CCNA 1 Questions and Answers(A+ Solution guide)

Which communication tool allows real-time collaboration? - Answer-instant messaging A host is accessing a Web server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.) - Answer-regenerating data signals applying security settings to control the flow of data notifying other devices when errors occur A home user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used? - Answer-DSL A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this requirement? - Answer-WAN Refer to the exhibit. From which location did this router load the IOS? - Answer-flash memory Which connection provides a secure CLI session with encryption to a Cisco network device? - Answeran SSH connection Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem? - Answer-The administrator must first enter privileged EXEC mode before issuing the command. An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes? - Answer-to interrupt the ping process What function does pressing the Tab key have when entering a command in IOS? - Answer-It completes the remainder of a partially typed word in a command.Refer to the exhibit. An administrator wants to change the name of a brand new switch, using the hostname command as shown. What prompt will display after the command is issued? Switch(config) # hostname My Switch - Answer-Switch(config)#? Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses Telnet to connect to the switch, which password is needed to access user EXEC mode? - Answer-linevtyin After making configuration changes, a network administrator issues a copy running-config startupconfig command in a Cisco switch. What is the result of issuing this command? - Answer-The new configuration will be loaded if the switch is restarted. Refer to the exhibit. Which action will be successful? - Answer-PC2 can send a ping to 192.168.1.1. Which IPv4 address can be pinged to test the internal TCP/IP operation of a host? - Answer-127.0.0.1 What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.) - Answer-DCHP DNS FTP Which two protocols function at the internet layer? (Choose two.) - Answer-ICMP IP Which publicly available resources describe protocols, processes, and technologies for the Internet but do not give implementation details? - Answer-Request for Comments Which address on a PC does not change, even if the PC is moved to a different network? - AnswerMAC AddressWhat is the protocol that is used to discover a physical address from a known logical address and what message type does it use? - Answer-ARP, broadcast