Tech QOTD – Xbox Ports – A+

xbox

Take a look at the figure and answer the following two questions. (Click to enlarge. See the answer and video response below.)

What type of HDMI cable do we need to output 4K video? Which of the ports is an optical port?

 

[…] read more

Tech QOTD – Batteries – A+

batteries

Take a look at the figure. Can this cause Windows 10 to fail to boot properly? (Click to enlarge. See the answer and video response below.)

 

[…] read more

Tech QOTD – Password Security (Security+)

password-security

Take a look at the figure. Here we have an Cisco SG200 Switch What are the security issues that you can see? (Click the image to enlarge.)

(see answer below and video response)

This is just one of hundreds of questions and answers included with my Security+ Cert Guide.

 

[…] read more

Tech QOTD – Throughput & Resilience – Network+

LAG

Take a look at the figure and answer the following question.

There are two patch cables connecting the router and the switch. What technology am I attempting to make use of?

(see answer below and video response.)

[…] read more

Tech QOTD – Topic: Aspect Ratios (A+)

aspect-ratios

Answer the question in the figure. (Click to enlarge. See the answer and video response below.)

[…] read more

Tech QOTD – Topic: ACLs (Security+)

ACLs

Answer the multiple choice question below. (Click the image to enlarge.)

(see answer below and video response)

This is just one of hundreds of questions and answers included with my Security+ Cert Guide.

 

[…] read more

Tech QOTD – Topic: Ports (Network+)

ports

Answer the multiple choice question shown in the figure. (Click the figure to enlarge. Text version below.)

(see answer below and video response.)

You are making an outbound TCP connection from your Windows 10 system to a Windows server. Which of following ports will your computer most likely use?

A. 88 B. 389 C. 3389 D. 15074

[…] read more

Tech QOTD – Topic: Wireless Networking (A+)

dir655

The router in the figure (a D-Link DIR-655) uses the IEEE 802.11n wireless networking standard as its fastest wireless technology.

Question: What two frequency bands does 802.11n make use of?

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: All-in-one Device Security (Security+)

security-appliances2

Answer the multiple choice question below. (Click the image to enlarge.) (Text version below.)

(see answer below and video response)

This is just one of hundreds of questions and answers included with my Security+ Cert Guide.

Text version:

A small organization can only afford to purchase an all-in-one wireless router/switch. The organization has three wireless BYOD users and two wired web servers.

Which […] read more

Tech QOTD – Topic: Interconnecting Office Networks (Network+)

office-network-interconnectivity

Answer the multiple choice question shown in the figure. Click the figure to enlarge. Text version below.

A small office has set up an addition in a nearby office space just 20 feet away within the same building. The network administrator is assigned to provide connectivity between the existing office and the new office. Which of the following solutions provides the most security from […] read more

Tech QOTD – Topic: Power Issues (A+)

htpc1

This system suffers from intermittent restarts that occur for no apparent reason. Examine the figure (click to enlarge).

Question: What is the most likely reason that the system is intermittently restarting?

Bonus: How can we fix the problem?

(See the answer and video response below.)

[…] read more

Tech QOTD – Security Appliances (Security+)

security-appliances

Answer the multiple choice question below. (Click the image to enlarge.)

(see answer below and video response)

This is just one of hundreds of questions and answers included with my Security+ Cert Guide.

[…] read more

Tech QOTD – Topic: Network Switching (Network+)

switching2

There have been IT consultants in and out of your office (and server room) over the past couple of days. This morning when you arrive to work you get several reports of intermittent network connections from people in the Facilities department and the Marketing department.

Examine the generic network diagram and answer the following questions.

Click the figure to enlarge.

Why are the two departments […] read more

Tech QOTD – Topic: Ports (A+)

NAS-box-ports

Examine the figure (click to enlarge).

Question: Which port is USB 3.x?

Bonus: Name all of the connections.

Bonus 2: What kind of device are we looking at?

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: Proximity Security (Security+)

proxkeyiii

You have decided to install technology that will allow you to identify who enters and exits your datacenter. You are using tags like the one shown in the figure. What type of technology have you decided upon? Bonus: What frequency range does this device most likely use?

(see answer below)

This is just one of hundreds of questions and answers included with my […] read more

Tech QOTD – Topic: IP Configuration Issue (Network+)

server-IP-issue

Answer the questions! Click the figure to enlarge. Text version below.

Instead of waiting for a graceful shutdown, a co-worker shut off the main Windows server by disconnecting the power, then plugged it back in and restarted it. It appeared to be working fine, but now users on the network complain that they cannot connect to their Z: drives. The path for these mapped […] read more

Tech QOTD – Topic: RAID (A+)

raid

Examine the figure (click to enlarge).

These two drives will be installed into the network-attached storage (NAS) box shown.

Question: What type of fault tolerant RAID will we most likely be using?

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: Application Updates (Security+)

application-updates

Answer the multiple choice question below. (Click the image to enlarge.)

(see answer below and video response)

This is just one of hundreds of questions and answers included with my Security+ Cert Guide.

[…] read more

Tech QOTD – Topic: OSI Model and VPN Connectivity (Network+)

osi

Examine the figure and answer the question. (Click the image to enlarge)

(see answer below and video response.)

[…] read more

Tech QOTD – Topic: Smartphones (A+)

smartphone1

Examine the figure and pick the best answer. (Click the image to enlarge)

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: Identifying Social Engineering Attacks (Security+)

social-engineering

Do you know your attacks? Match the type of attack on the right to the appropriate description. (One attack per description.)

This is just one of 31 simulations included with my Security+ Cert Guide.

(Click the image to enlarge.)

(see answer below and video response)

[…] read more

Tech QOTD – Topic: E-mail Connectivity and Security (Network+)

e-mail-connectivity-security

A user (Mr. Underhill) requires a secure e-mail connection using port 995 for incoming mail and port 465 for outgoing mail. Currently, the user cannot send or receive e-mail and all tests fail. Examine the figure and answer the following questions.

Why can’t the user receive e-mail? What should you do to check why the user can’t send e-mail?

(Click the image to enlarge)

[…] read more

Tech QOTD – Topic: RAM (A+)

ram1

Examine the figure.

Which of the following JEDEC standards have a peak data transfer rate of 17,066 MB/s? (Select all that apply.) A. DDR3-2133 B. DDR4-1600 C. DDR3-1600 D. DDR4-2133

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: Sign-on Security (Security+)

sign-on-security

Tech question of the day (Security+): Examine the netstat results in the figure. What protocol is this computer running for sign-on security? Bonus: What type of operating system is running here, and what is its primary role?

(see answer below and video response)

[…] read more

Tech QOTD – Topic: DHCP (Network+)

dhcp1

Tech Question of the Day (Network+): A system cannot connect to other IPv4-based systems. Examine the figure.

1. What command should we try first to enable IPv4 connectivity for the Ethernet 2 network adapter?

2. What local port will be opened by this Windows client when attempting to discover a DHCP server?

(Click the image to enlarge)

(see answer below and video response.)

[…] read more

Tech QOTD – Topic: Network Cabling (A+)

cabling-tools

Tech Question of the Day (A+): You are installing a workstation to a new location. There is no network connectivity and the network adapter doesn’t have a link light. Examine the figure. Which tool should you use to test the connection?

(See the answer and video response below.)

[…] read more

Tech QOTD – Topic: E-mail Security

e-mail-security

Tech question of the day (Security+): Your organization is concerned about spear phishing. The CEO wants to improve the overall security posture by proving where e-mail originates from – for all e-mail messages. Examine the figure (click to enlarge). What two things have to be performed in order to implement this security control? (This image is from Outlook 2016.)

(see answer below and video response)

[…] read more

Tech QOTD – Topic: Wireless Access (Network+)

wireless

Tech Question of the Day (Network+): Examine the figure. The WAP is installed in a coffee shop. The owner wants to allow users wireless access from anywhere in the shop, but not from outside the shop. The owner also wants to make sure that “Laptop-author” can’t get into the network – ever. Question: In what two ways can you modify the WAP to comply with […] read more

Tech QOTD – It’s outdated, just like some IT budgets… (Topic: Wireless Security)

security2

Tech question of the day (Security+): Examine the figure. What four potential security issues can you identify in the configuration?

(see answer below and video response)

[…] read more

                      
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