1. What are the basic linux file permissions? Check all that apply. Answers Read Write Modify Execute 2. You’re given the output of an ls -l of
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1. Using a Linux machine, you have the following directory tree: [directory tree plugin]. If your current path is /home/cindy/Pictures/Canada, and you want to change
1. The protocol used to communicate network errors is known as __________. Answers TCP Traceroute ICMP UDP 2. The ping utility sends what message type?
1. Another term for POTS, or the Plain Old Telephone System, is _______________. Answers Public Available Telephone Network Public Switched Telephone Exchange Phone Switched Transport
1. What transport layer protocol does DNS normally use? Answers UDP ICMP IP TCP 2. A DNS TTL determines what? Answers How many DNS resolutions
1. What ordering of TCP flags make up the Three-Way Handshake? Answers SYN, SYN/ACK, ACK SYN, ACK, FIN FIN, FIN/ACK, ACK SYN, ACK, SYN, ACK
1. Please select all of the valid IP addresses. Check all that apply. Answers 8.8.8.8 123.456.123.456 192.168.1.1 257.70.312.49 2. How many IP addresses does a
1. Which of the following is an example of a network layer (layer 3) protocol in the five-layer TCP/IP model? Answers IP TCP UDP Ethernet
1. You’re doing desktop support, and the company policy is that you can only help with company equipment. A user walks in: Tech: Hi there,
1. The type of software that can be used for free and is open to modify, share, and distribute is called_______. Answers Open source Coding Programming