Linux - SSH Quiz

Which port does SSH use by default?

• 80

• 22

• 443

• 3389

Which of the following tools is NOT GUI-based for remote access?

• AnyDesk

• TeamViewer

• Telnet

• None of the above

What is the primary purpose of SSH?

• Data encryption for websites

• Remote Login and Command Execution

• File compression

• Streaming multimedia

Which component of SSH verifies the client’s identity using a private key?

• SSH Client

• SSH Server

• Authentication Protocol

• Network Router

Which of the following is a security feature of SSH?

• Compression

• Authentication

• Broadcasting

• File editing

What is a drawback of Password Authentication in SSH?

• Requires installation

• Less secure due to vulnerability to brute-force attacks

• Cannot be used for remote login

• High computational requirements

Which authentication method is most resistant to brute-force attacks?

• Password Authentication

• Public Key Authentication

• Host-Based Authentication

• GSSAPI Authentication

What does encryption in SSH ensure?

• Data tampering detection

• Data confidentiality during transmission

• Identity verification of the client

• Data broadcasting

What is the purpose of the `PermitRootLogin no` configuration in SSH?

• To enable root user login

• To disable root user login

• To restrict SSH access

• To allow all users to log in

Which file must be edited to disable password authentication on an SSH server?

• /etc/passwd

• /etc/ssh/sshd_config

• /etc/hosts

• /etc/network/interfaces