Break and Build Set 3

In Linux, which command is used to display system uptime?

• time

• uptime

• sysinfo

• who

Which protocol is used to translate domain names to IP addresses?

• FTP

• SMTP

• DNS

• SSH

Which of the following is used to securely access remote systems?

• A) Telnet

• B) SSH

• C) FTP

• D) SNMP

Default port for HTTP is:

• 21

• 22

• 25

• 80

Which tool is commonly used for password cracking?

• Wireshark

• Hydra

• Tcpdump

• Nikto

What does the command 'ls -la' do in Linux?

• Lists files in long format including hidden ones

• Deletes all files

• Lists only directories

• Archives files

Which layer of the OSI model is responsible for routing?

• Network Layer

• Transport Layer

• Data Link Layer

• Application Layer

Which of the following is a passive attack?

• Intercepting data packets
• Launching a denial-of-service attack
• Eavesdropping on network traffic
• Modifying network configurations

Which Linux command shows the disk usage of files and directories?

• df

• du

• ls

• stat

Which of the following tools is used for vulnerability scanning?

• Nmap

• Burp Suite

• OpenVAS

• John the Ripper