Question: What is a command line to make an account with 1234 for a password and csci342 for an id? (10 Points) 2. Write two command

  1. What is a command line to make an account with 1234 for a password and csci342 for an id? (10 Points)

2. Write two command lines to get throughput between UDP client and UDP servers using iperf. (10 Points) Assume this IP address - 192.168.1.1

3. What is a command to show information about processes, memory, paging, block IO, traps, disks, and CPU activity? (10 Points)

4. What is a command line to show a maximum data segment? (10 Points)

5. What is a command to check whether the wireless connection of your computer is available? (10 Points)

6. What is a command line to edit periodical jobs in Linux (or Ubuntu)? (10 Points) Answer the following questions.

7. Write the procedure of active scanning in IEEE 802.11 WLAN (Wireless Local Area Networks) (10 Points)

8. Write how ARP (Address Resolution Protocol) works? (Do not write its definition) (10 Points)

9. Explain the purpose of the following command line - "telnet www.udc.edu 80"? (Do not write its output) (10 Points)

10. Explain how to check out an obsolete packet in a one-bit sliding window protocol

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