A Stack interface is defined and has an isEmpty() abstract method. What should this method return?
a. an int representing the number of items in the stack
b. a double representing the average of the values of the items in the stack
c. a String representing the contents of the items in the stack.
d. a boolean value representing whether the stack is empty or not.the item that is at the top of the stack
Answers
When implementing a stack interface with an isEmpty() abstract method, this method should return "a boolean value representing whether the stack is empty or not". Option d is answer.
A stack is a data structure in computer science that is used to store a collection of items in which the insertion and deletion of items is done at one end, known as the top of the stack. The following are the fundamental operations that can be performed on a stack:
Push (insertion of an item)Pop (deletion of an item)Peek (the item at the top of the stack)isEmpty (checks if the stack is empty)An interface is a collection of abstract methods, which means that the methods defined in the interface have no body. Interfaces are used to enforce the behaviour of the methods used by different classes that implement the interface. In Java, an interface is defined using the keyword "interface." When a class implements an interface, it must define the methods that the interface requires.
Based on the explanation given above, the method isEmpty() that is defined in the Stack interface should return a boolean value representing whether the stack is empty or not. So, option d is answer.
You can learn more about stack at
https://brainly.com/question/13152669
#SPJ11
Related Questions
Which file format produces smaller files by eliminating some information from the file?.
Answers
Answer:
JPEG
Explanation:
i dont have one but thats the answer:)
Choose the proper term to describe each of the following examples.
senate.gov:____
23.67.220.123:_____
SMTP acc name
Domain name
IP address
Answers
Answer:
senate.gov: Domain Name
23.67.220.123: IP Address
Explanation:
We need to choose the proper term to describe:
a) senate.gov
It is called Domain Name
The domain name is a component of a URL (uniform resource locator ) used to access web sites
b) 23.67.220.123
It is called IP address.
IP address is defined as unique string of characters that is used to uniquely identify each computer in the network.
What did Gilbert Graytail tell Ben in exchange for a ballpoint pen?
in the book dragon rider
Answers
Answer:
He tells Ben that the dragons there live in a valley surrounded by a ring of mountains, and that the valley is full of treasures and wonders beyond imagining.
Explanation:
He tells Ben that the dragons there live in a valley surrounded by a ring of mountains, and that the valley is full of treasures and wonders beyond imagining.
To insert a row, right-click the row below where you want to insert a row and then click on ____ the shortcut menu. A. Columns B. Insert C.Rows D.Cells
Answers
Answer:
I think it's insert. (It's the only one that actually makes sense).
Explanation:
Hope that helps. x
what is reddits nickname
Answers
Answer:
the front page of the internet
Explanation:
Answer:
I don't know
Explanation:
I just don't know
in access, dates are enclosed in number signs and are entered using the format ____.
Answers
In access, dates are enclosed in number signs and are entered using the format MM/DD/YYYY. The correct option is c.
What is date formatting?Date Format refers to the field configuration or related processing that produces the date information (including the specification of the form and structure of the date data within that Date Format).
Although it is not frequently used, the international format yyyy-mm-dd or yyyymmdd is also acceptable. In addition, the handwritten formats of d. "month name" yyyy and d/m-yy or d/m yyyy are permitted.)
Therefore, the correct option is c. MM/DD/YYYY.
To learn more about formatting, refer to the link:
https://brainly.com/question/15127903
#SPJ1
The question is incomplete. Your most probably complete question is given below:
a. DD/MON/YYYY
b. YYYY/MON/DD
c. MM/DD/YYYY
d. DD/MM/YY.
in most cases, letters of recommendation are required for admission to
Answers
When trying to upload assignment on canvas wont let me click choose file.
Answers
Select four antivirus products, one of which is a free product, and compare their features. Create a table that lists the features. How do they compare with the av software you currently use? which would you recommend to others? why? create a report on your research
Answers
To compare four antivirus products and create a table listing their features, you will need to research the features of each product. Here is a step-by-step guide to completing this task Research the first antivirus product and note its features. For example, you might find that it offers real-time scanning, a firewall, and regular automatic updates.
Repeat step 1 for the second, third, and fourth antivirus products, noting their respective features. Create a table with four columns representing the four antivirus products and multiple rows for each feature. The table should look something like this: Fill in the table with the features you found for each antivirus product. Analyze the features of each product and compare them. Look for similarities and differences. For example, you might find that all four products offer real-time scanning, but only one offers a firewall. Reflect on the antivirus software you currently use and compare its features with those of the four products you researched. Consider if any of the researched products offer additional features that your current software lacks.
Based on your analysis, consider which antivirus product you would recommend to others. Think about the features that are important to you and others, as well as any additional factors like cost, user-friendliness, and customer support.
Write a report summarizing your research. Include the table comparing the features of the four antivirus products, discuss how they compare with your current software, and provide your recommendation to others. Explain the reasoning behind your recommendation, considering the features and other factors that you found important.
To know more about automatic updates visit;
https://brainly.com/question/29660279
#SPJ11
What defines employability
Answers
A major hospital uses an agile approach to manage surgery schedules. a large board set up in a common office allows staff to quickly identify which procedures are scheduled, the times they are scheduled, and who is involved. which method is described in this scenario?
Answers
In this scenario, the Agile approach (method) that is being used and described is referred to as Kanban.
What is SDLC?SDLC is an abbreviation for software development life cycle and it can be defined as a strategic methodology that defines the key steps, phases, or stages for the design, development and implementation of high quality software programs.
What is Agile software development?In Agile software development, the software development team are more focused on producing efficiently and effectively working software programs with less effort on documentation.
In this scenario, we can infer and logically deduce that the Agile approach (method) that is being used and described is referred to as Kanban because it necessitates and facilitates real-time capacity communication among staffs, as well as complete work openness.
Read more on software development here: brainly.com/question/26324021
#SPJ1
Complete Question:
A major hospital uses an Agile approach to manage surgery schedules. A large board set up in a common office allows staff to quickly identify which procedures are scheduled, the times they are scheduled, and who is involved. Which method is described in this scenario?
A. Journey
B. Mapping
C. Waterfall
D. Kanban
E. Sprint
F. I don't know this ye
You would like to find the average of cells C2, C3, and C4. What should the formula look like? = C2+C3+C4*3 =C2+C3+C4/3 =(C2+C3+C4)/3 +C2+C3+C4/3
Answers
Answer:
c3 and c4 and c2 are different and same
Explanation:
average cells are ptoboxide
Answer:
C2+C3+C4/3
Explanation:
The average of multiple cells/values/numbers could be calculated by just adding all values divided by the number of values added in the numerator.
Joel needs to write a research paper. What is the best application to use?
Answers
Answer: Britannica High School
Explanation:
https://school-eb-com.content.elibrarymn.org/levels/high
Answer:
g
o
o
g
l
e
s
h
e
e
t
s
Explanation:
As a Manager, you will find it difficult to operate on daily basis without a computer in your office and even at home. Evalauate this statement
Answers
As a manager, operating on a daily basis without a computer in both the office and at home would indeed pose significant challenges. Computers have become an essential tool in modern management practices, enabling efficient communication, data analysis, decision-making, and productivity enhancement.
In the office, a computer allows managers to access critical information, collaborate with team members, and utilize various software applications for tasks such as project management, financial analysis, and report generation. It provides a centralized platform for managing emails, scheduling meetings, and accessing company systems and databases.
Outside the office, a computer at home provides flexibility and convenience for remote work and staying connected. It enables managers to respond to urgent emails, review documents, and engage in virtual meetings. It also allows them to stay informed about industry trends, access online resources for professional development, and maintain a work-life balance through effective time management.
Without a computer, managers would face limitations in accessing and analyzing data, communicating efficiently, coordinating tasks, and making informed decisions. Their productivity and effectiveness may be compromised, and they may struggle to keep up with the demands of a fast-paced, technology-driven business environment.
In conclusion, a computer is an indispensable tool for managers, facilitating their daily operations, communication, and decision-making. Its absence would significantly impede their ability to perform their responsibilities effectively both in the office and at home.
To learn more about Computers, visit:
https://brainly.com/question/32329557
#SPJ11
Powerful IT security systems are needed to defend against what appears to be authorized access to a network or application. Select one: True False
Answers
Answer:false
Explanation: why would you need a powerful it security system, if they already have authorized access?
Where is information stored in the computer?
Answers
Answer:
files
Explanation:
data is stored in files
Which software is microsoft’s anti-malware product that is preinstalled on most new computers?.
Answers
Microsoft Defender Antivirus is free and is included in Windows, always on and always working to protect your PC against malware.
More About Microsoft Defender :
Microsoft Defender is a Microsoft Windows anti-malware component. It was initially released as a free anti-spyware programme for Windows XP and was included with Windows Vista and Windows 7. It has evolved into a full-fledged antivirus programme, taking the place of Microsoft Security Essentials in Windows 8 and later versions.
Windows Defender only protected users against spyware prior to Windows 8. It contains a number of real-time security agents that monitor several common areas of Windows for changes that could be caused by spyware. It can also uninstall installed ActiveX software.
Windows Defender included built-in support for Microsoft SpyNet, which allows users to report spyware to Microsoft as well as what applications and device drivers they allow to be installed on their systems. Virus protection was later added to Windows 8, which is similar to Microsoft Security Essentials (MSE). It also employs MSE's anti-malware engine and virus definitions.
Windows Defender settings in Windows 10 are managed through the Windows Defender Security Center. The Windows 10 Anniversary Update includes a new logo and a pop-up notification that announces the results of a scan, even if no viruses are found.
To learn more about Microsoft Defender refer :
https://brainly.com/question/17209742
#SPJ4
1. The BasicSet2 class implements the Set ADT by wrapping an object of the LinkedCollection class and:
A. "forwarding" all method calls to it.
B. making its variables private.
C. disallowing null elements.
D. "forwarding" all method calls except certain calls to the add method.
E. None of these is correct.
2. The equals method of the Object class returns true only if the two objects being compared:
A. have identical attributes.
B. are the same object.
C. are aliases of each other.
D. are == to each other.
E. All of these are correct.
Answers
1. "forwarding" all method calls to it.
2. If they are the same, the objects are identical.
The BasicSet2 class implements the Set ADT by wrapping an object of the LinkedCollection class and "forwarding" all method calls to it. Forwarding is the process by which one method invokes another method to do some or all of its job.
2. The equals method of the Object class returns true only if the two objects being compared are the same object.
The equals method of the Object class returns true only if the two objects being compared are the same object. The equals() method is used to verify that two objects are equal. It compares the object's hashcode to the parameter passed. If they are the same, the objects are identical.
Learn more about objects at: https://brainly.com/question/30026125
#SPJ11
Can a WiFi router see if your device is active if the cell radio is disconnected but the WiFi is on? (Which can be done using an APK or ADB command.)
Answers
Answer:
I don't think so... it shouldnt be able to... considering the cell radio is off
Tony, the team photographer, will be accompanying his college football team to their next away game. He will be shooting photos of his team in action on the field. Which equipment would be ideal for Tony to use for his work? A. suction mount B. shoulder mount C. pistol grip D. mini tripod E. crane
Answers
Answer:
I think shoulder mount
Explanation: because you’ll generally use a shoulder mount for video shooting or when you use heavy telephoto lenses.
The process of _____ determines what volume a system can handle by comparing its performance to standards in the industry.
Answers
Answer:
benchmarking
Explanation:
What tcp/ip layer is also known as the process layer because this is where the protocol stack interfaces with processes on a host machine?
Answers
The protocol stack interacts with host machine processes at the network layer, which is also referred to as the process layer.
What is meant by internet layer?The IP layer, commonly referred to as the network layer, receives and sends packets for the network. The potent Internet Protocol (IP), the Address Resolution Protocol (ARP), and the Internet Control Message Protocol are all part of this layer (ICMP).
Due to the fact that this is where the protocol stack interacts with host machine programs or processes, the TCP/IP Application layer is often referred to as the Process layer.
Network packets are transported over network boundaries, if necessary, to the target host indicated by an IP address, using a set of internetworking techniques, protocols, and specifications collectively known as the internet layer.
The network layer, commonly referred to as the internet layer, receives and sends packets for the network. It consists of the reliable ARP (Address Resolution Protocol), ICMP (Internet Control Message Protocol), and IP (Internet protocol) protocols.
To learn more about network layer, refer to:
https://brainly.com/question/20162870
#SPJ4
Two strings are anagrams if they are permutations of each other. For example, "aaagmnrs" is an anagram of "anagrams". Given an array of strings, remove each string that is an anagram of an earlier string, then return the remaining array in sorted order. For example, given the strings s = ['code', 'doce', 'ecod', 'framer', 'frame'], the strings 'doce' and 'ecod' are both anagrams of 'code' so they are removed from the list. The words 'frame' and 'framer' are not anagrams due to the extra 'r' in 'framer', so they remain. The final list of strings in alphabetical order is ['code', 'frame', 'framer'].
Answers
Answer:
Here is the Python program:
def removeAnagram(array): #method to remove string from array of strings that is anagram of earlier string
s = set() #creates a set
output = [] #creates an output list
for string in array: # iterates through each string in array of strings
if ''.join(sorted(string)) not in s: #if sorted string of array is not in s
output.append(string) #append that string to output list
s.add(''.join(sorted(string))) #add that sorted string to s set
return sorted(output) #returns output list
array = ['code', 'doce', 'ecod', 'framer', 'frame'] #creates a list of words
print(removeAnagram(array)) #calls method to remove each string that is an anagram of earlier string
Explanation:
I will explain the program with an example:
Suppose array = ['code', 'doce', 'ecod', 'framer', 'frame']
Now the for loop works as follows:
At first iteration:
first string of array is 'code'
if ''.join(sorted(string)) not in s: this is an if statement which has two method i.e. join() and sorted(). First each letter of the string i.e. 'code' is sorted in alphabetical order then these separated characters are joined together into a word with join() method. So
sorted(string) becomes:
['c', 'd', 'e', 'o'] and ''.join(sorted(string)) becomes:
cdeo
Now if ''.join(sorted(string)) not in s condition checks if cdeo is not in s set. This is true so the statement:
output.append(string) executes which appends the string to output list. So now output has:
['code'] Next s.add(''.join(sorted(string))) statement adds the sorted and joined string of array to s set. So the set has:
{'cdeo'}
So at each iteration each word from the array is sorted and joined and then checked if output array contains that word or not. If not then it is added to the output array otherwise not. For example at 2nd iteration the word 'doce' which is anagram of code and it is checked when it is sorted and joined and it becomes cdeo which is already in output array. So this is how the anagram is removed from the array. At the end the output array which returns the remaining array in sorted order is returned by this method. The screenshot of the program along with its output is attached.
The program is an illustration of loops.
Loops are used to perform repetitive and iterative operations.
The program in Python, where comments are used to explain each line is as follows:
#This initializes the list of words
myList = ['code', 'doce', 'ecod', 'framer', 'farmer']
#This creates a set
mySet = set()
#This creates a new list for output
newList = []
#This iterates through the list
for elem in myList:
#This checks if a sorted list element is not in the set
if ''.join(sorted(elem)) not in mySet:
#if yes, the list element is appended to the new list
newList.append(elem)
#And then added to the set
newList.add(''.join(sorted(elem)))
#This prints the anagram
print(sorted(output))
Read more about similar programs at:
https://brainly.com/question/19564485
The amount of time that passes between when a device is asked to perform and when it completes the task is known as
Answers
The amount of time that passes between when a device is asked to perform and when it completes the task is known as. latency.
What is latency?In terms of Network, the term latency is known to be called lag. It is known to be the method or an act that is often used to describe the kinds of delays in any form of communication over a network.
The term connote the vase number of time it takes for a packet of data to be gotten, moved, processed via multiple devices and also when it is received at its destination and when it is decoded.
Learn more about latency from
https://brainly.com/question/4123860
Alisa Miller claims that today's college graduates:
Answers
Answer: know less about the world then there counterparts
Explanation:
Answer:
know less about the world then there counterparts
Explanation:
The component that does all the major processing inside the computer.
Answers
Answer:
CPU
Explanation:
Explain the four misconceptions about entrepreneurship.
Answers
Answer:
that is the answer
Explanation:
ok its about succes you business
what are the minimum number of address bits necessary in a byte addressable memory system containing only 4 kib of memory?
Answers
12 address bits are required for a byte addressable memory system containing 4 kib of memory.
How to calculate the minimum number of address bits required?
To determine the minimum number of address bits required for a byte addressable memory system containing 4 kib (kilobinary bytes) of memory, we need to know the number of bytes in the memory system.
1 kib (kilobinary byte) = 2^10 bytes
4 kib = 4 x 2^10 = 4096 bytes
In a byte addressable memory system, each byte is uniquely identified by an address. The number of unique addresses that can be represented by n bits is 2^n.
Therefore, the minimum number of address bits required to uniquely identify all bytes in a 4 kib memory system is:
log2(4096) = 12
So, 12 address bits are required for a byte addressable memory system containing 4 kib of memory.
To learn more about memory, visit: https://brainly.com/question/6778230
#SPJ4
Text messaging is a form of messaging frequently used by mobile phone users. If the messages also include photos, audio, or video, ____ is used instead.
Answers
MMS, or Multimedia Messaging Service, as opposed to SMS.
When running a spelling and grammar check, which of these options in the "Not in Dictionary"/Suggestion area does Nora need to select when she wants to fix an error?
Answers
When running a spelling and grammar check, the options in the "Not in Dictionary"/Suggestion area that Nora needs to select when she wants to fix an error are: Suggestion. Read on to find more about it. The spelling and grammar check tool is an incredibly useful tool for checking written works for grammatical and spelling mistakes.
After running a spelling and grammar check, Word will highlight errors in your text and provide suggestions for correcting them.The “Not in Dictionary” section is the part of the spelling and grammar check tool that provides you with options for correcting misspelled words. There are two choices to choose from when you see a word that is not recognized by the spell checker: Add or Suggestion.
To add the word to the dictionary, select “Add to Dictionary.” If the spelling of the word is incorrect, select “Suggestion.”If you choose the suggestion option, Microsoft Word will display a menu with possible corrections for the spelling mistake in question. If you select the correct alternative from the drop-down menu, the tool will substitute the incorrect spelling with the corrected spelling.
This will help to improve the quality of your writing. Note that it's important to always proofread your work after using the spelling and grammar check tool to ensure that your writing is error-free.A word of caution:
To know more about checking visit:
https://brainly.com/question/2734173
#SPJ11