Computer networks that use packet switching are less efficient than telephone networks that use circuit switching is a false statement.
Is packet switching more better than circuit switching?Packet switching is known to be easy to use and they are known to be very much affordable when compared to circuit switching.
Note that in packet switching, it is more efficient in regards to bandwidth because it do not need to deal with a little number of connections that cannot be using all that bandwidth.
Hence, Computer networks that use packet switching are less efficient than telephone networks that use circuit switching is a false statement.
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For a direct mapped cache design with a 32-bit address, the following bits of the address are used to access the cache. assume a write through cache policy.
tag index offset
31-10 9-5 4-0
1. what is the cache block size (in words)?
2. 151 how many entries does the cache have?
3. 151 cod $5.3> what is the ratio between total bits required for such a cache implementation over the data storage bits?
address
starting from power on, the following byte-addressed cache references are recorded.
0 4 1 132 232 160 3024 30 140 3100 180 2180
4. [10 how many blocks are replaced?
5. what is the hit ratio?
6. list the final state of the cache, with each valid entry represented as a record of sindex, tag, data>
From the information given, the cache block size is 32. See explanation below.
How do we arrive at the cache block size?Where the offset is 5 bits, the block size is given as:
2⁵ = 32.
Hence, the total number of blocks in the cache is 32.
How many entries does the cache have?Note that
Total cache size = No. of entries (No. of tag bits + data bits + valid bit)
Hence,
= 32 x (22+ 256 +1)
= 8, 928 bits
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You are reviewing a PR package for a grounds maintenance requirement. While reading the performance work statement (PWS), you notice the requesting activity described the work to be completed by establishing the methods and processes, including number of personnel and equipment to be used, the potential contractor must use to perform the work. What conclusion can you draw from the review of this PWS?
The conclusion that could be drawn from the review of this PWS is that Construction of a security fence and guardhouse, $2M, full-and-open competition.
What are PR packages?PR packages is known to be a kind of packages that are said to be made by a carefully selection of a brand's products and it is one that is often sent to what we call the list of influencers or some celebrities,
Note that this is often done with the hopes of them getting and also using the product and then they can also post it on his or her social media page.
Hence, based on the scenario given above, The conclusion that could be drawn from the review of this PWS is that Construction of a security fence and guardhouse, $2M, full-and-open competition.
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Se options below
-Eighty high-end, commercial off-the-shelf computers, $230,000, GSA Supply Schedule
-Construction of a security fence and guardhouse, $2M, full-and-open competition
-Office furniture for 100 individuals plus 2 conference areas, $325,000, to be purchased through UNICOR
-Office supplies for nine months, $250,000, to be purchased through the AbilityOne program.
You need a(n) _____ to play an mp3 audio file on a desktop or laptop computer
You need a stand alone player to play an mp3 audio file on a desktop or laptop computer.
What is a stand alone player?The standalone player is known to be a device that gives room for a person or is one that allows a Blender game to be able to run without one trying to load the Blender system.
Note that in the above, You need a stand alone player to play an mp3 audio file on a desktop or laptop computer.
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At startup, Windows Server 2012 Core presents _______.
At startup, Windows Server 2012 Core presents a command window.
What is a Windows Server used for?Windows Server is known to be a kind of a group of operating systems that is made by Microsoft that aids enterprise-level management, data storage, applications, and others.
The Command window is known to be that which gives a person the information, it also gives instructions, and gives room for one to be able to enter commands usually at the Command prompt.
Therefore, note that at startup, Windows Server 2012 Core presents a command window as it is the first thing that will come up.
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Simon would have regarded with impotent fury the disturbance between the North and the South, as it left his descendants stripped of everything but their land, yet the tradition of living on the land remained unbroken until well into the twentieth century, when my father, Atticus Finch, went to Montgomery to read law, and his younger brother went to Boston to study medicine. meaning
The meaning is that when my father, Atticus Finch, was known to have went to Montgomery to study law.
What is the quote about?The quotes is known to be seen from the book that is titled how to kill a mocking bird and it is one that can be seen in chapter 1 and it is one that matches the big question.
When Atticus went to Montgomery to read law, the tradition of "living on the land" was known to have been broken.
Note that the quotation last part is that The meaning is that when my father, Atticus Finch, was known to have went to Montgomery to study law.
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Joe is examining the logs for his web server and discovers that a user sent input to a web application that contained the string WAITFOR. What type of attack was the user likely attempting
Write a short program that asks the user to enter a month & prints a message based on the month
Answer:
The Code:
def month(x):
if (x==1):
print ("January")
if (x==2):
print("February")
if (x==3):
print("March")
if (x==4):
print("April")
if (x==5):
print("May")
if (x==6):
print("June")
if (x==7):
print("July")
if (x==8):
print("August")
if(x==9):
print("September")
if(x==10):
print("October")
if(x==11):
print("November")
if(x==12):
print("December")
if(x<1 or x>12):
print("Wrong Input! Try again")
month = int(input("Enter the month number: "))
month(month)
Explanation:
The above program is written in the PYTHON programming language.
In this program, the user inputs the number of any month, showing the month name in the output. For example,
if user enters 1, month name = JANUARY
if user enters 5, month name = MAY
and if the user enters 13, then output = Wrong Input! try again
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Every time you call a method, the address to which the program should return at the completion of the method is stored in a memory location called the ____.
Answer:
Stack
Explanation:
Every time you call a method, the address to which the program should return at the completion of the method is stored in a memory location called the stack.
Simple statistics looks catalog 3.15 LAB: Simple statistics Given 4 floating-point numbers. Use a string formatting expression with conversion specifiers to output their product and the average as integers (rounded, then as floating point numbers Output each rounded integer using the following print (1.0).tornat (your_value)) Output each floating point value with three digits after the decimal point, which can be achieved as follows print(1.3).format(your value)) Ex If the input is 3.3 10. 5.0 the output is 20722 2071. 7. 125 ACTIVITY 3151 LAB Simple statistics 0/10 main.py 1 2 - Floatinet()) - Floatinus Fotout Flatirot)
Based on the given instructions:
1. you must set the display format for all values: %0.2f
2. use f-string in this format: f"{}" and add your value in {}
3. int: convert float to integer and round: round up the number
The given codenum1 = float(input())
num2 = float(input())
num3 = float(input())
average = (num1+num2+num3) / 3
your_value = num1*num2*num3
print('%0.0f %0.0f %0.2f %0.2f' % (int(average), int(your_value), average, your_value))
# or:
print(f"{int(average)} {int(your_value)} {round(average,2)} {round(your_value,2)}")
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________ is installed in special, read-only memory in devices like printers or communication devices.
A firmware is installed in special, read-only memory in devices like printers or communication devices.
What is firmware and give example?Firmware is known to be a kind of software that makes or produce the basic machine instructions that gives room for the hardware to act and be able to communicate with other kinds of software that is said to be running on a device.
Note that Firmware makes low-level control in for a lot of device's hardware and its example is microcontroller which is said to be an aspect of the microprocessor that informs the microprocessor the right actions to take.
Hence A firmware is installed in special, read-only memory in devices like printers or communication devices is the right answer.
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An attacker compromises a Linux host, installing a web shell as a backdoor. If the attacker gained access to the host through a connection the host established, what type of attack has occurred?
Reverse shell is known to be the type of attack that is said to have occurred in the above case.
What is reverse shell?A reverse shell is said to be “connect-back shell,” and it is one that often takes advantage of the computer weakness of the target to start a shell session and it often access the victim's system.
Hence, Reverse shell is known to be the type of attack that is said to have occurred in the above case.
See options below
A.) Man-in-the-Browser (MitB)
B.) Reverse shell
C.) Rootkit
D.) Session hijacking
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You need to display the placement of three new function keys on a cell phone prototype. What should you use to illustrate the data
In the case above, one will need an illustration should be use to illustrate the data.
What is considered an illustration?An illustration is known to be a kind of a visual depiction that is known to be often made by an artist and its examples are drawing, sketch, painting, photograph and others.
Note that, In the case above, one will need an illustration should be use to illustrate the data.
Read the scenario, and answer the question. You need to display the placement of three new function keys on a cell phone prototype. What should you use to illustrate the data?
An illustration
Maps
An organizational chart
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"necessarily is the mother of computer " justify this statement with respect to the evolution of computer.
Explanation:
Computers in the form of personal desktop computers, laptops and tablets have become such an important part of everyday living that it can be difficult to remember a time when they did not exist. In reality, computers as they are known and used today are still relatively new. Although computers have technically been in use since the abacus approximately 5000 years ago,
If a DBMS enforces a DELETE CASCADE option on the referential integrity constraint between SELLER and REALTOR in the HOMETOWN REALESTATE database, what will be the outcome after a user tries to delete the third record (R3, Cliff) from REALTOR
The outcome will be option b: ) CLIENT will have 6 records, AGENT will have 3 records.
What are client records?Client record is known to be a form of a written composition of information that tells and documents the examination , diagnosis or others of a client.
Based on the above scenario, The outcome will be option b: ) CLIENT will have 6 records, AGENT will have 3 records.
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In this program you will draw some ASCII art using System.out.println(). Write a program that outputs exactly this drawing. ()_____ // O)___ // ) // _____/
This is known as ASCII Art. The program that give the above output is given below.
What is the program that give the above output?The codes that resort to the above output are given below:
public class ASCIIArt{
public static void main(String[] args) {
System.out.println(" /)___");
System.out.println(" / o|___");
System.out.println(" / )");
System.out.println("/ )___/");
}
}
What is ASCII Art?The 95 readable characters from the total of 128 established by the ASCII Standard from 1963 and ASCII compliant character sets with proprietary extra characters make up ASCII art, a visual design style that leverages computers for display (beyond the 128 characters of standard 7-bit ASCII).
The phrase is also figuratively used to describe all forms of text-based visual art. Any text editor may be used to make ASCII graphics, which is frequently used with free-form languages.
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Full Question:
See attached image.
Every time a user enters a different web page url into a browser, the same web page appears. what will help in this situation?atask managerbfirewallcanti-malwareddevice manager
Every time a user enters a different web page url into a browser, the same web page appears. the issue that can help is the use of firewall.
What is firewall and how it works?The term firewall is known to be that which helps protect a person's network from attackers.
Note that A firewall shields one's network because it work in a 24/7 filter window, and this is one that often works by scanning the data that tries to enter your network and hinder anything that may act or looks suspicious from getting through.
Hence, in the case above, Every time a user enters a different web page url into a browser, the same web page appears. the issue that can help is the use of firewall.
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How to display the name and address of customer from cuseast table through descending order using their id in
Answer:
to show the records in descending order used desk keyword
Ginny just enrolled in a C-SNP that uses the post-enrollment verification method. When will the plan send her a termination notification letter if it has not yet been able to verify a qualifying chronic condition
The plan will be sent to her for a termination notification letter at the end of her first month of her enrollment.
What is a notification of termination?A notice of termination is known to be that which is often given to an employee or a person and it states that it is the end of their employment or other contract.
Hence, The plan will be sent to her for a termination notification letter at the end of her first month of her enrollment.
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When you group together related variables, the group is referred to as a(n) ____ of variables
Answer:
Array of variables
Explanation:
This occurs when you group together related variables
Choose the term that matches each definition.
: increasing capacity by adding nodes or units
: increasing capacity by upgrading individual resources to be more powerful
Horizontal Scaling
Vertical Scaling
Horizontal Scaling is the act of increasing capacity by adding nodes or units while increasing capacity by upgrading individual resources to be more powerful is called Vertical Scaling.
What is vertical and horizontal scalability?Horizontal scaling is known to be the act of adding more nodes while vertical scaling is a term that connote the act of adding a lot of power to one's current machines.
Therefore, Horizontal Scaling is the act of increasing capacity by adding nodes or units while increasing capacity by upgrading individual resources to be more powerful is called Vertical Scaling.
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Given a list of syntax errors from a compiler, a programmer should focus attention on which error(s), before recompiling?
Given a list of syntax errors from a compiler, a programmer should focus attention on the first errors before recompiling,
What is first error?This is referred to a type of error which occurs during compilation in a syntax operation.
This error is suaully as a resuklt of incorrect spelling of variable or function name or parenthesis absence and should be corrected alone before recompiling is done thereby making it the most appropriate choice.
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Given five positive integers, find the minimum and maximum values that can be calculated by summing exactly four of the five integers. Then print the respective minimum and maximum values as a single line of two space-separated long integers.
Using the knowledge in computational language in JAVA it is possible to write a code that print the respective minimum and maximum values as a single line
Writting the code in JAVA:import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
public class Solution {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
long sum = 0;
long max = Long.MIN_VALUE;
long min = Long.MAX_VALUE;
for (int i = 0; i < 5; i++){
long n = in.nextLong();
sum += n;
max = Math.max(max, n);
min = Math.min(min, n);
}
System.out.println((sum - max) + " " + (sum - min));
}
}
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Deploying an application across multiple __________________ can help build a robust architecture for an application that needs to have an up-time of at least 99.5
Deploying an application across multiple regions can help build a robust architecture for an application that needs to have an up-time of at least 99.5.
What is multi-region deployment?The Multi-Region Infrastructure Deployment is known to be one that aids customers a lot to be able to easily control updates in regards to infrastructure needed for applications that are said to be deployed in all of primary and secondary Regions.
Hence, Deploying an application across multiple regions can help build a robust architecture for an application that needs to have an up-time of at least 99.5.
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What name is given to people who break into computer systems with the sole purpose to steal or destroy data?
Answer:
those people are called hackers
Explanation:
Answer:
They are called hackers.
Explanation:
hope it helps
What are the nuclear codes?
Answer:
Nuclear codes allow the president to prove the individual is authorized to order the launch.
Explanation:
Hope this helps!
If not, I am sorry.
Which of the following is the keyword that should be listed after the hosts statement in the /etc/nsswitch.conf file so that the system will consult the /etc/hosts file to resolve a name to an IP address
The keyword that should be listed after the hosts statement in the file so that the system will consult the hosts file to resolve a name to an IP address is The files keyword.
What is an IP address?An IP address is known to be a kind of a special address that tells or detect a device that is known to be used on the internet or a local network.
Note that the IP stands for "Internet Protocol," and this is known to be a set or compositions of rules that is said to monitors the format of data sent through the use of the internet or local network
Hence, The files keyword is one that should be listed after the hosts statement in the file so that the system will consult the hosts file to resolve a name to an IP address.
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The security team at an organization looks to protect highly confidential servers. Which method does the team propose when protecting the servers against explosives?
The method that the team propose in protecting the servers against explosives is Physical Security.
What are the Physical Security Considerations?Physical security is known to be a key part as it acts in network security and tends to protect an organization and employees.
Note that An organization's physical components is one that can have vulnerabilities that need to be mitigated by using appropriate physical security measures by:
The use of Building and grounds control Fire risks control, etc.Hence, The method that the team propose in protecting the servers against explosives is Physical Security.
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Which epolicy orchestrator component gathers the events from the managed systems and uploads them to the epo server?
The policy orchestrator component that gathers the events from the managed systems and uploads them to the epo server is mcAfee agent.
Which ePolicy orchestrator component is enforced?The McAfee Agent can be described as the one that is distributed component of McAfee ePolicy Orchestrator (McAfee ePO).
It helps in downloads and enforcement of policies and it executes client-side tasks.
To find find McAfee agent, one can follow these steps:
View McAfee Agent Status MonitorOn the managed system, select McAfee Agent Status Monitor. Save Contents to Desktop to save the contents of the McAfee Agent log to a file.Learn more about mcAfee agent at:
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An operator can be overloaded to define functionality that is drastically different from the original operator.
a. True
b. False
Javascript and java are really just two slightly different names for the same language.
a) True
b) False
Answer:
False
Explanation:
JavaScript is language used along with html documents.
Java is a full-fledged programming language that handles applications.