A(n) ____ is unique if the value (content) in that field appears only in one record.

Answers

Answer 1
A key is unique if the value(content) in that field appears only in one record

Related Questions

What are the advantages and drawbacks of using solar energy

Answers

upfront price, but dependent on how long you use it you will save money, also the power it provides per square inch is low but that will be solved with time.

5. This is a variable that controls the number of iterations performed by a loop. a. loop control variable b. accumulator c. iteration register variable d. repetition meter

Answers

what is the ropeak??need only one Ans the 2nd Ans will be reported.

Final answer:

The term for a variable that controls the number of iterations in a loop is a loop control variable, or iteration variable, which is vital for the management of loop execution in programming.

Explanation:

The correct answer to the question "This is a variable that controls the number of iterations performed by a loop" is a. loop control variable. A loop control variable, often called an iteration variable, is used to control the execution of a loop. The value of this variable is typically initialized before the loop starts, then updated during each iteration of the loop, and finally, it determines when the loop will terminate by no longer satisfying the loop's condition.

Understanding the loop control variable is essential for programming as it allows for the execution of a block of code multiple times until a certain condition is met. This can be useful for tasks that require repetition, like adding numbers together (using an accumulator) or counting items in a list, both examples of employing variables within a loop.

Write a java program that asks the user to enter a series of integers. when they enter a value of 0, the program should end. if they enter a negative value, ignore it. if they enter a positive value, add it up. at the end of the program display how many numbers they entered, how many were positive and what the sum of all the positive numbers was.

Answers


I have know idea so I guess ask the teacher?

what is a set of javascript statements that result in an action?

a. alert box
b. comparison
c. syntax
d. function​

Answers

function is the right answer because function is a block of code designed to perform a particular task

Select the correct answer.
Which statement correctly explains why FM radios are better than AM radios?

A. FM radios are heavier than AM radios.

B. FM radios mix sounds with radio waves while AM radios do not.

C. FM radios produce better sound quality than AM radios.

D. FM radios transmit messages in a set of codes.

Answers

The correct answer is choice C.

FM radios produce better sound quality than AM radios. This reason for this is because FM has higher bandwidth.

The content of a 4-bit register is initially the 4-bit word 0101. the register is shifted 6 times to the right with the serial input being 1000101. what is the content of the register after each shift.

Answers

what is this concept?

____ are those for which the conditions, condition alternatives, actions, and action rules can be determined.

Answers

Structured decisions are those for which the conditions, condition alternatives, actions, and action rules can be determined.

How can the various templates that are available for new Word documents be accessed?

Answers

Final answer:

To access the various templates for new Word documents, open Microsoft Word, click on New, search or browse for templates, preview and then create or download the chosen template.

Explanation:

To access the various templates available for new Word documents, follow these steps:

Open Microsoft Word.Click on New to open the New Document window.In the search bar, type the name of the template you are looking for or browse through the available categories.Once you find a template you want to use, click on it to preview it.To use the template, click on Create or Download.The template will then open as a new Word document, ready for you to edit and customize.

"Consumers" within a biome are:
more then one answer
A. herbivores
B.carnivores
C.plants
D.omnivores

Answers

The answer is A herbivores

when you're working on an image, it's a good idea to make a ____________ of the image, so that you'll have the original image in case you need it.

selection

duplicate

mask

filter

Answers

The answer is duplicate because that will make another copy. So if you mess up the image, you'll still have the original.

To safeguard your original image, make a duplicate before editing. Save at a large resolution for future use and use the 'Save a copy' function to avoid overwrites.

When you're working on an image, it's a good idea to make a duplicate of the image, so that you'll have the original image in case you need it. Creating a duplicate ensures that you have a backup to revert to if edits don't go as planned. This is especially important when editing digital images since it's easy to overwrite the original file accidentally. Always remember to save your work frequently and maintain a well-organized file structure so you can refer back to the original image if necessary.

It's also crucial to select the appropriate image size. Choose a large image size to preserve quality, allowing for reproduction and enlargement later. If you need to save a smaller copy for web use, do so, but keep the original resolution intact for other purposes.

Finally, use features like the "Save a copy" button to avoid overwriting the original image. This practice prevents accidental data loss and keeps the source material available for any further uses or references.

A computer that supports 10/100/1000 Ethernet allows for 10, 100, or 1000 ________ per second.

Answers

A Computer that supports 10/100/1000 Ethernet allows for 10,100,or 1000 gigabyte per second.

A computer that supports 10/100/1000 Ethernet can transmit 10, 100, or 1000 megabits per second, which reflects the possible data transfer rates over the network. These speeds are facilitated by the cable's capacity to handle connections and the speed of electronic clock frequencies inside computer circuits.

A computer that supports 10/100/1000 Ethernet allows for 10, 100, or 1000 megabits per second (Mbps). This refers to the data transfer rates that the Ethernet connection can handle. With Ethernet connections, frequency and bandwidth play crucial roles in the efficiency and speed of data transmission. Ethernet cables can handle connections at frequencies up to 1 GHz, which is influenced by factors such as crosstalk and environmental wave radiation.

Modern Ethernet cables have advanced significantly compared to older technology, supporting higher data rates such as those mentioned. The speed at which these computers operate is tied to the synchronized electronic clock frequencies that can reach up to a gigahertz. These high frequencies facilitate the quick ticking that coordinates tasks within the computer's circuits.

Overall, these Ethernet speeds contribute to the bandwidth and connectivity of a computer or network device, which is essential for accessing and participating in various network functionalities as governed by networking models such as the OSI and TCP/IP Models.

The ____ loop checks a boolean expression at the "top" of the loop before the body has a chance to execute.

Answers

The while loop checks a Boolean expression at the top of the loop before the body has a chance to execute

What is a search given to another person or group of people to present information or research about a topic ?

Answers

talk about what they like or something special

What company was credited with developing the first smartphone?

Answers

IBM developed the world's first smartphone in 1992

The tech company IBM is widely credited with developing the world's first smartphone

1. What will the println statement in the following program segment display? int x = 5; System.out.println(x++); a. 5 b. 6 c. 0 d. None of these

Answers

Answer: a) 5

Explanation:

x++ increases the value of x by 1 (=6), but still returns the old value (5) to the print statement

following code lines will use the new x=6 value

Mary, Tim, John, and Jenn each sold three million dollars worth of product within six months. Each month one of them was awarded for most sales. Use the pie charts below to determine which of the four never sold the most in a single month, though he or she sold the same amount in total.

Answers

if its the same chart im looking at on this page, the answer is john.

Answer:

the answer is john i had the same question

Explanation:

Which of the following statements is​ FALSE? A. Security is a huge concern for nearly all organizations with private or proprietary information about​ clients, customers, and employees. B. New controls in​ e-mail programs can ensure that your​ e-mail will remain​ private, both within your​ organization's server and at the​ receiver's end as well. C. When writing​ e-mails, avoid jargon and​ slang, use formal​ titles, use formal​ e-mail addresses for​ yourself, and make your message concise and​ well-written. D. Lack of visual and vocal cues in​ e-mails means emotionally positive​ messages, like those including​ praise, will be seen as more emotionally neutral than the sender intended. E. ​Face-to-face communication provides the highest degree of message channel richness.

Answers

B is false, because once an e-mail is sent, the receiver can do what they wish with the contents of it (for example, screenshotting or taking a picture of it). There is no guarantee of privacy if you do not trust the recipient.

Tell if this statement is true or false. If it is false, how could you make it into a true statement?

Elements in the same period have similar chemical properties.

Answers

False.

Chemical properties depend on the number of valence electrons. It would be correct to say that elements of a group have similar chemical properties, but not of a period.

Melissa just bought a new entertainment system for her apartment. It includes a flat-screen TV, surround-sound speakers, and a video-game console. Recently, there have been several robberies in Melissa's building. She worries her new equipment might get stolen. She has decided to purchase insurance to minimize her risk. Which type of insurance should Melissa purchase to protect her belongings?

Answers

Answer:

Personal property insurance

Explanation:

Personal property insurance covers your belongings that you keep at your home, that is why they are also referred to as contents insurance because it insures the contents of your home. This type of insurance protects your  personal property (TV, computer, furniture, appliances, etc.) against loss, destruction or damage due to robbery or accidents.

Answer:DD

Explanation:i got it right on edge

Expiration is necessary in order to _____.

perspire
remove CO2
obtain O2
relax emotions

Answers

Remove CO2 is the answer. When we expire, we exhale CO2 so expiration is necessary in order to REMOVE CO2.

Answer:

I believe it is Remove C02

Explanation:

Rick needs to find the lowest number in a set of numbers that includes decimals. Which statistical function in a spreadsheet will help him do so?

Answers

Umm

I’m in 10th grade so.....what is a spreadsheet and statistical function

Answer:

C. Min

Explanation:

According to a different source, these are the options that come with this question:

A. Mode

B. Rank

C. Min

D. Average

The Min function is the one that would help Rick the most if his purpose is to find the lowest number in a set of numbers that includes decimals. The Min function on spreadsheet programs is designed to help the user find the lowest value in a range of cells. Spreadsheet programs such as Excel are very useful if the user wants to examine large sets of data and numbers.

Why do we need IP Addresses in order for the Internet to function properly?

Answers

The actual term IP address is internet protocol address. It's an assigned label to each and every device on a local computer network, without an internet protocol address your device cannot be identified and thus cannot communicate with the rest of the network.

Our computers, servers, telephones, cameras, printers, and sensors can all connect with one another thanks to IP addresses.

What are computers?

Computers are defined as a programmable electrical gadget that takes in raw data as input and applies a set of rules to it to output the outcome. Being the first window to access the Internet, a computer is a crucial instrument for processing information and data. It is a crucial tool for scientific students, who frequently use it to create reports and projects for school.

IP addresses are defined as an exclusive address that distinguishes a computer on the internet or a local network. Internet protocol address is referred to as IP. In essence, it is a number that is allocated to a network device and is used for that device's identification and location. All network device types receive an IP address.

Thus, our computers, servers, telephones, cameras, printers, and sensors can all connect with one another thanks to IP addresses.

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Secure Wi-Fi networks and VPNs use _____ to secure data transferred over a network.

Answers

VPNs and Wifi networks use tunneling to send data privately over a network

Secure Wi-Fi networks and VPNs use an encryption to secure data transferred over a network.

Does a VPN use to make Wi-Fi more secure?

In the use of a VPN, one has their internet traffic been encrypted, so no there is no intercept  of one's network by public Wi-Fi.

Note therefore that VPN secures your Wi-Fi networks  and other connection through the use of encryption in all places and thus one do not need to think about external protection.

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Which of the following is an important part of record handling?

privatizing
archiving
correlating
randomizing

Answers

Answer:The answer is archiving.

Explanation: Archiving following is an important part of record handling.

Archiving can be described as keeping record or providing explanation and evidence for the past and present decisions. It is keeping record of past events that are of witness or evidence of past event. They are unique record that cannot be replaced when lost. These records have to be kept very well because if they are not archived, they will be difficult to locate and secure.

Ethics in businesses and organizations are made up of a set of moral principles that guide the organizations. Discuss how good work ethics influence your career success.

Answers

If you get caught doing something unethical, you'd be shunned, wouldn't you? If you were to do something that others would consider "immoral" or "unethical", you should do so with extremely discreetly. You shouldn't risk doing something that would get you fired, leave a permanent black mark on your history, and ruin chances of you getting a good job if the reward is low.

If a person acts in a way that would be viewed as "unethical" or "immoral" by others, you should do so very subtly. If the return is little, you shouldn't take a chance on doing anything that could get you fired, put a permanent blot on your record, and harm your prospects of finding a good job.

What are the Ethics in businesses?

By definition, business ethics relates to the norms for ethically appropriate and inappropriate behaviour in the workplace. Law defines behaviour in part, but "legal" and "ethical" are not always synonymous. By defining permissible practices outside of the purview of the state, business ethics strengthen the law.

Business ethics are a set of norms and principles that organizations employ to help them make decisions regarding their money, business dealings, corporate social responsibility, and other issues. A company that lacks solid ethics risks breaking the law, falling into financial trouble, and facing unethical situations.

Business ethics is a discipline that establishes what is proper in the workplace and what is right and wrong. Laws frequently serve as a guide for business ethics, and these standards prevent people and businesses from engaging in unethical behaviour.

Thus, If a person acts in a way that would be viewed as "unethical" or "immoral" by others

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4. What is each repetition of a loop known as? a. cycle b. revolution c. orbit d. iteration

Answers

Answer:

Cycle

Explanation:

A cycle because a loop means it repeats, and that's what a cycle is. Something that repeats on loop is a cycle.

Research and describe surround sound. What are the different types of surround sound? How is it used? How might surround sound add to the experience of a film?

(50 points!)

Answers

Surround sound was first application was in movie theaters. Prior to surround sound, theater sound systems commonly had three "screen channels" of sound, from loudspeakers located in front of the audience at the left, center, and right. Surround sound adds one or more channels from loudspeakers behind the listener, able to create the sensation of sound coming from any horizontal direction 360° around the listener. Surround sound formats vary in reproduction and recording methods along with the number and positioning of additional channels.  Multichannel audio techniques may be used to reproduce contents as varied as music, speech, natural or synthetic sounds for cinema, television, broadcasting, or computers.

Final answer:

Surround sound is an audio technology that employs multiple speakers to create a 3D sound environment, enhancing the realistic experience of films. Different types of surround systems include 5.1 and 7.1 arrangements, with Dolby Digital and DTS being popular formats. It adds to the film experience by making sounds appear to come from all around the viewer, while room acoustics play a significant role in the perceived quality of the sound.

Explanation:

Surround sound refers to an audio system designed to create a more immersive experience by having multiple speakers placed around the listener, providing different audio channels from various directions. There are various types of surround sound, including 5.1 and 7.1 systems, which denote the number of speakers and subwoofers. In a 5.1 system, there are five speakers and one subwoofer, while a 7.1 system includes seven speakers and a subwoofer. There's also 9.1 surround sound, which adds additional speakers for improved audio depth. Dolby Digital and DTS are well-known formats delivering surround sound for media content.

In films, surround sound enhances the viewer's experience by creating a sense of space and environment that mimics real life, thus increasing the level of engagement and realism. For instance, in a film, you might hear the sound of rain coming from the speakers behind you, footsteps approaching from the left, or an airplane flying overhead, thereby immersing you in the scene.

Regarding the issue of sound disparities in different areas of a room, this phenomenon occurs due to sound wave interactions with room surfaces and objects, causing reflections, absorption, and diffraction that can result in some areas with muffled sounds (due to destructive interference or absorption) and other areas with amplified sounds (due to constructive interference).

Compression and rarefactions are terms related to sound waves, describing the regions of high and low pressure, respectively, which propagate through a medium as a wave. These alternating regions of compressed and rarefied particles allow sound to travel through materials like air or water.

Please select the word from the list that best fits the definition Would enjoy a movie about the subject

Answers

Answer:

Auditory

Visual

and Kinesthetic are the options given

Explanation:

I believe the answer is Kinesthetic

How many paths through which charge can flow would be shown in a circuit diagram of a series circuit?
A)more information is needed
B)none
C)one
D)two or more

Answers

D. two or more

this should be right

This periodic table entry is for the element neon. How many neutrons does a typical neon atom have?



A.
5
B.
10
C.
20
D.
30

Answers

Answer:

The anwser is B

Explanation:

10  neutrons do a typical neon atom have. Thus, option B is correct.

What is a periodic table?

The chemical elements are placed in rows as well as columns in the periodic table, sometimes referred to as the periodic table are called. It is frequently used in physics, biochemistry, or other sciences and thus is frequently regarded as a symbol of chemistry. A list of chemical elements that also are grouped in a number of protons order, typically in rows, having identical atomic structure components appearing in vertical columns.

Atom possessing atomic number 10 is neon. It has 10 neutrons, ten protons, and ten electrons beyond its nucleus due to its atomic weight of 20.179. - It's important to remember that the maximum count of neutrons within the nucleus equals the differential between being an atom's atomic as well as mass numbers. Therefore, option B is the correct option.

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