Answer:
b. The Hello timer as configured on the root switch.
Explanation:
There are differrent timers in a switch. The root switch is the only forwarding switch in a network, while non root switches blocks traffic to prevent looping of BPDUs in the network. Since the root switch is the only forwarding switch, all timing configuration comes from or is based on the configuration in the root.
The hello timer is no exception as the nonroot switch only sends 802.1D DTP hello BPDU messages forwarded to it by the root switch and its frequency depends on the root switch hello timer.
ACL 1 has three statements, in the following order, with address and wildcard mask values as follows: 1.0.0.0 0.255.255.255, 1.1.0.0 0.0.255.255, and 1.1.1.0 0.0.0.255. If a router tried to match a packet sourced from IP address 1.1.1.1 using this ACL, which ACL statement does a router consider the packet to have matched?
If a router tried to match a packet sourced from IP address 1.1.1.1 using this ACL, the first statement will be used.
a. First
Explanation:
We use ACL technology to make basic security level in the network. ACL is strictly used to update the routing in the network and make sure network pears and make sure the flow control for network traffic is followed.
Since it is routing ip address through ACL statement. It all depends on how the network engineer routed the traffic in the network. A packet with source IP address 1.1.1.1 would match any of the three explicitly configured commands described in the question. As a result, the first statement will be used.
The router searches the ACL statement by order and when the match is found it stops execution of the ACL statement that will match with the first occurrence.
Which of the following features of a network connection between a switch and server is not improved by link aggregation?
a. Reliability
b. Speed
c. Efficiency
d. All of these
Answer:
The correct answer to the following answer will be Speed.
Explanation:
As we all know that computer works at a remarkable speed, no one can match the speed of the computer system.No one having the capacity of solving the computations (complex) fastest than any computer.Its can be the feature by which connection of the network between a server and a switch can't be improved by the collection of link.The other three options A, C and D can't be the features of network connection as they are not related to the given statement.
A user saves a password on a website the user logs into from a desktop. Under which circumstances will the password be saved on other devices?
(a)Same browser
(b)Same encryption certificate
(c)Same Internet provider
(d)Same operating system
Answer:
Same Browser
Explanation:
If we access some password for some website in from some computer. It will be saved in the browser of the computer. Whenever we access the website from some other computer and we want to login we need the same browser.
In this process, browser is sync by using our mailing address. Whenever we want to access the pasword of different website from some other device, we need to sync that device browser with the same mailing address.
In this process all password that are saved on other device may access from any device.
Hypertext Markup language (HTML) version _____ added interactive elements, including web forms.
One of the first steps in any forensic examination should be to check the logs. In the __________ folder, you will find a subfolder named app profile. This will contain lists of recently opened applications as well as temporary data used by applications.
Answer:
The answer is "var/vm".
Explanation:
In computer science, the forensic examination is also known as a digital forensics field. This field used to include evidence found in computers and digital storage devices.
It is a software that checks the evidence and this software is installed in the computer system and all the files of this software are stored in local disk C. Inside the app profile, there are var folder is available inside this folder another folder is found that is vm in this folder all data is stored.Sharon is responsible for the security on web applications. She’s looking to see if all applications have input validation. What is the best way to implement validation?
Answer:
Options Include:
A) Server-side validation
B) Client-side validation
C) Validate in trust
D) Client-side and server-side validation
Client-side and server-side validation is Correct
Explanation:
The best option is to validate the client side with the server side. Using these together would provide the best testing option for Sharon.
This keeps user feedback instantly without wasting postbacks while also protecting against JavaScript disabled users. That's how the validation controls for ASP.NET operate.
This is definitely not over-engineering as there are risks of using one without the other.
Individual validation on the server side and individual validation on the client side are both incorrect. Trust validation is not a form of validation.
Which device invented at IBM has a pencil eraser–sized joystick at the center of the keyboard?
Answer:
Trackpoint
Explanation:
A trackpoint is a joystick type of control meant to be used in moving the pointer like the mouse, it was invented by IBM and made it commercially available in 1992, even though the trackpoint is not seen on new laptops but it still exists on some laptops like the Lenovo Thinkpad series.
The disadvantage of the trackpoint is that it provides less accuracy.
Assume each of the variables set1 and set2 references a set. Write code that creates another set containing all the elements of set1 and set2, and assigns the resulting set to the variable set3.
Answer:
The code to this question as follows:
set3= set1.difference(set2)
Explanation:
In the above python code, we assume that 3 sets are defined that are "set1, set2, and set3". In which two sets set1 and set3 must include some values. and set3 include code that is "set1.difference(set2)".
In this code, the set3 includes set1, set2 and use an inbuilt function that is the difference(). This function is used to define the difference between set1 and set2 and store values in set3. To know the difference we print set3.Final answer:
To combine all elements of set1 and set2 into set3, use the union operation in Python with either 'set3 = set1 | set2' or 'set3 = set1.union(set2)'.
Explanation:
To create a set that contains all elements from both set1 and set2, and assign it to set3, you use the union operation in set theory. In Python, this operation can be performed using the | operator or the union() method on sets. Here's how you can do it:
set3 = set1 | set2
or alternatively,
set3 = set1.union(set2)
Both lines of code will result in set3 containing all unique elements from set1 and set2, as per the definition of union operation in set theory.
Which of the following is the single best rule to enforce when designing complex passwords?
A. Maximum password age
B. Longer passwords
C. Force use of all four types of characters (uppercase, lowercase, numbers, symbols)
D. Computer generated passwords
Answer:
B. Longer passwords
Explanation:
If the password is longer, it requires more incorrect attempts to find it, so the system could identify a potential hacker attempt. Smaller but more complex passwords could be identified by mistype or forgotten passwords.
An organization has had problems keeping track of new devices being placed on the network. Which of the following tools should be used to identify where devices reside on the network?
A) Tcpdump
B) Nslookup
C) Nmap
D) Tracert
Answer:
Option C is the correct answer for the above question
Explanation:
NMAP stands Network mapper, which is used to discover the host and detect the service. It is also used to detect the Operating system. It is used to track the host and devices used on the internet to send the packets which are demanding from the host.
The question also asked about the tool which is used to keep the track of new devices. The Nmap will be the answer because it used to keep track of the devices which are participating on the internet. Hence the C option is correct while the other is not because--
Option A states about Tcpdump, which is used only in the Linux operating system. Option B states about Nslookup, which is used to record the resource on the DNS server.Option D states about Tracert, which is used for ICMP packets.What is used as an optional means of configuring WPA2 Personal security using a PIN?
Answer:
The answer is "It will provide Wi-Fi Protected Setup".
Explanation:
WPS stands for the protection of the Wi-Fi installation. It permits the user to use the wireless safety standard, which aims to improve and change the modem-wireless network relationship.
It operates only for wireless networks, it uses a WPA(Wi-Fi Protected Access) personal or WPA2 personal security password encrypted. It provides a safety level for network development, and it also provides a safe home wireless network.Wi-Fi Protected Setup (WPS) is used as an optional means of configuring WPA2 Personal security using a PIN.
Wi-Fi Protected Setup (WPS) is a network security standard that simplifies the process of connecting devices to a wireless network.WPS allows users to connect devices to a WPA2 Personal secured network using a PIN, which can be entered into the device connecting to the network.This method is optional and provides an alternative to entering the network password manually.WPS PIN can typically be found on the router's label or within its configuration settings.Using WPS with a PIN enhances convenience but may also pose security risks if the PIN is easily accessible.Marissa, a 21-year-old young woman, is working as an intern at a software company. She has recently graduated from college. She is contemplating moving in with her boyfriend, yet, she likes the security and convenience of her parents’ home. Marissa feels that she has overcome adolescence but is not yet an adult. In the context of the characteristics of emerging adulthood theorized by Jeffrey Arnett, Marissa is _____.
Answer:
She is experiencing the features of feeling in between.
Explanation:
Because she graduated from college currently and she thinks about moving seriously with her boyfriend or best friend and she also thinks about the convenience and safety which she gets in her parents' house. She confused because she is not completely in the adult stage and currently, she passed through from the stage of adolescence, so that's why she experiencing feeling in between.
To open the Insert Picture dialog box, click the ____ tab on the Ribbon and then click the Pictures button in the Images group.
Answer:
Insert
Explanation:
Insert Picture in Power Point Presentation:
Step 1: Click in the slide where you want to insert the picture.
Step 2: Go to insert picture dialog box and click the ‘insert’ tab on the Ribbon
Step 3: Click the pictures button in the Images group
Step 4: You are done!
Answer:
A
Explanation:
Given the following function definition, what modifications need to be made to the search function so that it finds all occurrences of target in the array? int search(const int array[], int target, int numElements) { int index=0; bool found=false; while((!found) && (index < numElements)) { if(array[index] == target) found=true; else index++; } if(found==true) return index; else return -1; } a. Add another parameter to indicate where to stop searching b. Add another parameter to indicate where to start searching c. This already can find all occurrences of a given target d. Have the function return the whole array
Answer:
The answer is "Option b".
Explanation:
In the given question, a function "search" is defined. That searches element that is passed in the function by parameter. To search more quickly we must add another parameter in the function. and other options are not correct that can be described as:
In option a, We add another element in parameter to start searching not to stop. In option c, The function can not find an element that occurs in the array target. In option d, Function will not return array it will return only index value.Electronic informed consent forms (eICFs) are increasing in popularity and offer many benefits to the researcher.
What are the benefits of eICFs to the researcher?
Answer:
Reduces the chances of error by making sure that there are no missed section.
Explanation:
Electronic informed consent forms (eICFs) are web and mobile phone based technology used to collect required data needed by hospital or medical facility, for consent to medical trier, surgery etc. It is patient friendly and easy to used.
The traditional paper based consent form process is inefficient and increase the chance of patient dropout, giving them lesser information they need to be convinced.
eICF gives the clients adequate information and makes certain necessary section required using web based coding, which can only submit the form if it is filled as required.
Final answer:
eICFs benefit researchers by streamlining the consent process, enhancing data security and privacy, supporting compliance with IRBs, and allowing quick updates to consent documentation.
Explanation:
The benefits of electronic informed consent forms (eICFs) to the researcher are numerous. Firstly, eICFs streamline the consent process by providing an efficient way to distribute, complete, and store consent forms, which is beneficial for both researchers and participants. This can lead to higher response rates and a more organized documentation process. Secondly, eICFs enhance data security and privacy because electronic systems can use secure encryption methods to protect personal information.
Thirdly, they support compliance with institutional review boards (IRBs) by ensuring that all necessary information is presented to participants clearly and effectively, facilitating better understanding and adherence to ethical standards. Lastly, the use of eICFs allows for quick updates and revisions to consent documentation, which is essential in dynamic research environments where changes might be frequent.
To aid in risk reduction programs, Tennessee firms are required to keep written records of all real estate transactions for at least ______ after closing or termination.
Answer:
Three Years
Explanation:
Tennessee firms are required to keep written records of all real estate transactions for at least 3 years after closing or termination to avoid any unforeseen risk in future.
An IPv4-to-IPv6 transition mechanism with native support for Network Address Translation (NAT) is called:__________.
Answer:
The answer is "Teredo".
Explanation:
Teredo is a technology for the transfer of the complete IPv6-enabled hosts, that are IPv4-based but, have no native IPv6 network connections. Teredo is an Internet switch, it was confusing because there is no reputation-based explanation.
It is a temporary measure, the Long-term use of native Internet connectivity should be made for all IPv6 hosts. It is also known as a network protocol, that is used to establish client/server communication, and it facilitates connectivity between devices that are behind NAT routers.
Of the listed principles, which one states that multiple changes made to computer systems shouldn’t be made simultaneously?
Answer:
Change management is the correct answer to the following question
Explanation:
The following question is true because change management is the principle that is listed on that multiple alteration which is not made to the computer system simultaneously and it is aimed at that users which is impacted by the change. Change management is responsible for all the products that are related to computer operations.
Jason needs to renew the certificate for his company’s web server. Which of the following is recommended to be submitted to the CA?A) CSRB) Key escrowC) CRLD) OCSP
Answer:
A. CSR
Explanation:
CSR, (certificate signing request also known as certification request, CR) are messages sent by an applicant to a certificate authority to acquire a digital identification certificate or renew an already existing one. It contains information of the client or applicant like domain name, public key etc.
Keyescrow, CRLD and OCSP are not recommended or required for renewing digital certificate as they commands or settings for shortcuts and commands.
If a firm's pages are not near the top of query results, customers may never discover its website. This has led to _____ becoming a critical function for many marketing organizations.
a. last mile access
b. geotargeting
c. outsourcing content
d. adjacency
e. search engine optimization
Answer:
e. search engine optimization
Explanation:
Search Engine Optimisatization (SEO) is the process of improving the visibility of a website with on the web. By providing high quality and relevant content for a website organic/unpaid traffic can be increased as the website will appear at the top of the query results of a web search engine. SEO involves the use of keywords that are likely to be used by clients when they query a search engine such as Google. These keywords help a website to improve its rankings and appear at the top of the search results. This is a critical function in marketing organizations as it directs the target customers to the website.
A weak fuel to air mixture along with normal airflow through a turbine engine may result in?
Answer:
A weak fuel to air mixture along with normal airflow through a turbine engine may result in a lean die out.
Explanation:
Lean die out is a type of problem that may occur in the turbine. This may result in the weak fuel to air mixture. In case if the mixture of fuel and air is getting low due to some reasons like leakage of gas or low speed of engine may result in dangerous conditions such as fire or blast in the turbine. This is called lean die out. In the result of this problem, the turbine can be burn with the blast and may leads to causalities.
Mesh networks:
a. usually provide relatively long routes through the network (compared to ring networks)
b. require more processing by each computer in the network than in star or ring networks
c. do not use decentralized routing
d. do not have much capacity wasted by network status information
e. do not have many possible routes through the network to prevent one circuit from becoming overloaded
Answer:
B) Require more processing by each computer in the network than in star and ring networks
Explanation:
Meshnet which refers to mesh networks is one of the topologies of computer networks. In this topology, the nodes are all connected directly to each other and to as many many other nodes that cooperate with each other (nodes here refers to PCs, bridges routers etc), this kind of connection prevents dependence on a single node for communication as all nodes participates in the passing of information, as a result each computer in a mesh requires more processing work than in star and ring networks.
The management of Ventura Inc. approves the purchase of a few computers for the sales team. The management wants only the most basic functions in the computers, such as managing the file system, reading programs and data into main memory, and allocating system memory among various tasks to avoid conflicts. In this scenario, what category of software does Ventura Inc. require?
Answer:
Ventura Inc requires only System software's
Explanation:
The system software has three major functions which are:
1. File and disk management: this involve managing of files in the system, when user want to save, move, copy, delete and rename files, The system software will handle those task
2. Allocating system resources: The system resources such as time, memory, data input and output are allocated by the system software. The main memory is managed by the system software to avoid conflict among various task.
3. Monitoring system activities: The system security and system performance is also monitored by the system software.
The first two functionalities are the requirement of ventura inc
In the 1950s, the three major networks (ABC, NBC, and CBS) developed prime-time shows that would appeal to a general family audience, including the _____________, a generic family comedy that was identified by its character-based humor and usually set within the home.
Answer:
Father Knows Best
Explanation:
The most popular "generic family comedy" as stated in the question from the 50's era is Father Knows Best which aired on NBC and CBS from 1954 to 1960 and displayed the father Jim Anderson trying to handle everyday problems with his family.
I hope this answer helps.
In the 1950s, ABC, NBC, and CBS developed domestic sitcoms like Leave It to Beaver and Father Knows Best that appealed to family audiences with their character-based humor and home settings, reinforcing idealized visions of American domesticity.
Explanation:In the 1950s, the three major networks (ABC, NBC, and CBS) developed prime-time shows that would appeal to a general family audience, including the domestic sitcom, a generic family comedy that was identified by its character-based humor and usually set within the home. Shows like Leave It to Beaver and Father Knows Best became iconic examples of this genre, embodying the era's idealized vision of the nuclear family. These series portrayed a wholesome, predictable domestic life that contrasted sharply with the uncertainties of the Cold War era, offering viewers a comforting escape into an idealized American domesticity.
The domestic sitcoms of the 1950s played a critical role in shaping viewer perceptions of the ideal American family life. By focusing on lighthearted, relatable family situations and presenting noncontroversial content intended for all ages, these shows catered to the broadest possible audience. This programming strategy helped the major networks secure a dominant share of prime-time viewership, with families across the country tuning in to enjoy shared viewing experiences that reinforced traditional values and norms.
A program contains a seven-element array that holds the names of the days of the week. At the start of the program, you display the day names using a subscript named dayNum. You display the same array values again at the end of the program, where you as a subscript to the array.
a. must use dayNum
b. can use dayNum, but can also use another variable
c. must not use dayNum
d. must use a numeric constant instead of a variable
Answer:
b. can use dayNum, but can also use another variable
Explanation:
You can use another variable to display array elements, any variable holding array counter variable can handle that too.
When saving messages as drafts, it’s important to remember that your draft will not go live unless _______. Choose only ONE best answer. A. you have admin permissions or higher B. you have scheduled it or clicked Publish C. you have unlocked the draft for editing D. you have approval from a super-admin
Answer:
Option (b) is the correct answer.
Explanation:
"Drafts" is a folder of messaging software or mail software whose works are to save the message until the user does not want to send it. So to send the message from drafts, the user needs to edit the message first then he can able to send that message. The above question asks that how a user can send the draft message. Option b suggests that a user needs to click send to send the draft message.
Hence it is a right option while the reason behind the other option is invalid are as follows--
Option a suggests that a user needs admin permission to send this but if that is his account then no need for admin permission.Option c suggests to unlock the draft but the draft folder is not locked.Option d suggests to take permission from a superuser but that is not required.The World Wide Web Consortium enforced a stricter set of standards in a different version of Hypertext Markup Language (HTML) called _____.
A) Hypertext Mark-up Language (HTML) 4.01
B) Extensible Hypertext Mark-up Language (XHTML)
C) Extensible Mark-up Language (XML)
D) Dynamic Hypertext Mark-up Language (DHMTL)
Answer:
Option B is the correct answer for the above question
Explanation:
XHTML is an advanced version of HTML language which is recommended by W3C. It set the standard in 26-JAN-2000 for the XHTML which belongs to the family of HTML. XHTML is made with the help of XML and also used like XML. It used to create more secure websites.
The Above question asked about the W3C recommendation but the above paragraph described that XHTML is a W3C recommendation. Hence Option B is the correct choice answer. while the other is not because--
Option A suggests HTML 4.01 which is the updated version of HTML only.Option C suggests XML which is used to data transfer only.Option D suggests about DHTML but XHTML is a W3C recommendationThe following code processes a file containing five positive numbers. What will the variable $result contain after the code is executed? Be careful! $result = 0; $someFile = fopen("some-file.txt", "r"); for ($count = 1; $count <= 5; $count = $count + 1) { $nextNum = fgets($someFile); } $result = $result + $nextNum; fclose ($someFile); print ("
The result is $result
");Answer:
highest of five numbers in the file
Explanation:
This code reads the file "some-file.txt" and saves the result in variable "somefile"The runs a for loop for a count of 5.In each loop it compares the current value of the file with the value of the variable result and if the result is true it updates the value of the variable result.At the end of this code the variable result will contain the highest value in the file "some-file.txt" and print it.You can create an absolute cell reference by placing a ____ in front of both the column letter and the row number of the cell address.
Answer:
Dollar sign ($)
Explanation:
When working with formulas in microsoft excel, we may find ourselves copying formulas accross different cells, this is done by cell referencing and there two types of cell references, the absolute and relative. An absolute reference to a cell simply means that the cell is "locked" and its rows and columns are not going to change when they are copied. So when an absolute referenced formula is copied to another cell, it remains constant. This is unlike the relative reference where the formula changes relative to the new location where it is copied to. To accomplish an absolute reference, the dollar sign ($) is placed in the front of both the letter and number representing the column and row respectively like this $A$5.
An absolute cell reference in Excel can be created by placing a $ symbol before both the column letter and the row number of the cell address, such as $A$1.
Explanation:In Excel, you can create an absolute cell reference by placing a $ symbol in front of both the column letter and the row number of the cell address. For example, if you would like to make cell A1 an absolute reference, you would write it as $A$1. This means that no matter where you copy and paste this formula, it will always refer to cell A1. The use of $ keeps the reference constant, or 'absolute).
Learn more about Absolute Cell Reference here:https://brainly.com/question/19035038
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Match the term to its correct defintion
View Base tables
CREATE VIEW statement
DROP VIEW statement
A. Virtual table based on a SELECT query
B. Tables on which the view is based
C. Data definition command that removes the query specification in the data dictionary
D. Data definition command that stores the query specification in the data dictionary
Answer:
View Base tables: Virtual table based on a SELECT query
CREATE VIEW statement: Data definition command that stores the query specification in the data dictionary
DROP VIEW statement: Data definition command that removes the query specification in the data dictionary
Explanation:
Views are virtual tables, which can be created by select queries using the real database tables.
Creating and dropping views can be done by the CREATE VIEW and DROP VIEW statements.
CREATE VIEW syntax:
CREATE VIEW view_name AS
SELECT column1, column2, ...
FROM table_name
WHERE condition;
DROP VIEW syntax:
DROP VIEW view_name;