1. What application layer protocol is commonly used to support for file transfers between a client and a server? HTML HTTP FTP Telnet 2. What are two forms of application layer software? (Choose two.) applications dialogs requests services syntax 3. A network administrator is designing a network for a new branch office of twenty-five users. [...]
1. Based on the transport layer header shown in the diagram, which of the following statements describe the established session? (Choose two) This is a UDP header. This contains a Telnet request. This contains a TFTP data transfer. The return packet from this remote host will have an Acknowledgement Number of 43693. This is a [...]
1. In an IPv4 environment, what information is used by the router to forward data packets from one interface of a router to another? destination network address source network address source MAC address well known port destination address 2. What information is added during encapsulation at OSI Layer 3? source and destination MAC source and [...]
1. Refer to the exhibit. Which network prefix will work with the IP addressing scheme shown in the graphic. /24 /16 /20 /27 /25 /28 2. Which IPv4 subnetted addresses represent valid host addresses? (Choose three.) 172.16.4.127 /26 172.16.4.155 /26 172.16.4.193 /26 172.16.4.95 /27 172.16.4.159 /27 172.16.4.207 /27 3. Which statements are true regarding IP [...]
1. Which two layers of the OSI model have the same functions as the TCP/IP model Network Access Layer? (Choose two.) Network Transport Physical Data Link Session 2. What is a primary function of the trailer information added by the data link layer encapsulation? supports error detection ensures ordered arrival of data provides delivery to [...]
1. Which IEEE specification defines Wi-Fi technology? 802.3 802.5 802.7 802.11 802.13 802.15 2. What is true regarding media access control? (Choose three.) Ethernet utilizes CSMA/CD defined as placement of data frames on the media contention-based access is also known as deterministic 802.11 utilizes CSMA/CD Data Link layer protocols define the rules for access to [...]
1. Which type of cable run is most often associated with fiber-optic cable? backbone cable horizontal cable patch cable work area cable 2. In most business LANs, which connector is used with twisted-pair networking cable? BNC RJ-11 RJ-45 Type F 3. When is a straight-through cable used in a network? when connecting a router through [...]
1. Refer to the exhibit. What command will place the router into the correct mode to configure an appropriate interface to connect to a LAN? UBAMA# configure terminal UBAMA(config)# line vty 0 4 UBAMA(config)# line console 0 UBAMA(config)# interface Serial 0/0/0 UBAMA(config)# interface FastEthernet 0/1 2. In a Cisco router, when do changes made to [...]
1. Refer to the exhibit. Host B attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured at the FastEthernet interface fa0/1 of the San Francisco router. The packet inside the captured frame has the source IP address 10.10.1.2, and the destination IP address is 10.31.1.20. What is the [...]
[learn-ccna.com] 1. Which OSI layer is responsible for binary transmission, cable specification, and physical aspects of network communication? • Presentation • Transport • Data Link • Physical 2. An installed fiber run can be checked for faults, integrity, and the performance of the media by using what device? • light injector • OTDR • TDR [...]