The code that can analyze a file for lexical and syntactical correctness of a programming language discussed below.
To design code that can analyze a file for lexical and syntactical correctness of a programming language with the given statements and rules, to implement a lexical analyzer and a parser.
1. Lexical Analyzer:
The lexical analyzer (also known as a lexer or tokenizer) is responsible for breaking down the input file into tokens, identifying keywords, operators, identifiers, literals, etc. Each token represents a specific element of the programming language.
The lexer would scan the input file, identify the tokens, and generate a sequence of tokens to be used by the parser.
2. Parser:
The parser analyzes the sequence of tokens generated by the lexer and checks whether they follow the grammar rules of the programming language.
Here, you have provided the following grammar rule:
<program> → VOID MAIN '(' ')' <block> <block>{{ <statement>; }'}
The parser would check if the input file follows the grammar rules, such as checking the presence and order of the required statements, proper use of parentheses and semicolons, and handling nested blocks and statements.
By combining the lexical analyzer and parser, you can process the input file, identify any lexical errors (e.g., unrecognized tokens) and syntactical errors (e.g., violations of grammar rules). You can provide appropriate error messages or generate a report indicating the errors found in the file.
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The question attached here seems to be incomplete, the complete question is:
In this problem you will be designing code that should be able to take in a file that is analyzed for lexical and syntactical correctness. This programming language should allow for the following type of statements:
switch
foreach
for
while
do-while
block
if
assignment
return
Imagine this programming language also includes the following rules:
<program>→ VOID MAIN '(' ')' <block> <block>{{ <statement>; }'}
A question a critical reader might ask is a. When was this text published? c. How old is the author? b. Why did the author write this text? d. None of these Please select the best answer from the choices provided
Answer:
b
Explanation:
TOP ONE IS WRONG i got it right give me brainliest please
Answer:
B.
Explanation:
the guy who said i was wrong literally put the same answer
also im below you.
Complete the method/function so that it converts dash/underscore delimited words into camel casing. The first word within the output should be capitalized only if the original word was capitalized. Specifications Challenge.toCamelCase(str) given a string with dashes and underscore, convert to camel case Parameters str: String - String to be converted Return Value String - String without dashes/underscores and camel cased Examples str Return Value "the-stealth-warrior" "theStealthWarrior" "A-B-C" "ABC"
Answer:
I am writing a Python program. Let me know if you want the program in some other programming language.
def toCamelCase(str):
string = str.replace("-", " ").replace("_", " ")
string = string.split()
if len(str) == 0:
return str
return string[0] + ''.join(i.capitalize() for i in string[1:])
print(toCamelCase("the-stealth-warrior"))
Explanation:
I will explain the code line by line. First line is the definition of toCamelCase() method with str as an argument. str is basically a string of characters that is to be converted to camel casing in this method.
string = str.replace("-", " ").replace("_", " ") . This statement means the underscore or dash in the entire are removed. After removing the dash and underscore in the string (str), the rest of the string is stored in string variable.
Next the string = string.split() uses split() method that splits or breaks the rest of the string in string variable to a list of all words in this variable.
if len(str) == 0 means if the length of the input string is 0 then return str as it is.
If the length of the str string is not 0 then return string[0] + ''.join(i.capitalize() for i in string[1:]) will execute. Lets take an example of a str to show the working of this statement.
Lets say we have str = "the-stealth-warrior". Now after removal of dash in by replace() method the value stored in string variable becomes the stealth warrior. Now the split() method splits this string into list of three words the, stealth, warrior.
Next return string[0] + ''.join(i.capitalize() for i in string[1:]) has string[0] which is the word. Here join() method is used to join all the items or words in the string together.
Now i variable moves through the string from index 1 and onward and keeps capitalizing the first character of the list of every word present in string variable from that index position to the end. capitalize() method is used for this purpose.
So this means first each first character of each word in the string starting from index position 1 to the end of the string is capitalized and then all the items/words in string are joined by join() method. This means the S of stealth and W of warrior are capitalized and joined as StealthWarrior and added to string[0] = the which returns theStealthWarrior in the output.
which part of project management involves determining possible risks
Answer:
A Gantt chart is primarily used for project management. Project managers use it frequently for effective project handling. A Gantt Chart enables the following: Easier task scheduling.The triple constraint theory, also called the Iron Triangle in project management, defines the three elements (and their variations) as follows:
Scope, time, budget.
Scope, schedule, cost.
Good, fast, cheap.
A proven methodical life cycle is necessary to repeatedly implement and manage projects successfully.
If you play gta and don't know the song ''Glamorous'' Then what do you even do when you play?
Answer:
that me
Explanation:
n the bus topology, a hardware device called a _____ is used at each end of the cable to absorb the transmitted signal.
In the bus topology, a hardware device called a terminators are used at each end of the cable to absorb the transmitted signal.
how many bits and bytes are occupied by six long variables
Answer:
24 bytes = 192 bits
Explanation:
A long is typically 4 bytes or 4*8 = 32 bits
However, on some 64 bit systems, a long is defined as 64 bits so the answer is not universal.
who are your favorite You tubers mine are the Dobre Brothers
Answer:
mine are H2O delerious and Lazar beam
Explanation:
I enjoy watching watching whatever comes up on my recommended page :)
distinguish between the following terms that relate to conflict: conflict avoidance, conflict confrontation,conflict resolution
Answer: See explanation
Explanation:
Conflict is when there's disagreement or dispute between people.
Conflict avoidance: Conflict avoidance occurs when an individual avoids reacting to a conflict. In this case, the individual doesn't confront the issue but rather avoids it. This can be done by ignoring the subject or not speaking about it anymore.
Conflict confrontation: This is the opposite of conflict avoidance. In this case, the involved individuals confront each other. This brings about exchange of words or physical behavior.
Conflict resolution: Conflict resolution occurs when there's a peaceful resolution to the dispute between the parties involved. Some of the strategies used include compromise, avoiding, collaborating etc.
Conflict refers to disagreement between two or more people which is as a result of differences in opinion or belief.
Forms of conflict are :
Conflict avoidance: Conflict avoidance occurs when an individual avoids reacting to a conflict. Here, the individual doesn't confront the issue but instead completely avoid. This type of conflict can be done by ignoring the subject matter or not talking about it again.
Conflict confrontation: This is the direct opposite of conflict avoidance. Here, individuals involved confront each other. This brings about exchange of words or physical behavior.
Conflict resolution: Conflict resolution occurs when there is a means to resolve dispute among the parties involved in such dispute. Some of the strategies that can be used are compromise, avoiding, collaborating etc.
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which system development methodology does worker 2 describe to worker
Worker 2 describes the waterfall method to Worker 1 as the system development methodology. Therefore the correct option is A. the waterfall method.
The waterfall method: Worker 2 describes the waterfall method, a traditional and sequential approach to system development.
In the waterfall method, each phase of the development process follows a linear sequence, with the output of one phase serving as the input for the next phase.
This method emphasizes a structured and planned approach, with a focus on completing each phase before proceeding to the next, making it suitable for projects with well-defined and stable requirements.
However, it can be less flexible to changes or evolving requirements and may result in longer development cycles.
Overall, the waterfall method is characterized by its sequential nature, with a strong emphasis on planning and documentation.
The complete question is: What is the system development methodology that Worker describes to Worker 1?
A. the waterfall method
B. rapid application development
C. joint application development
D. prototyping
E. end-user development
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please answer all requirements and data tables (excel) are
included in screenshots!!
The Mack Repair Shop repairs and services machine tools. A summary of its costs (by activity) for 2020 is as follows: (Click the icon to view data.) Read the requirements. GBED Requirement 1. Classify
The Mack Repair Shop's costs for 2020 have been classified by activity. Machine tool repairs and servicing, machine setups, shop administration, and other activities were the major cost drivers in 2020.
The table below summarizes the costs of various activities at The Mack Repair Shop in 2020:
Activity Total Cost
Machine Tool Repairs and Servicing $1,050,000
Machine Setups $450,000
Shop Administration $300,000
Other Activities $200,000
Total $2,000,000
As shown in the table, Machine Tool Repairs and Servicing was the biggest cost driver, accounting for 52.5% of the total cost. This is followed by Machine Setups which accounted for 22.5% of the total cost. Shop Administration and Other Activities contributed 15% and 10% respectively to the total cost.
Classifying costs by activity is a useful technique for identifying areas where costs can be reduced or optimized. By analyzing the cost data by activity, The Mack Repair Shop can identify the key drivers of cost and focus on reducing these costs through process improvements or other means. For example, if setup times are identified as a major contributor to the overall cost, the company may consider investing in new machines that require less setup time. Overall, classifying costs by activity enables companies to better understand their cost structure and make informed decisions regarding cost optimization.
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to insert information that appears at the bottom of every worksheet page, you can use a command on the insert tab. T/F
The correct answer is True You can use a command on the Insert tab to add the information that displays at the bottom of every worksheet page. As many times as you'd like.
In many spreadsheet programmes (including Microsoft Excel), a single file called a "workbook" can house many worksheets. The sheet tabs at the bottom of the spreadsheet window can be used to name worksheets. The worksheet tabs can also be used to navigate between worksheets inside of a workbook. The worksheet that a user is presently modifying in Microsoft Excel is displayed on a sheet, sheet tab, or worksheet tab. Users can switch between the several worksheets by clicking one of the worksheet tabs (found at the bottom of the window). There may be additional work sheets in each Excel file, but three are the standard.
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Which of these is a type of array .
( library , file , index , tulle )?
Answer:
index
Explanation:
i want to learn i am not sure
why are cable channels more profitable than the broadcast networks? a. cable networks attract wealthier viewers who are willing to add on premium channels. b. cable networks have larger numbers of viewers than the broadcast networks. c. cable networks receive revenue from advertising as well as subscriptions. d. cable networks can charge more for advertising than the broadcast networks.
The cable channels more profitable than the broadcast networks because cable networks receive revenue from advertising and subscription revenue. Hence option (c) is the answer.
What distinguishes a broadcast network from a cable network?Communication is concerned with the delivery of news, information, entertainment, and advertising through a variety of media platforms, including newspapers, magazines, new media, television, film, and radio. Using audio and video content over a range of devices, broadcasting is a type of communication.
Cable networks like Comedy Central, Animal Planet, and AMC do not use public airwaves, in contrast to broadcast channels. Instead, they charge subscribers to watch for transmission. Private organizations that provide all the benefits and drawbacks of demand-driven, private media are cable channels. Both advertising and subscription fees are sources of income for cable networks. Only advertising-income is given to broadcast networks.
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Which of the following steps is NOT part of the Design Process?
A)Explore
B)Improve
C)Identify the problem
D)None of the above
All of the above are part of the Design Process.
Design Process:Design thinkers use creative and inquisitive activities like Brainstorming session and Worst Possible Idea to inspire ideas — in the form of answers to questions — in the Ideation stage.
Four lecturers together broke down the engineering design process into four primary phases: problem description, design exploration, design optimization, and design communication, via a deep and often rowdy conversation.
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what type of address is used so that local applications can use network protocols to communicate with each other?
The type of address used so that local applications can use network protocols to communicate with each other is known as the "loopback address."
The loopback address refers to a reserved IP address used to enable a computer to communicate with itself.
It is often used by computer software programmers to test client-server software with no connection to a live network and without causing problems.The loopback address is set up by default on every computer.
As a result, when you need to test network functionality on a machine that is not on a network or a machine that is disconnected from the internet, you can use the loopback address to simulate network functionality.
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a design sprint brief is a document that ux designers share with participants . 1 point to determine roles and responsibilities to help them prepare for the design sprint to provide a critique on the design to display the look and feel of a product 3. question 3
A design sprint brief is a crucial document in design sprint methodology. It helps to determine roles and responsibilities, provides participants with the necessary information to prepare for the design sprint, provides a critique on the design and displays the look and feel of a product. The design sprint brief helps to create a shared understanding of the problem to be solved and encourages a collaborative approach to problem-solving.
A design sprint brief is a document that UX designers share with participants to determine roles and responsibilities to help them prepare for the design sprint. It also helps to provide a critique on the design and display the look and feel of a product.
A design sprint is a methodology that encourages teams to solve business challenges by creating and testing a prototype in a shorter period, usually in a week. This approach helps teams save time, reduce costs, and build better products. To achieve this, the design sprint methodology relies on design thinking principles to create solutions that align with user needs and business goals.
Design Sprint Brief: DefinitionA design sprint brief is a document that outlines the design sprint goals, timelines, and design sprint team roles and responsibilities. It provides the participants with the necessary information they need to prepare for the design sprint, including the objectives, constraints, and the product’s look and feel.
A well-designed sprint brief helps to create a shared understanding of the problem to be solved and encourages a collaborative approach to problem-solving.
Overall, the sprint brief helps to ensure that all team members are on the same page, and everyone understands their role in the design sprint.
Conclusion A design sprint brief is a crucial document in design sprint methodology. It helps to determine roles and responsibilities, provides participants with the necessary information to prepare for the design sprint, provides a critique on the design and displays the look and feel of a product. The design sprint brief helps to create a shared understanding of the problem to be solved and encourages a collaborative approach to problem-solving.
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i need help converting this to python but i have no idea how to.
const tolerance := 0.0000001
function fac (x : real) : real
var answer : real := 1
if x = 0 or x = 1 then
result answer
else
for i : 1 .. round (x)
answer *= i
end for
result answer
end if
end fac
function e : real
var answer1 : real := 0
var answer2 : real := 1
var n : real := 0
loop
exit when abs (answer1 - answer2) <
tolerance
answer2 := answer1
answer1 += 1 / fac (n)
n += 1
end loop
result answer1
end e
put e
Answer:
see below
Explanation:
In Python, this code is much simpler.
It is a mathematical series to calculate e.
List five elements that are common to all programming languages.
input, output, arithmetic, conditional, and looping are the five programming languages
Which abstract data type (adt) is best suited to store the names of all currently available smartphone models?
a. a set
b. an array
c. a linked list
d. a stack
The best abstract data type (ADT) to store the names of all currently available smartphone models would be a set. Therefore, option a is correct.
A set is a collection of unique elements without any specific order. In this case, the set ADT is well-suited for storing the names of smartphone models because it ensures that each model name is unique, preventing duplicates. As new smartphone models are introduced, they can easily be added to the set, and the set will automatically handle the uniqueness of the names.
Using an array or a linked list would also be possible options, but they would require additional operations to ensure uniqueness and handle duplicates. With an array, we would need to perform additional checks to avoid inserting duplicate model names. Similarly, with a linked list, we would need to traverse the list to check for duplicates before inserting a new model name.
A stack is not the most suitable ADT for storing a collection of smartphone model names because it follows the Last-In-First-Out (LIFO) principle, which is not necessary for this scenario. The order in which smartphone models are stored does not have any specific requirements or restrictions.
In summary, the set ADT is the best choice for storing the names of all currently available smartphone models due to its ability to handle uniqueness automatically and simplify the process of adding new models to the collection.
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How do you find the string of an array?
To find the string of an array, you can simply access a specific index of the array that contains the desired string.
An array is a data structure that stores a collection of elements of the same type, such as integers, characters, or strings. Each element in the array is identified by an index, which represents its position within the array.
To access the string stored at a specific index of the array, you can use the index to retrieve the element at that position. For example, if you have an array called "myArray" and you want to retrieve the string stored at index 2, you can do so using the following code:
myArray[2]
This will return the string stored at index 2 of the array. You can then use this string for whatever purpose you need in your program.
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Specialized program that allows user to utilize in specific application is classified as
A specialized program that allows users to utilize a specific application is classified as an Application program.
What is an Application Program?
An application program, often known as a software application or app for short, is a type of computer program that is used by end users and is created to do a particular task that is unrelated to the operation of the computer.
Examples of application programs include those for word processing, spreadsheets, presentations, and database administration. They also include web browsers, email clients, media players, accountancy software, and tools for pronouncing words, translating sentences, and desktop publishing.
What does Word processing mean?
A Software application that enables users to create, save, modify, format, print, and retrieve documents.
An application program is a comprehensive, stand-alone piece of software that carries out a specific task for the user.
Hence, Application Program is utilised in specific applications.
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In this unit, you learned that test generators can be very helpful when trying to determine if a code runs properly or fails in some situations. For example, let’s say that you were writing a program where the user would input their test grades and the program would tell them their average. What kinds of data would a test generator want to test for that program to be sure that it would work in all situations?
Answer:
Using boundary value analysis and assuming the valid range of test scores is [0 - 100],
min value, min value + 1-1 and 0A Nominal value between (0, 100)100 and 101max value - 1, max valueIn Boundary value analysis, we test the transition points where the program's behavior is expected to change. These transition points are the boundaries of valid and invalid partitions.
Min and max value are the smallest and largest possible values that you can store in your data type being used. This varies depending on the data type, so without knowing which you are using (and which language), I can't be more specific.
how to install windows 11 on unsupported processor
Answer: You can't, if you anyway bypass the system, your device will run on risk.
Suggestion: Use any Linux distro similar windows 11. Like - Ubuntu/ Linux Mint/ ElementaryOs.
(Suggestion is only for if you can't run windows 10 or the pre installed Operating System in your machine.)
a school principal trying to find out if parents will help buy new playground equipment shows digital leadership by.
A. asking the school board to ask parents
B. Creating a email survey for parents
C. Ordering the equipment and asking parents to contribute
D. Setting up a web conference for a small group of parents
Answer:
D. is the correct answer!
Answer:
B. Creating a email survey for parents
Explanation:
I did this on edg
A technician is working on a PC that utilizes a RAID array for operation. The user of the system has reported that random files are becoming corrupted on creation with no pattern to the activity. One drive in the array is likely failing and causing the read/write failures. Which of the following Types of RAID is MOST likely in use?
A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10
Answer:
RAID 0
I hope this helps you :D
Income
Name
Popular
YES/NO
Production Worldwide
Budget(s) Income(5)
Profit
Tax
138.00
150.00
125.00
Spider Man
4 Ben Ten
5 The Avengers
Black Panther
120.00
450.00
400.00
200.00
247.00
7 Bat Man
91.00
100.00
• Doctor Strange
315.00
378.00
Jiron Man 3
200.00
248.00
50.00
100.00
49.00
113.00
10 Mr Maker
* Elmo
142.00
152.00
12 Ant Man
140.00
176.00
1) Thor
Answer:
what-
Explanation:
Repairs Unfortunately, when Tara was installing the new espresso machine she accidentally cracked the top of the glass display cabinet. The glazier charged her $800 to replace the glass on the top of the display cabinet. Luckily, the rest of the cabinet was undamaged. However, Tara decided to replace undamaged sections of the cabinet with specially tinted glass and to increase the cabinet's length. The cost of this work was $1200. Required Do you think these are deductible repairs? Why, or why not? Your answer should consider relevant cases.
The deductibility of the repairs to the glass display cabinet would depend on whether they are considered ordinary and necessary expenses for business purposes. The replacement of the cracked glass on the top of the cabinet can likely be considered a deductible repair.
However, the replacement of undamaged sections with specially tinted glass and the expansion of the cabinet may not be fully deductible as they could be seen as capital improvements rather than repairs. The deductibility would be determined based on the specific circumstances and relevant cases.
The deductibility of repairs for tax purposes is determined by the distinction between deductible repairs and capital improvements. Deductible repairs are expenses incurred to keep property in its ordinary operating condition, while capital improvements are expenses that enhance the value or prolong the useful life of the property.
In this case, the replacement of the cracked glass on the top of the display cabinet would likely be considered a deductible repair. It is necessary to restore the cabinet to its original condition and maintain its functionality.
However, the replacement of undamaged sections with specially tinted glass and the expansion of the cabinet may not be fully deductible as they could be seen as capital improvements. These modifications enhance the cabinet's features beyond ordinary repairs and potentially increase its value or extend its useful life.
To determine the deductibility, it is important to consider relevant cases and rulings that provide guidance on distinguishing between repairs and capital improvements. Each case is evaluated based on its unique facts and circumstances. It is advisable to consult with a tax professional or refer to specific tax regulations to determine the deductibility of these expenses in the given scenario.
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Large wikis, such as Wikipedia, can protect the quality and accuracy of their information by assigning users roles such as ________. All of the answer choices are correct. editor reader subject matter expert
People or web do wants their privacy. Large wikis do protect the quality and accuracy of their information by assigning users roles such as Reader, Subject Expert and editor.
What is website quality?Website quality is one that is said to be based on the quality of the software and output. Website Quality or say the Quality of Websites are said to be often measured from two views.
That is the Programmers, and End-users. The various aspects of website quality ranges from programmers who are based on the extent of Maintainability, Security, Functionality and others.
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How big of a role does social media play in the mental health of people? Does it do more harm or good? Explain why. in 400 words
The role that social media play in the mental health of people is big. The use of social media is one that is known to have c positive effects for example connecting people, giving a platform for self-expression, and others.
What is the role that social media?The key bad impacts of social media on mental health is one that is known to have the potential for addiction. Social media platforms are said to be set up to be a form of engaging, which can result to individuals spending excessive amounts of time going through their feeds and this may lead to depression.
Hence the negative impact of social media on mental health is the one that can also lead to cyberbullying that is Online harassment.
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an array is declared as short lot[95].the address of lot is 0x3f76.what is the address of the last byte in the array lot?give your answer in 4 hexadecimal digits (include leading zeros).
The address of the last byte in the array "lot" can be represented as 0x3fde in 4 hexadecimal digits (including leading zeros).
The array "lot" is declared as "a short lot[95]", which means it is an array of 95 elements of type "short". Each element of type "short" typically occupies 2 bytes of memory.
Given that the address of "lot" is 0x3f76, we can calculate the address of the last byte in the array by considering the size of the array and the size of each element.
The array "lot" has a total of 95 elements. Since each element occupies 2 bytes of memory, the total size of the array in bytes is 95 * 2 = 190 bytes.
To find the address of the last byte in the array, we add the size of the array (190 bytes) to the base address of the array (0x3f76).
0x3f76 + 190 = 0x3fde
Therefore, the address of the last byte in the array "lot" is 0x3fde in 4 hexadecimal digits, including leading zeros.
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