the same and the destination physical…