Use this 24 CCNA Practice Test to Prepare for the CCNA Exam

July 31, 2022

 Use this 24 CCNA Practice Test to Prepare for the CCNA Exam

CCNA Practice Test



The Cisco Certified Network Associate (CCNA) exam (200-301) is a 120-minute, 100 question assessment associated with the CCNA certification. This exam tests your knowledge and skills on topics such as:

  • Network fundamentals
  • Network access
  • IP connectivity
  • IP services
  • Security fundamentals
  • Automation and programmability
Obtaining a Cisco Certified Networking Associate (CCNA) certification will give you an advantage over the competition if you're looking for a job in the IT industry. 

You must pass an exam covering a variety of essential IT knowledge and skills in order to obtain your CCNA certification. 

Networking techniques, software development expertise, and IT job positions are all included in the CCNA exam questions.

By taking a CCNA practise test, you may position yourself for success and make sure you'll be prepared to get your CCNA certification.

CCNA Practice Test Questions

Network Fundamentals

This section includes four questions.

  1. When installing Cisco AnyConnect modules on a PC, which module must you install first?

A.     Telemetry

B.     VPN

C.    DART

D.    Posture

E.     CSSC

F.     Web Security

G.    NAM

Correct answer: B

  1. Which three statements about MAC addresses are correct? 

A.     To communicate with other devices on a network, a network device must have a unique MAC address.

B.     The MAC address is also referred to as the IP address.

C.    The MAC address of a device must be configured in the Cisco IOS CLI by a user with administrative privileges.

D.    A MAC address contains two main components, the first of which identifies the manufacturer of the hardware and the second of which uniquely identifies the hardware.

E.     An example of a MAC address is 0A:26:B8:D6:65:90.

F.     A MAC address contains two main components, the first of which identifies the network on which the host resides and the second of which uniquely identifies the host on the network.

Correct answer: A, D, and E

  1. Which three statements about network characteristics are true?

A.     Speed measures the data rate in bits per second of a given link in the network.

B.     Scalability indicates how many nodes are currently on the network.

C.    The logical topology is the arrangement of cables, network devices, and end systems.

D.    Availability is a measure of the probability that the network will be available for use when it is required.

E.     Reliability indicates the dependability of the components that make up the network.

Correct answer: A, D, and E

  1. Which two statements about the purpose of the OSI model are accurate? 

A.     It defines the network functions that occur at each layer.

B.     It facilitates an understanding of how information travels throughout a network.

C.    Changes in one layer do not impact another layer.

Correct answer: A and B

Network access 

This section includes four questions.

  1. What is the maximum number of lightweight APs that a single Cisco WCS Navigator management console can support with Cisco WCS and Cisco WLC running version 7.0 code?

A.     6,000

B.     60,000

C.    1,000

D.    10,000

E.     3,000

F.     30,000

Correct answer: F

  1. How can the Cisco Discovery Protocol be used?

A.     To allow a switch to discover the devices connected to its ports

B.     To determine the hardware platform of the device

C.    To determine the IP addresses of connected Cisco devices

D.    All of the above

Correct answer: D

  1. How does STP prevent forwarding loops at OSI Layer 2?

A.     TTL

B.     MAC address forwarding

C.    Collision avoidance

D.    Port blocking

Correct answer: D

  1. Which two statements about EtherChannel technology are true? 

A.     EtherChannel provides increased bandwidth by bundling existing FastEthernet or Gigabit Ethernet interfaces into a single EtherChannel.

B.     STP does not block EtherChannel links.

C.    You can configure multiple EtherChannel links between two switches, using up to a limit of 16 physical ports.

D.    EtherChannel does not allow load sharing of traffic among the physical links within the EtherChannel.

E.     EtherChannel allows redundancy in case one or more links in the EtherChannel fail.

Correct answer: A and D

IP connectivity 

This section includes three questions.

  1. Which command should you use to configure an IPv6 static default route?

A.     ipv6 route ::/0 interface next-hop

B.     ipv6 route default interface next-hop

C.    ipv6 route 0.0.0.0/0 interface next-hop

D.    ip route 0.0.0.0/0 interface next-hop

Correct answer: A

  1. Which statement about static and dynamic routes is true?

A.     Dynamic routes are manually configured by a network administrator, while static routes are automatically learned and adjusted by a routing protocol.

B.     Static routes are manually configured by a network administrator, while dynamic routes are automatically learned and adjusted by a routing protocol.

C.    Static routes tell the router how to forward packets to networks that are not directly connected, while dynamic routes tell the router how to forward packets to networks that are directly connected.

D.    Dynamic routes tell the router how to forward packets to networks that are not directly connected, while static routes tell the router how to forward packets to networks that are directly connected.

Correct answer: B

  1. What is the purpose of the show ip ospf interface command?

A.     Displaying OSPF-related interface information

B.     Displaying general information about OSPF routing processes

C.    Displaying OSPF neighbor information on a per-interface basis

D.    Displaying OSPF neighbor information on a per-interface-type basis

Correct answer: A

IP services

This section includes three questions.

  1. What will happen if you configure the logging trap debug command on a router?

A.     It causes the router to send messages with lower severity levels to the syslog server.

B.     It causes the router to send all messages with the severity levels Warning, Error, Critical, and Emergency to the syslog server.

C.    It causes the router to send all messages to the syslog server.

D.    It causes the router to stop sending all messages to the syslog server.

Correct answer: C

  1. Which Cisco IOS command will indicate that interface GigabitEthernet 0/0 configures via DHCP?

A.     show ip interface GigabitEthernet 0/0 dhcp

B.     show interface GigabitEthernet 0/0

C.    show ip interface dhcp

D.    show ip interface GigabitEthernet 0/0

E.     show ip interface GigabitEthernet 0/0 brief

Correct answer: D

  1. Which statement about the nature of NAT overload is true?

A.     It applies a one-to-many relationship to internal IP addresses

B.     It applies a one-to-one relationship to internal IP addresses

C.    It applies a many-to-many relationship to internal IP addresses

D.    It can configure only on Gigabit interface

Correct answer: A 

Security fundamentals

This section includes seven questions.

  1. Which command verifies whether any IPv6 ACLs configure on a router?

A.     show ipv6 interface

B.     show access-list

C.    show ipv6 access-list

D.    show ipv6 route

Correct answer: C

  1. Which command can you enter to allow support for Telnet in addition to SSH?

A.     transport input telnet ssh

B.     transport input telnet

C.    no transport input telnet

D.    privilege level 15

Correct answer: A

  1. AAA stands for authentication, authorization, and accounting.

A.     False

B.     True

Correct answer: B

  1. You have several operating groups in your enterprise that require differing access restrictions to the routers to perform their job roles. These groups range from Help Desk personnel to advanced troubleshooters. What is one methodology for controlling access rights to the routers in these situations?

A.     Configure multiple privilege level access.

B.     Configure ACLs to control access for the different groups.

C.    Implement syslogging to monitor the activities of the groups.

D.    Configure TACACS+ to perform scalable authentication.

Correct answer: A

  1. Which option is the term for the likelihood that a particular threat using a specific attack will exploit a particular vulnerability of a system that results in an undesirable consequence?

A.     An exploit.

B.     An attack.

C.    A risk.

D.    A vulnerability.

Correct answer: C

  1. Which statement is true when using zone-based firewalls on a Cisco router?

A.     Interface ACLs are applied before zone-based policy firewalls when they are applied outbound.

B.     Policies are applied to traffic moving between zones, not between interfaces.

C.    When configured with the “PASS” action, stateful inspection applies to all traffic passing between the configured zones.

D.    The firewalls can be configured simultaneously on the same interface as classic CBAC using the IP inspect CLI command.

Correct answer: B

  1. Which option is the term for what happens when you develop computer code to take advantage of a vulnerability? (For example, a vulnerability exists in a piece of software, but nobody knows about this vulnerability).

A.     A vulnerability.

B.     An attack.

C.    An exploit.

D.    A risk.

Correct answer: C

Automation and Programmability

This section includes three questions.

  1. Which option about JSON is true?

A.     It uses predefined tags or angle brackets (<>) to delimit markup text.

B.     It is used to describe structured data that includes arrays.

C.    It is used for storing information.

D.    Similar to HTML, it is more verbose than XML.

Correct answer: B

  1. Which of the following is the JSON encoding of a dictionary or hash?

A.     { “key”: “value”}

B.     [“key”, “value”]

C.    {“key”, “value”}

D.    (“key”: “value”)

Correct answer: A

  1. Which option best describes an API?

A.     A contract that describes how various components communicate and exchange data with each other.

B.     An architectural style (versus a protocol) for designing applications.

C.    A stateless, client-server model.

D.    A request for a certain type of data by specifying the URL path that models the data.

Correct answer: A

useful CCNA tips

You probably have a better understanding of your skills and potential now that you have finished some practise questions. If you think you need to expand your knowledge, Udemy's website is full of excellent materials you may use. We wish the best of luck to all who are prepared to take the CCNA exam!

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Data Scientists vs. Data Analysts: A Comparison of the Fields

July 31, 2022

Data Scientists vs. Data Analysts: A Comparison of the Fields

Data Scientists vs. Data Analysts: A Comparison of the Fields


Numerous new vocations and positions have emerged as a result of the expansion of the data landscape. 

The terms "data scientist" and "data analyst" are two professions that you've probably heard of. Despite the fact that they sound similar, they are not the same. 

How much money can you expect to make in each of these positions, and what qualifications, training, and experience are required? Find out by reading on! 

Data is the 21st century resource that is most in demand. In our increasingly complicated and interconnected world, analyzing data enables organisations, governments, institutions, and individuals to make more informed decisions. 

More information is being gathered than at any other time in human history. The majority of this data is still awaiting analysis.

The need for data specialists is growing at an astounding rate. Since 2012, the number of data analytics employment has increased by 650 percent. 

By 2026, the U.S. Bureau of Labor Statistics predicts that over 11.5 million new employment in data will have been created.




Role responsibilities of a data analyst

A data analyst's main duty is to draw conclusions from the data. 

They have a three-stage procedure that includes extraction, manipulation, and presentation. 

An analyst queries the data, shapes it appropriately for analysis, and then presents their findings. 
Technical expertise and commercial sense are both qualities of a professional data analyst. 

In addition to knowing how to crunch statistics, they also need to understand which figures to crunch and what they imply for the company. Their objective is to clearly and concisely explain the why and the how.

The analyst obtains a data set from one or more sources during the extraction stage. 

This can entail reading a file with a certain format, such as CSV, XLSX, or JSON. It might entail choosing the appropriate set of filters to query a database for the appropriate information. 

It might entail combining several data sets from various sources.

The analyst bends or moulds the data into a format appropriate for a computation during the manipulation stage. 

A complicated statistical operation is not required to be used in the calculation. A business stakeholder, for instance, might just want a count of records or an average of numbers to make a well-informed choice. 

How can I get the data in the appropriate shape so it can reveal its hidden meaning? is a question a data analyst aims to resolve.

The data analyst chooses the most effective technique to "make a story" with the data during the presentation stage. 

Providing a stakeholder with a single definitive figure can sometimes be all that is necessary. 

Other times, it can entail extracting the most crucial rows from a bigger data set and placing them in a spreadsheet. 

You may choose to use visual aids like bar graphs, pie charts, or histograms in specific circumstances. Regardless of the format, the analyst aims to effectively communicate the conclusion.

A data analyst can work with various technologies, including:

  • Graphical spreadsheet applications like Microsoft Excel or Google Sheets
  • Generalist programming languages like Python, Java, or Scala
  • Statistical programming languages like R
  • Computing environments like MATLAB or SAS
  • Data analysis libraries like Pandas
  • Relational database management systems like Postgres or MySQL
  • Data visualization software like Tableau or Power BI

As a data analyst gains experience, they learn which tool is best for each job. There is rarely one “perfect” solution. Rather, each tool has its own advantages and disadvantages.


Role responsibilities of a data scientist

The fact that data scientists create prediction models sets them apart from data analysts. 

An analyst of data seeks to comprehend what has occurred. A data scientist wants to foresee the future.

Within the data science ecosystem, there are many subspecialties. 

Machine learning, for instance, aims to educate computers to spot patterns based on past data. 

Machine learning models on websites like Udemy can forecast which courses you'll find interesting based on the ones you've already bought.

NLP, which focuses on programming computers to analyse and comprehend written text and human language, is another illustration. 

NLP algorithms can provide automatic subtitles for videos on the Udemy website by spotting recurring themes in human dialogue.






Training, Salary, and Career Trends for Cybersecurity Analysts in 2022

July 30, 2022

 Training, Salary, and Career Trends for Cybersecurity Analysts in 2022


Training, Salary, and Career Trends for Cybersecurity Analysts in 2022


Are you searching for a new career path or anything to make your work more challenging and meaningful? 

If so, a job in cybersecurity, especially as an analyst, is a fascinating choice. Professionals in the field of cybersecurity are currently leading this expanding worldwide market. 

They support both individuals and companies as they combat evolving cyberthreats. As they progress, they develop highly technical expertise. 

A professional path that is secure for the future is available in cybersecurity. In the US, it is one of the most in-demand skill sets.

In the US, the number of cybersecurity positions is increasing at a startling rate. 

To fill these occupations, there aren't enough qualified professionals available. According to one prediction, there may be 3.5 million open cybersecurity positions worldwide by 2025. 

Both newcomers and seasoned experts have a lot of promise in cybersecurity, and it offers a route to fulfilling employment.


This is what you'll learn when you study to become a cybersecurity analyst.


  • What is the difference between a cybersecurity analyst and a cybersecurity engineer?
  • What does a cybersecurity analyst really do?
  • What skills should you have to become a cybersecurity analyst?
  • What are the requirements to get started as a cybersecurity analyst?
  • What are some common titles of cybersecurity analysts?
  • What certifications should I work towards for success as a cybersecurity analyst?
The COVID-19 outbreak caused an even greater spike in demand for cybersecurity expertise. 

One study found that COVID-19 is leveraged by about 80% of cybersecurity threats. The rising use of telework in most industries is to blame for this. 

The majority of cyberattacks fall under these threats. These include spam emails, malware, business email compromise, and credential phishing. 

The need for cybersecurity experts has never been greater than it is now. 

In the environment that the globe is in, they safeguard corporations, individuals, and their data.

You might want to take into account the route that many aspirant cybersecurity analysts take. The majority of candidates start off as information technology specialists. 

After that, they earn the CompTIA Security+ and CompTIA CySA+ credentials. They then discover that they are prepared to begin their next professional challenge.

What is the difference between a cybersecurity analyst and a cybersecurity engineer?

We may divide cybersecurity employment into two major categories: analysts and engineers. How do they vary then? 

Well, I think we've all watched some Formula 1 racing. 

Think of cybersecurity experts as those F1 drivers for a second. 

They are concentrating on the operation of the vehicle and the environment in which it is travelling. 

They are aware of any malfunctions and problems with the way the car (or, in our case, the computer networks) is operating. 

However, cybersecurity experts are unable to figure out how to repair it from the inside out. 

They simply sit in the car and are the professionals at driving it to the front row or to the podium.

In comparison, race car designers and engineers are like cybersecurity engineers.

 These experts are fully aware of how every component of the car's system works. 

In this instance, the platform is the network of cyber defense and analytic systems. The systems that enable the car to operate as effectively as possible are created by engineers. 

If there are any problems with the automobile, they know how to remedy them and make sure it is tuned and working properly.





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