Network Configuration Basics

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Questions and Answers

Which group is known for publicly protesting political and social ideas through hacking?

State-sponsored groups

Organized crime groups

Hacktivists (correct)

Terrorist groups

What is a major concern that arises from the loss of trust due to data breaches?

Loss of competitive advantage (correct)

Competition stealing trade secrets

Companies losing their financial resources

Disruption of web services

What type of hacking involves the use of illegitimate traffic to disrupt services?

Distributed Denial of Service (DDoS) attacks (correct)

Evil twin hotspots

Phishing attacks

SQL injection attacks

Which of the following groups is indicated as capable of causing disruption in enemy nations?

State-sponsored groups (C) Signup and view all the answers

What is a key responsibility of a Tier 2 Incident Responder?

To deep investigate incidents and advise on remediation (D) Signup and view all the answers

What type of hotspots can threaten security by hijacking personal information?

Evil twin hotspots (B) Signup and view all the answers

Which of the following is NOT considered a threat actor?

Cybersecurity professionals (A) Signup and view all the answers

What consequence can result from the disruption of commercial and financial activities online?

Devastation to a nation's economy (D) Signup and view all the answers

What feature allows you to manually backup statistics gathered by WMI?

Backup/Restore (D) Signup and view all the answers

Which tab allows you to see the applications that start when the computer boots?

Startup (B) Signup and view all the answers

How can you access detailed statistics for each item in the left pane?

By clicking each item (A) Signup and view all the answers

Which command can be used to find the address of a host by its name?

nslookup (D) Signup and view all the answers

Which command would you type to see a list of net commands?

net help (C) Signup and view all the answers

What can you do to disable a program from starting up?

Right-click the item and choose Disable (D) Signup and view all the answers

What information is displayed in the Memory tab of the process overview?

Statistical information about memory usage by processes (C) Signup and view all the answers

Which tab shows all users that are logged on to the computer?

Users (B) Signup and view all the answers

What is the primary use of the netsh.exe tool?

Configure networking parameters (C) Signup and view all the answers

What can be determined through the Network tab in the process overview?

Network usage by processes (C) Signup and view all the answers

What can you find under the App history tab?

Resource usage by application over time (A) Signup and view all the answers

Which command can provide a list of all switches related to networking settings?

netsh /? (A) Signup and view all the answers

What should you type for verbose help about net commands?

net help (D) Signup and view all the answers

In the context of networking, what does DNS stand for?

Domain Name System (A) Signup and view all the answers

What would likely happen if an unauthorized process accesses the network?

Security risks and potential data breaches (A) Signup and view all the answers

Which command should be used at the command prompt to check DNS functionality?

nslookup cisco.com (A) Signup and view all the answers

Which file system is the most commonly used when installing Windows?

New Technology File System (NTFS) (C) Signup and view all the answers

What does the HKEY_LOCAL_MACHINE registry key primarily store information about?

Services that start with each boot of the computer (C) Signup and view all the answers

Which of the following statements is true regarding NTFS and EXT file systems?

Windows can read data from EXT partitions using special software. (B) Signup and view all the answers

What type of data does NTFS use to store files?

A series of attributes (D) Signup and view all the answers

What is the purpose of the Msconfig.exe tool in Windows?

To view and change system startup options (A) Signup and view all the answers

Which of the following entries are NOT defined in the HKEY_LOCAL_MACHINE registry?

Startup Repair (C) Signup and view all the answers

Which of the following statements about Alternate Data Streams (ADSs) in NTFS is true?

ADSs allow for multiple data streams attached to a file. (D) Signup and view all the answers

What does the HKEY_CURRENT_USER registry key store information about?

Configuration for the logged in user (B) Signup and view all the answers

What is a major benefit of keeping Windows up to date?

To guard against new security threats. (B) Signup and view all the answers

What should be clicked to configure the Windows Firewall?

Turn Windows Firewall on or off. (A) Signup and view all the answers

What is an essential characteristic of Linux as an operating system?

It is open source and highly customizable. (C) Signup and view all the answers

Which of the following best describes a Linux distribution?

Packages created by various organizations that include Linux kernel and tools. (A) Signup and view all the answers

What does the hardware abstraction layer (HAL) in Windows do?

Facilitates communication between hardware and the kernel. (C) Signup and view all the answers

In which mode do most Windows programs run?

User mode (D) Signup and view all the answers

What is one of the main advantages of Linux for network operations?

It simplifies the writing and usage of network-based applications. (B) Signup and view all the answers

What was one of the first operating systems for managing files on computers?

MS-DOS (B) Signup and view all the answers

Study Notes

Networking Configuration

Memory usage statistics for processes displayed in a dedicated tab, providing an overview of RAM usage.
Disk tab shows processes using disk resources along with read/write statistics for each storage device.
Network tab lists processes utilizing network resources, aiding the identification of unauthorized access.
nslookup command is used to test Domain Name System (DNS), crucial for translating host names into IP addresses.

Threats and Security Concerns

Hacktivists exploit vulnerabilities by leaking sensitive information and conducting Distributed Denial of Service (DDoS) attacks.
Organized crime and state-sponsored groups pose serious threats to economic stability.
Loss of competitive advantage often stems from a lack of consumer trust rather than direct theft of trade secrets.

Incident Response and Monitoring

Tier 2 Incident Responders conduct in-depth investigations and advise on remediation actions.
Regular monitoring and verification of security alerts are essential for effective incident response.

File Systems and Windows Registry

Extended File System (EXT) is used in Linux, while NTFS is the standard for Windows, supporting extensive file attributes.
Windows Registry keys, such as HKEY_LOCAL_MACHINE and HKEY_CURRENT_USER, store configuration settings for system and user processes.
Msconfig.exe tool allows modification of startup applications and system configurations.

Administrative Commands

net command is used for OS administration, supporting various subcommands for network and user management.
Security settings for Windows Firewall can be adjusted in the control panel to allow specific apps or features.

Linux Overview

Linux, developed in 1991, is an open-source operating system known for its efficiency, customization, and minimal hardware requirements.
Linux distributions encapsulate the Linux kernel with various tools and software, suitable for diverse applications.
Renowned for its relevance in network-based applications and its presence in devices from simple watches to complex supercomputers.

Importance of Security and Updates

Regular updates for Windows are critical to mitigate security risks.
Windows Defender Firewall settings can be configured to enhance security against potential threats.
Monitoring and managing firewall rules ensures safe network traffic.

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Description

This quiz covers essential topics related to network configuration, including filling in addresses, subnet masks, default gateways, and DNS servers. You'll also explore how to monitor memory usage and understand the overview of RAM in processes.