when is a method required to have a throws clause in its header?

Answers

Answer 1

Note that you required to have a throws clause in a method header when code can throw a checked exception, and doesn't handle exception.

What is checked exception?

A checked exception is one that must be caught or stated in the method in which it is thrown. A checked exception is, for example, java.io.IOException.

Exceptions were checked. The checked exceptions are, as the name implies, exceptions that a method must handle in its body or throw to the caller method so that the caller method may manage it. Because checked exceptions are checked by the Java compiler, they are referred to as compile-time exceptions.

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Related Questions

How many decimals should we keep in electrical calculations?

Answers

Answer:

2 I think

Explanation:

What is the best way to beat someone on starve.io? with a lava sword, or a pirate sword.

Answers

Answer:

Lava sword all the way

Explanation:

fo sho

the ratio of boys and girls is 4:5 calculate the number of boys if the are 1080 learners in schools​

Answers

Explanation:

The ratio of Boys =  4x

The ratio of  Girls =  5x

The Number of Boys in the School = 4x + 5x = 1080

                                                          =         9x = 1080

                                                          =           x  = 1080/9

                                                          =           x  = 120

The ratio of Boys = 4x  = 4 x 120 = 480

The ratio of  Girls =  5x = 5 x 120 = 600

Answer :-   The ratio of Boys =480

                 

what is the meaning of HML​

Answers

Answer:

Explanation:

Hit my line

In addition to stack-based buffer overflow attacks (i.e., smashing the stack), integer overflows can also
be exploited. Consider the following C code, which illustrates an integer overflow [36].int copy_ len) something (cnar *buf, int char kbuf [800] if (len > sizeof (kbuf)) return-1; return memcpy (kbuf, buf, len); a. What is the potential problem with this code? Hint: The last argument to the function memcpy is interpreted as an unsigned integer. b. Explain how an integer overflow might be exploited by Trudy.

Answers

The potential problem with this code is that if the input value of "len" is larger than the size of the "kbuf" array, then the function will return -1, indicating an error.

However, if the input value of "len" is negative or greater than the maximum value that an integer can hold, an integer overflow can occur. This can lead to unexpected behavior, such as the function returning a value that is smaller than the input "len", which can cause a buffer overflow or allow an attacker to bypass security measures.


Trudy can exploit an integer overflow by providing a very large value for "len" that causes an overflow. This can result in the function returning a negative value, which can be interpreted by the calling function as a successful execution.

Trudy can then use this vulnerability to overwrite memory locations beyond the buffer, which can lead to a buffer overflow and allow her to execute arbitrary code or gain unauthorized access to the system. To prevent this type of attack, it is important to ensure that integer values are properly validated and sanitized before being used in a program.

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Copy the C-strings a and b into the array cstr Separate them with a space and follow them with an exclamation mark. cstrings.cpp 1 #include 2 #include 3 using namespace std; 4 5 int main() 6 { 7 const int MAX = 1024; 8 char cstr[MAX); 9 const char* a = "Hello"; 10 const char* b = "World"; 11 strcpy(cstr, a); 12 13 cout << "cstr->' « cstr << endl; 14 > CodeCheck Reset

Answers

Here's the corrected code to copy the C-strings a and b into the array cstr and separate them with a space, followed by an exclamation mark:

#include <iostream>

#include <cstring>

using namespace std;

int main()

{

   const int MAX = 1024;

   char cstr[MAX];

   const char* a = "Hello";

   const char* b = "World";

   strcpy(cstr, a);

   strcat(cstr, " ");

   strcat(cstr, b);

   strcat(cstr, "!");

   cout << "cstr->" << cstr << endl;

   return 0;

}

Note that I added the missing #include <cstring> header and fixed the syntax error on line 8 by replacing the closing square bracket with a closing parenthesis. Additionally, I used strcat() to concatenate the strings together, adding a space between them and an exclamation mark at the end. Finally, I corrected the output statement on line 13 to properly display the contents of the cstr array.

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My friend wants to use my findSmallest() function in her program. Is this function ready to be shared in a library?

Answers

Answer:I would think that it would be.

Explanation:

every if statement must be followed by either an else or an elif. (True or False)

Answers

False, every, if statement must be followed by either an else or an elif, is False.

An if statement does not necessarily have to be followed by an else or an elif. It can stand alone as its own block of code. However, if you want to specify alternative actions to take in case the condition specified in the if statement is not met, then you would use an else or an elif.

An if statement in programming does not necessarily need to be followed by an else or an elif statement. An if statement can stand on its own, simply checking for a condition and executing the code block within it if the condition is met. Else and elif statements are optional and used to provide alternate code paths when the initial if condition is not met.
It is not mandatory for every if statement to be followed by either an else or an elif statement. These statements are optional and used for providing alternative code paths.

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why do you need the check the endpoints of optimization problems?

Answers

In optimization problems, the objective is to find the maximum or minimum value of a function.

However, this value may not always occur at the points where the derivative of the function is equal to zero (i.e., critical points). It is important to also check the endpoints of the domain of the function because these points may represent the maximum or minimum value.

For example, if the domain of the function is limited by physical constraints (e.g., a fence around a garden), the endpoints of the domain may represent the boundary of the feasible region, and thus the maximum or minimum value of the function may occur at these points.

Therefore, it is essential to check the endpoints along with the critical points to ensure that the true optimal solution is obtained.

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network idpss cannot detect all incidents, especially those attacks that are not network-based. True or false

Answers

It is true that network Intrusion Detection and Prevention Systems (IDPS) cannot detect all incidents, especially those attacks that are not network-based. Network Intrusion Detection and Prevention Systems (IDPS) cannot detect all incidents, particularly those attacks that are not network-based.

IDPS systems are designed to monitor and analyze network traffic for suspicious activities and potential security breaches. They employ various techniques such as signature-based detection, anomaly detection, and behavioral analysis to identify and prevent network-based attacks. However, IDPS systems primarily focus on monitoring network traffic and may not have visibility into attacks or incidents that occur outside the network perimeter. Attacks that are carried out through physical access, social engineering, or other non-network vectors may not be detected by network IDPS.

To mitigate this limitation, organizations employ a multi-layered security approach that includes not only network IDPS but also other security measures such as host-based intrusion detection systems, endpoint protection, physical security controls, user awareness training, and comprehensive security policies. Therefore, while network IDPS systems play a crucial role in network security, it is important to recognize that they have limitations in detecting incidents beyond the network scope.

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(T/F) a process that is waiting for access to a critical section does not consume processor time.

Answers

Answer:

false

Explanation:

True, a process that is waiting for access to a critical section does not consume processor time. A critical section is a segment of code that must be executed atomically, meaning that it cannot be interrupted by other processes or threads. To ensure mutual exclusion and prevent race conditions, processes must acquire a lock before entering the critical section and release the lock when they exit it.

When a process attempts to enter a critical section and finds that the lock is held by another process, it will be put into a waiting state until the lock is released. During this time, the process is not executing any code and is not using any processor time. This is done to avoid any conflicts or issues that might arise if multiple processes tried to access the same critical section at the same time.

In summary, a process that is waiting for access to a critical section is not using processor time and is in a waiting state until it acquires the lock.

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which of the following access control processes confirms the identity of the entity seeking access to a logical or physical area? a.Authorisation b.Accountability c.Identification d. Authentication

Answers

The access control process that confirms the identity of the entity seeking access to a logical or physical area is authentication.

Authentication is the process of verifying the identity of a user or device. This is done by requesting the user to provide a unique identifier such as a username and password, biometric information, or a smart card. Once the user's identity is authenticated, they are granted access to the requested area. This process is important in ensuring that only authorized individuals or devices are allowed access to sensitive information or areas, thereby enhancing the security of the system.

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Select the correct answer.
What model defines data structures and expands software architecture and components?
OA.
architectural design model
OB.
data design model
O c.
interface design model
D.
component-level design model
Reset
Next

Answers

Answer: data design model

Explanation:

What is this please help me ?

Answers

A OR C is the answer

Answer:

C or A.. should be the answer

A mobile device communication session using SSL fails, and data is available for viewing by an attacker. Which OWASP Top 10 Mobile Vulnerability category has been made available for exploit?
A. M3 - Insecure communication
B. M4 - Insufficient authentication
C. M5 - Insufficient cryptography
D. M10 - Extraneous Functionality

Answers

The OWASP Top 10 Mobile Vulnerability category that has been made available for exploitation in the given scenario is M3 - Insecure communication.

The OWASP Top 10 Mobile Vulnerabilities is a list of the most critical security risks that mobile applications and devices may encounter. In the given scenario, where a mobile device communication session using SSL (Secure Sockets Layer) fails and data becomes accessible to an attacker, it indicates an insecure communication vulnerability.

Insecure communication (M3) refers to vulnerabilities that arise from the improper implementation or configuration of secure communication protocols and encryption mechanisms. SSL is a cryptographic protocol used to secure communication between a client and a server, ensuring data confidentiality and integrity. However, if the SSL implementation is flawed, misconfigured, or outdated, it can result in a security breach, allowing an attacker to intercept and view sensitive data transmitted during the communication session.

In the given scenario, the failure of the SSL communication session indicates that the encryption and security measures have not been correctly implemented or configured, enabling an attacker to exploit the vulnerability and gain access to the transmitted data. It emphasizes the importance of implementing secure communication protocols effectively to protect sensitive information on mobile devices.

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A router wishes to send an IP packet to a host on its subnet. It knows the host’s IP address. a) What else must it know?
b) Why must it know it?
c) What message will it broadcast?
d) Which device will respond to this broadcast message?
e).Does a router have to go through the ARP process each time it needs to send a packet to a destination host or to a next-hop router? Explain.
f) Is ARP used to find the destination DLL destination addresses of destination hosts, routers, or both?
g) At what layer does the ARP protocol operate?
h) Why must client PCs use ARP to transmit packets? The answer is not in the text.

Answers

a) The router must also know the host's MAC address. e) Yes, the router must go through the ARP process each time. g) ARP protocol operates at the data link layer. h) Client PCs must use ARP to associate the IP address with the MAC address for communication at the data link layer.

To successfully send an IP packet to a host on its subnet, a router must know the host's MAC address as well as its own MAC address.

This is because routers use MAC addresses to deliver packets at the Data Link Layer, which is the layer that deals with communication between devices on the same network segment.

Yes, a router has to go through the ARP process each time it needs to send a packet to a destination host or a next-hop router.

This is because ARP is responsible for mapping IP addresses to MAC addresses, and since MAC addresses are used for communication within a network segment, the router must know the MAC address of the destination host or next-hop router to deliver the packet.

The ARP protocol operates at the Data Link Layer, also known as Layer 2.

This layer deals with communication between devices on the same network segment, and the ARP protocol plays a crucial role in facilitating this communication by mapping IP addresses to MAC addresses.

Client PCs must use ARP to transmit packets because ARP is responsible for mapping IP addresses to MAC addresses, which are used for communication at the Data Link Layer.

Without this mapping, the packets would not be able to reach their intended destination on the network segment, resulting in failed communication.

Therefore, ARP is essential for successful communication between devices on the same network segment.

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Help me, I'll mark brainiest

Answers

Answer:

i believe the answers that you are looking for are c and c

Explanation:

again im not 100% sure that is right but i hope they are!

modular theory posits various _____ systems (such as that for language acquisition) seem to have evolved for specific functions.

Answers

Modular theory posits various cognitive systems (such as that for language acquisition) seem to have evolved for specific functions.

According to modular theory, the human mind consists of specialized cognitive modules or systems that are dedicated to processing specific types of information or performing specific functions. These modules are thought to have evolved through natural selection to address specific adaptive challenges faced by our ancestors.

In the context of language acquisition, the modular theory suggests that there is a specialized cognitive module specifically dedicated to language processing and acquisition. This language module is believed to have unique characteristics and operates independently from other cognitive systems.

The modular approach argues that these specialized modules have evolved to efficiently process specific types of information, allowing for specialized functions without interference from other cognitive processes. This specialization is thought to enhance cognitive efficiency and effectiveness in performing specific tasks.

Overall, modular theory suggests that various cognitive systems, including language acquisition, have evolved for specific functions and operate as dedicated modules within the human mind.

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Which of the following is an example of a prediction:

Answers

Answer:

You need to include the examples so we can answer :)

Explanation:

T/F. you must specify a return data type in the procedure declaration to define the type of variable that is being returned to the calling procedure by the function procedure.

Answers

The statement is true. When declaring a function procedure in programming, it is necessary to specify the data type of the variable that will be returned to the calling procedure.

This is done in the procedure declaration, where the programmer defines the function name, any parameters that need to be passed into the function, and the data type of the return value. By specifying the return data type, the programmer is defining the type of variable that will be returned to the calling procedure when the function is executed. This is important because it allows the calling procedure to properly handle and utilize the returned value. Without specifying the return data type, the function may not behave as intended or may not work at all.

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How do “right to work” states impact workers? (Select all that apply.) They have strengthened unions. They have given unionized workers more protections. They have made it possible to fire workers for any reason or no reason, so long as they are not fired for federally prohibited reasons. They have increased dues-paying union membership by as much as two-thirds. They have banned union-security agreements.

Answers

Answer:

"Right-to-work" states impact workers through;

They have banned union-security agreements

Explanation:

"Right-to-work-laws" are state laws that ban union security agreements that allows the trade or labor union to demand employees of an establishment to join the trade or labor union including the obligation of the employer to collect union dues on the union's behalf to reduce the effect of the free-rider problem as the benefit of union negotiation benefits non-union members who are also employees

The "right-to-work laws" prohibits agreements between employers of labor and employees which are members of the unions from stipulating the requirement that the cost of union representation is to be payed for by the workers

To delete records in a table, use the DELETE and WHERE keywords with the mysql_query() function. (True or False)

Answers

True. To delete records in a table, you need to use the DELETE and WHERE keywords with the mysql_query() function.

The DELETE keyword is used to delete records from a table while the WHERE keyword specifies the condition that must be met for the records to be deleted. The mysql_query() function is a PHP function that executes the SQL query that is passed to it.

For example, if you want to delete all the records from a table where the age is less than 18, you can use the following code:

```
$sql = "DELETE FROM tablename WHERE age < 18";
mysql_query($sql);
```

This code will delete all the records from the table "tablename" where the age is less than 18. It is important to note that the WHERE clause is optional, and if you don't specify it, all the records from the table will be deleted.

In conclusion, to delete records from a table, you need to use the DELETE and WHERE keywords with the mysql_query() function. The WHERE clause specifies the condition that must be met for the records to be deleted, and the mysql_query() function executes the SQL query.

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what are the two types of commennts of java​

Answers

Answer:

Do you mean components??

Explanation:

If yes then then,

The components are

1. The java Virtual machine.

2.The java application programming interface

what can accommodate most file formats? btw there are no answer choices

Answers

Answer:.doc and .docx - Microsoft Word file.

.odt - OpenOffice Writer document file.

.pdf - PDF file.

.rtf - Rich Text Format.

.tex - A LaTeX document file.

.txt - Plain text file.

.wpd - WordPerfect documen

Explanation:

To keep your computer working efficiently, it is a good idea to _____ unnecessary files. delete defragment save archive

Answers

Hey the answer to this is delete or remove. because it is a good idea to remove old files that your not using.

Hope this helps

-scav

what have very strong chemical bonds and cannot be reshaped when heated.​

Answers

Answer:

Thermosets

Explanation:

sql query list the details of all the supervisors of the library hired in past two months

Answers

To list the details of all the supervisors hired in the past two months in a library, you can use the following SQL query:

SELECT *

FROM supervisors

WHERE hire_date >= DATE_SUB(CURRENT_DATE, INTERVAL 2 MONTH);

This assumes that you have a table named "supervisors" in your database, which contains the supervisor details, including the "hire_date" column indicating the date of hiring.

The query uses the DATE_SUB function to subtract 2 months from the current date (CURRENT_DATE). It selects all rows from the "supervisors" table where the "hire_date" is greater than or equal to the calculated date.

Make sure to replace "supervisors" with the actual name of your table and adjust the column names accordingly based on your database schema.

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Convert 1100 1001 to a decimal number.
Need help

Answers

Answer:

-28 and 1001 1010 = -26. Got to love. binary

List 10 examples of computer ethics
(please give even 1 if you can, I need it urgently) ​

Answers

Answer:

It could be the quality of computer you have?

Explanation:

write an assembly program that converts all characters of a string to upper case.

Answers

Write an assembly program that converts all characters of a string to uppercase.

Here's a step-by-step explanation:
1. Start by initializing the data segment (DS) register with the data segment address, where the string is stored.
2. Load the starting address of the string into the source index (SI) register.
3. Fetch the character at the current SI address.
4. Check if the character is a lowercase letter (ASCII range: 'a' (97) to 'z' (122)). If it is not a lowercase letter, skip to step 7.
5. If the character is a lowercase letter, convert it to uppercase by subtracting 32 from its ASCII value (since the difference between 'A' and 'a' is 32 in ASCII).
6. Store the updated character back at the same memory location.
7. Increment the SI register to move to the next character in the string.
8. Repeat steps 3 to 7 for all characters in the string.
9. End the program.

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Other Questions
using the instruction set above if a memory location in the textbook computer has the hexadecimal value 100f what does it mean in a program? Derive a finite difference approximation formula for the second derivative f" x(i) of a function f( xi) at point xi using four points xi-2, xi-1, xi, xi+1 that are not equally spaced. The point spacing is such that xi-1 - xi-2 =h1, xi - xi-1 =h2, and xi+1 - xi = h3. (0)When clicking on a collider within the clock-face, the time is updated using the following steps:Group of answer choicesThe StartTime method is called, and the system clock Euler angle relative to the clockface, is passed onto the Y transform of the hour hand of the clock.Nothing happens. This feature cannot be added.The UpdateTime method is called, and the local Euler angle is passed onto the Y transform of the hour hand of the clock.The UpdateTime method is called, and the local Euler angle is passed onto the X transform of the hour hand of the clock. Chin correctly translated the following phrase into an algebraic expression. ""one-fifth less than the product of seven and a number"" Which expression represents Chins phrase? 7 n one-fifth StartFraction 7 n minus 1 Over 5 EndFraction StartFraction 7 n 1 Over 5 EndFraction 7 n minus one-fifth. which configuration file should you edit to enable pluggable authentication modules (pam) to check for a file named /etc/nologin? After a function's last statement is executed, the program returns to the next line after the___a. function call b. function definition c. import statement d. start of the program be sure to answer all parts. using data from the appendix, calculate s o rxn and ssurr for each of the reactions and determine if each is spontaneous at 25c. (a) 2 kclo4(s) 2 kclo3(s) o2(g) How Environmental Factor influence domestic and international tourism tourism in south Africa as a tourist destination Eastevan Company calculated its return on investment as 10 percent. Sales are now $500,000, and the amount of total operating assets is $520,000 Required a. If expenses are reduced by $53,300 and sales remain unchanged, what return on investment will result? (Round your answer to 2 decimal places.(i.e., .2345 should be entered as 23.45).) b. If both sales and expenses cannot be changed, what change in the amount of operating assets is required to achieve the same result? (Do not round intermediate calculations. Round your answer to the nearest whole dollar amount.) a. Return on investment %b. Operating assets must by T/F:Mike is a bartender. Every day he pockets $20 or so by not ringing up some sales when paid in cash. Mike, because he is stealing from his employer while on the job, is guilty of embezzlement. In a long series of coffee orders, it is determined that 70% of coffee drinkers use cream, 55% use sugar, and 35% use both.A Venn Diagram. One circle is labeled C and the other is labeled S.Suppose we randomly select a coffee drinker. Let C be the event that the person uses cream and S be the event that the person uses sugar. How would you fill in the Venn diagram?First, write in the region where the circles overlap.Then, to find the probability that a person uses cream but not sugar, and to find the probability that a person uses sugar but not cream.Subtract all three of these probabilities from 1 to find the probability that a person uses neither cream nor sugar, which equals . (Table: Calculating GDP) According to the information presented in Table: Calculating GDP, what is GDP? Rent $4,800 $15,800 Consumption spending Social Security benefit $12,200 Investment spending $4,200 Wages and salaries $13,000 Exports $1,600 Interest $3,800 Government purchases of goods and services $5,200 Profits $2,800 Imports $2,400 Purchase of stocks $12,600 Unemployment compensation $7.900 Payroll taxes $5,930 Sales taxes $1,600. multiple choice a) $89,330 b)$95,830 c)$24.400 d)$30.600 n response to hypoxia, k channels are opened. a. false b. true Choose the best answer.A gift box is in the shape of a pentagonalprism. How many faces, edges, andvertices does the box have?A 6 faces, 10 edges, 6 verticesB 7 faces, 12 edges, 10 verticesC 7 faces, 15 edges, 10 verticesD.8 faces, 18 edges, 12 vertices an organ pipe is 80.0 cm long and is open at one end and closed at the other. the frequency of the third mode is 200 hz higher than the frequency of the second mode. what is the speed of sound? A and B are two cylinders that are mathematically similar.The area of the cross-sectionof cylinder A is 18 cm.Work out the volume of cylinder B.Optional working+18 cmAAnsw cm5 cmB10 cm what are the five phases of general anesthesia in the correct sequence? It takes 2/3h to pick all the apples on one tree atSpringwater Farms. There are 24 trees. How long will it take to pick all the apples?Show your work The sum of two integers is 11 and their difference is 19. What are the two numbers Hypothesis: Prey Attraction Hypothesis: The sparklemuffin performs these dances in order to lure prey within range of capture.1. What is the level of analysis of this hypothesis (PD, PC, UH, UF)?2. What is one alternative hypothesis to this hypothesis (include an informative 1-3 word name for your alternative as well as a more detailed statement of the hypothesis)?