Create table film with below attributes, respective data types, primary key
create table film(
FID varchar2(4),
The SQL statementsQuestion 2)
-- select columns c.CID, c.CNAME
select c.CID, c.CNAME
from rent r -- from rent table with an alias name r
inner join customer c -- inner join customer to rent with an alias name c
on r.CID = c.CID -- on condition to join both the tables
group by c.CID, c.CNAME -- group by to aggregate per customer
having count(*) = -- having clause to get number of rentals is equal to
(select max(t.numrent) -- select column max(t.numrent) to get most frequent rentals
from -- from the below select query
(select CID, count(*) as numrent -- select column CID, count(*) as numrent
from rent -- from rent table, group by to aggregate per customer
group by CID) t);
Question 3)
-- select all columns using * from customer table
select *
from customer;
Question 4)
-- select all columns using * from film table
select *
from film;
Question 5)
-- select all columns using * from film table
-- using where clause to get TYPE is 'HORROR', 'ACTION'
select *
from film
where TYPE in ('HORROR', 'ACTION');
Question 6)
-- select all columns using * from customer table
-- using where clause to get CITY is 'London'
select *
from customer
where CITY = 'London';
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What is the IP address and TCP port number used by the client computer (source) that is transferring the file to gaia.cs.umass.edu
Answer:
Explanation:
ae
Help pls.
Write python 10 calculations using a variety of operations. Have a real-life purpose for each calculation.
First, use Pseudocode and then implement it in Python.
For example, one calculation could be determining the number of gallons of gas needed for a trip based on the miles per gallon consumed by a car.
A python program that calculates the number of gallons of gas needed for a trip based on the miles per gallon consumed by a car is given below:
The Programdef printWelcome():
print ('Welcome to the Miles per Gallon program')
def getMiles():
miles = float(input('Enter the miles you have drove: '))
return miles
def getGallons():
gallons = float(input('Enter the gallons of gas you used: '))
return gallons
def printMpg(milespergallon):
print ('Your MPG is: ', str(milespergallon))
def calcMpg(miles, gallons):
mpg = miles / gallons
return mpg
def rateMpg(mpg):
if mpg < 12:
print ("Poor mpg")
elif mpg < 19:
print ("Fair mpg")
elif mpg < 26:
print ("Good mpg")
else:
print ("Excellent mpg")
if __name__ == '__main__':
printWelcome()
print('\n')
miles = getMiles()
if miles <= 0:
print('The number of miles cannot be negative or zero. Enter a positive number')
miles = getMiles()
gallons = getGallons()
if gallons <= 0:
print('The gallons of gas used has to be positive')
gallons = getGallons()
print('\n')
mpg = calcMpg(miles, gallons)
printMpg(mpg)
print('\n')
rateMpg(mpg)
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Efficiency in computation is achieved by
Answer:
Computational efficiency measures the amount of time or memory required for a given step in a calculation, such as an evaluation of a log posterior or penalized likelihood.
Statistical efficiency typically involves requiring fewer steps in algorithms by making the statistical formulation of a model better behaved.
Question 8 (3 points) Which of the following is an external factor that affects the price of a product? Choose the answer.
sales salaries
marketing strategy
competition
production cost
Answer: tax
Explanation: could effect the cost of items because the tax makes the price higher
oh sorry i did not see the whole question
this is the wrong awnser
PLEASE HELP IN C++
Integer numElements is read from input. Given the integer vector yearlySalary with the size of numElements, write a for loop to initialize yearlySalary with the remaining integers read from input, in reverse order.
Ex: If the input is
4
102 107 126 138
then the output is:
138 126 107 102
Code:
numElements = int(input()) # Read the number of elements from input
yearlySalary = [] # Initialize an empty list
# Read the remaining integers from input and append them to yearlySalary in reverse order
for _ in range(numElements):
yearlySalary.append(int(input()))
# Reverse the list to obtain the desired order
yearlySalary = yearlySalary[::-1]
# Print the elements in yearlySalary
for salary in yearlySalary:
print(salary, end=' ')
in this solution, we first read the value of numElements from the input. Then, we initialize an empty list yearlySalary. Next, we use a for loop to read the remaining integers from the input and append them to the yearlySalary list. Finally, we reverse the list using slicing (yearlySalary[::-1]) and print the elements in the desired order.
Feel free giving brainliest!
True or false question :)
Handware can be tracked back to ancient times. Over six centuries ago.
°true
°false
Answer:
false and it's a recent technology
how data transform into information?
What feature allows a person to key on the new lines without tapping the return or enter key
The feature that allows a person to key on new lines without tapping the return or enter key is called word wrap
How to determine the featureWhen the current line is full with text, word wrap automatically shifts the pointer to a new line, removing the need to manually press the return or enter key.
In apps like word processors, text editors, and messaging services, it makes sure that text flows naturally within the available space.
This function allows for continued typing without the interruption of line breaks, which is very helpful when writing large paragraphs or dealing with a little amount of screen space.
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What is meant by the term text?
A. Printed information only
B. Printed, visual, and audio media
C. Any words conveyed by media
D. Content found only in books and mag
The term text means content found only in books and mag. Thus, option D is correct.
What is a text?
It is a set of statements that allows a coherent and orderly message to be given, either in writing or through the word of a written or printed work. In this sense, it is a structure made up of signs and a certain writing that gives space to a unit with meaning.
A video is a recording of a motion, or television program for playing through a television. A camcorder is a device or gadget that is used to record a video. audio is the sounds that we hear and mix media is a tool used to edit the video.
Digital camcorders are known to have a better resolution. The recorded video in this type of camcorder can be reproduced, unlike using an analog which losing image or audio quality can happen when making a copy. Despite the differences between digital and analog camcorders, both are portable, and are used for capturing and recording videos.
Therefore, The term text means content found only in books and mag. Thus, option D is correct.
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Material without an attribution license might have which Creative Commons license?
A. CC BY-NC-ND
B.CC BY-NC-SA
C.CC BY
D.No license (public domain)
Note that Material without an attribution license might have the Creative Commons license called: No license (public domain) (Option D).
What is the rationale for the above response?Material without an attribution license is considered to be in the public domain.
This means that anyone can use and distribute the material without seeking permission or paying royalties, and there are no restrictions on how the material can be used. Creative Commons licenses, such as CC BY, CC BY-NC-SA, and CC BY-NC-ND, provide specific conditions for the use and distribution of licensed material.
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Answer:
CC BY-NC-ND
2.4.2 just did it
Explanation:
During a traceroute, which action does a router perform to the value in the Time To Live (TTL) field?
Answer:
During a traceroute, the router decreases the Time To Live values of the packet sent from the traceroute by one during routing, discards the packets whose Time To Live values have reached zero, returning the ICMP error message ICMP time exceeded.
Explanation:
Traceroute performs a route tracing function in a network. It is a network diagnostic commands that shows the path followed, and measures the transit delays of packets across an Internet Protocol (IP) network, from the source to the destination, and also reports the IP address of all the routers it pinged along its path. During this process, the traceroute sends packets with Time To Live values that increases steadily from packet to packet; the process is started with Time To Live value of one. At the routers, the Time To Live values of the packets is gradually decreased by one during routing, and the packets whose Time To Live values have reached zero are discarded, returning the ICMP error message ICMP Time Exceeded
Given int[] array, return a new int[] that contains every other element of array. for example, if array = {0, 1, 2, 3, 4, 5}, return {0, 2, 4}.
Hint: How big does the new array have to be?
Tip: Write down an example array to help find the pattern between the index from the old array and the index in the new array.
This is how you do it in python:
Code:
def everyother(array):
return array[::2]
example_array = [0, 1, 2, 3, 4, 5]
print(everyother(example_array))
Output:
[0, 2, 4]
Explenation:
The key to this problem is "array[::2]".
Array[start : stop : step]
Writing "array[::2]" is the same as writing:
Array[0 : -1 : 2] or Begin at 0, stop at the end and take every 2:nd value
a) A cable that is mainly used in the cable television network
b) A cable used in a Wide Area Network.
C) The set of rules that are followed when computers communicate with each
other on a network.
d) A network component used in home networks to share a single internet
connection with PC's, tablets, smartphones, etc.
[
Answer:
The answer is D
Explanation:
Name the wireless technology that may work with one device and not with another.
a. 802.11n
b. none of the above
c. Wi-Fi
d. Cellular
Answer: Im guessing b
Explanation:
bc the other ones work devices.
The wireless technology that may work with one device and not with another is not among the options. So the answer is none of the above.
Wireless technology often gives the ability for people to communicate between two or more entities over distances without the use of wires or cables of any sort.
Cellular network such as Mobile networks uses various radio frequencies in its communication with other devices.
Conclusively, This WiFi connection can connect to more than 250 devices. They can connect to computers, cameras, tablets, mobile smartphones, appliances etc.
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Can anyone give me the answers to CMU CS Academy Unit 2.4? Any of the practice problems such as Puffer Fish or Alien Eye will do. I’ve already done drum set, animal tracks, and the spiderman mask one. Thanks!
Unfortunately, it is not possible to provide the answers to the practice problems for CMU CS Academy Unit 2.4 as these are meant to be solved by the students themselves.
What is CMU CS Academy?CMU CS Academy is an online, interactive, and self-paced computer science curriculum developed by Carnegie Mellon University (CMU). It is designed to give students the opportunity to learn computer science fundamentals in a fun and engaging way. With its interactive and self-paced structure, students can learn at their own pace and engage with the materials in an engaging, dynamic way. The curriculum covers topics such as problem solving, programming, algorithms, data structures, computer architecture, and more. With its intuitive and interactive design, students can learn and apply the concepts learned in a step-by-step manner. CMU CS Academy also provides tools and resources to help students on their learning journey, such as online quizzes, tutorials, and project-based learning.
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What do you find worrisome about paying for post secondary education or the education itself? What's the downside?
Alarmingly, it is possible for paying for post-secondary education to become a great financial strain for students and their families.
Why is this so?The extravagant expenses of tuition, textbooks, and other obligatory educational purchases could potentially accumulate long-term debt obligations and hinder chances for those who are unable to cover them.
In addition, the urgent necessity to succeed and find high-wage careers in order to fulfill student loan payments can often overshadow the essential qualities of gaining knowledge and personal advancement. This kind of intensity incubates an overpowering learning atmosphere that may not be advantageous towards achieving a fulfilling and harmonious education.
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why it is important to follow the procedures and techniques inmaking paper mache?
pleaseee help i needed it right now
Answer:
otherwise it will go wrong
Complete the sentence.
It is easy to ___ posts you make online.
.
.
A- Keep track of
B- Lose control of
C- Take control of
D- Manipulate and adapt
Answer:
Lose control of
Explanation:
got it correct on edge!
It is easy to lose control of posts you make online. The correct option is B.
What is online content?Online content is any information, media, or material that is published or made publicly available on the internet.
Text, images, videos, audio recordings, and interactive media can all be found on websites, blogs, social media platforms, online forums, and other digital channels.
When you post something online, you have little control over who sees it or how it is used.
Information and posts can quickly spread and be shared or reshared, and it can be difficult to completely delete or remove them.
As a result, it is critical to be cautious about what you post and to consider the potential consequences before sharing anything online.
Thus, the correct option is B.
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Explain why there are more general-purpose registers than special purpose registers.
Answer:
Explanation:
General purpose registers are used by programmer to store data whereas the special purpose registers are used by CPU for temporary storage of the data for calculations and other purposes.
Does The ps5 digital have a disc drive even Though ps4 games are not compatible
Answer:
Since the PS5 is backward compatible with the PS4, PS4 games can be played on the new console. Then, select the game hub from your Games home page. Quick tip: If you have a PS5 Digital Edition, you won't be able to use physical game discs since it does not have a disc drive to read them.
Explanation:
HOPE IT HELPS
Which type of threat is a simple packet filtering firewall effective at protecting?
Answer:
A simple packet filtering firewall is effective at protecting against network-based threats such as denial of service (DoS) attacks, port scans, and other types of malicious traffic that target specific ports or IP addresses. It is not as effective at protecting against more sophisticated threats such as malware or phishing attacks, which require a different type of protection.
Packet Filter Firewall is the type of threat is a simple packet filtering firewall effective at protecting.
What is simple packet filtering?
A simple packet filtering firewall has been effective at protecting against network-based threats which are such as the denial of the service (DoS) attacks, or the port scans, and other types of the malicious traffic that has the target specific ports or the IP addresses.
It has no effect such as it has meant there at protecting against more sophisticated threats such as malware or phishing attacks, which require a different type of protection.
Packet Filtering Firewall has been responsible for the filtering the packets which is based on the IP addresses as well as the source and destination, source and destination port the numbers and also the source and the destination protocols. These firewalls has been operate at the junctions such as the switches and the routers.
Therefore, Packet Filter Firewall is the type of threat is a simple packet filtering firewall effective at protecting.
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In the above question options are missing, so the expected options are
Application layer firewall
stateful firewall
packet filter firewall
MAC filter firewall
If you pay the balance of your credit card bill before the due date, how much
do you pay?
A. The minimum payment on your bill
O B. The full amount you owe, plus a service fee
C. The full amount that you owe
D. The full amount you owe, plus interest for the past month
Answer:
a
Explanation:
Because you did paid before the due date
Consider that you have a code of 200,000 instructions which is executed using a 16 stages pipeline. It is expected that 20% of the instructions will cause an exception. In order to handle the exception, there is an exception handler which is using 20 cycles to execute (includes the flushing and reloading and the actual handling of the exception). The pipeline frequency is 2 GHz
i) How many cycles does it take to execute the code?
ii) What is the average CPI for this code?
iii) How long does it take to execute the code?
Answer:
i) The total number of cycles required to execute the code can be calculated as follows:
Total number of instructions = 200,000
Number of instructions causing exceptions = 20% of 200,000 = 40,000
Number of instructions without exceptions = 200,000 - 40,000 = 160,000
Cycles required for instructions without exceptions = 160,000 x 16 = 2,560,000
Cycles required for instructions causing exceptions = 40,000 x (16 + 20) = 1,440,000
Total number of cycles required = 2,560,000 + 1,440,000 = 4,000,000 cycles
ii) The average CPI (Cycles Per Instruction) can be calculated as follows:
Total number of cycles required = 4,000,000 cycles
Total number of instructions executed = 200,000 instructions
Average CPI = Total number of cycles required / Total number of instructions executed
= 4,000,000 / 200,000
= 20 cycles per instruction
iii) The time required to execute the code can be calculated as follows:
Total number of cycles required = 4,000,000 cycles
Pipeline frequency = 2 GHz
Time required to execute the code = Total number of cycles required / Pipeline frequency
= 4,000,000 / 2,000,000,000
= 2 milliseconds
To execute the code using a 16-stage pipeline, each instruction will take 16 cycles. Therefore, the total number of cycles required to execute 200,000 instructions is: 3,200,000 cycles.
What is CPI?CPI stands for Cycles Per Instruction. It is a metric used to measure the efficiency of a computer's instruction processing. The lower the CPI, the more efficiently the computer is processing instructions.
Each instruction will take 16 cycles to execute using a 16-stage pipeline. As a result, the total number of cycles required to execute 200,000 instructions is as follows:
200,000 times 16 = 3,200,000 cycles
The percentage of instructions causing an exception is 20%, so the average CPI can be calculated as:
Average CPI = (Ideal CPI x Percentage of Instructions without Exceptions) + (Cycles per Exception x Percentage of Instructions with Exceptions)
Average CPI = (1 x 0.8) + (20 x 0.2)
Average CPI = 4.4 cycles per instruction
The length of time it takes to execute the code can be calculated using the following formula:
Execution Time = (Number of Cycles x Cycle Time)
Since the pipeline frequency is 2 GHz, the cycle time is:
Cycle Time = 1 / 2 GHz = 0.5 ns
Therefore, the execution time is:
Execution Time = (3,200,000 + (0.2 x 200,000 x 20)) x 0.5 ns
Execution Time = 1,640,000 ns
Thus, it takes 1,640,000 nanoseconds to execute the code.
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And office now has a total of 35 employees 11 were added last year the year prior there was a 500% increase in staff how many staff members were in the office before the increase
There were 5 staff members in the office before the increase.
To find the number of staff members in the office before the increase, we can work backward from the given information.
Let's start with the current total of 35 employees. It is stated that 11 employees were added last year.
Therefore, if we subtract 11 from the current total, we can determine the number of employees before the addition: 35 - 11 = 24.
Moving on to the information about the year prior, it states that there was a 500% increase in staff.
To calculate this, we need to find the original number of employees and then determine what 500% of that number is.
Let's assume the original number of employees before the increase was x.
If we had a 500% increase, it means the number of employees multiplied by 5. So, we can write the equation:
5 * x = 24
Dividing both sides of the equation by 5, we find:
x = 24 / 5 = 4.8
However, the number of employees cannot be a fraction or a decimal, so we round it to the nearest whole number.
Thus, before the increase, there were 5 employees in the office.
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What is an example of an absolute cell reference? 52% D2 $B$5 !90!
Answer:
$B$5 is an example of absolute cell reference
Explanation:
There are two types of referencing in MS Excel.
1. Relative
2. Absolute
Relative cell referencing changes according to the corresponding new cells when it is copied in other cells. MS Excel uses relative cell referencing by default.
Absolute cell referencing uses dollar sign with the row number and column name. When any formula with absolute referencing is copied, the cell addresses used remain the same.
From the given choices in question,
$B$5 is an example of absolute cell reference
An example of an absolute cell reference is "$B$5".
Thus, option (C) is correct.
Cell references can be either relative or absolute.
A relative cell reference changes when it is copied to another cell.
For example, if you have a formula in cell C2 that references cell A2 as "=A2+1", and you copy this formula to cell C3, it will automatically adjust to "=A3+1".
An absolute cell reference remains constant, regardless of where it is copied. When a cell reference is made absolute, the dollar sign ($) is used to indicate this.
For example, if you have a formula in cell C2 that references cell B5 as "=B$5+1", and you copy this formula to cell D3, it will still refer to cell B5 as "=B$5+1". The row and column references remain fixed.
Therefore, "$B$5" is an absolute cell reference.
Thus, option (C) is correct.
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What are the six primary roles that information system play in organizations? How are information system used in each context
The primary roles that information system play in organizations are:
Decision makingOperational managementCustomer interactionCollaboration on teamsStrategic initiativesIndividual productivityHow are information system used in each contextThe six main functions of information systems in an organization are as follows:
1. Operational management entails the creation, maintenance, and enhancement of the systems and procedures utilized by businesses to provide goods and services.
2. Customer relationship management: Maintaining positive and fruitful relationships with customers, clients, students, patients, taxpayers, and anyone who come to the business to purchase goods or services is essential for success. Effective customer relationships contribute to the success of the business.
3. Making decisions: Managers make decisions based on their judgment. Business intelligence is the information management system used to make choices using data from sources other than an organization's information systems.
4. Collaboration and teamwork: These two skills complement the new information systems that allow people to operate from anywhere at a certain moment. Regardless of their position or location, individuals can participate in online meetings and share documents and applications.
5. Developing a competitive edge: A firm can establish a competitive advantage by outperforming its rival company and utilizing information systems in development and implementation.
6. Increasing productivity of objection: Smart phone applications that mix voice calls with online surfing, contact databases, music, email, and games with software for minimizing repetitive tasks are tools that can help people increase productivity.
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website is a collection of (a)audio files(b) image files (c) video files (d)HTML files
Website is a collection of (b) image files (c) video files and (d)HTML files
What is websiteMany websites feature a variety of pictures to improve aesthetic appeal and provide visual substance. The formats available for these image files may include JPEG, PNG, GIF, or SVG.
To enhance user engagement, websites can also introduce video content in their files. Web pages have the capability to display video files either by embedding them or by providing links, thereby enabling viewers to watch videos without leaving the site. Various formats such as MP4, AVI and WebM can be utilized for video files.
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In the graph shown here, by what percentage are the number of people in computer occupations in general projected to increase?
21%
26%
10%
12%
The number of people in computer occupations in general is projected to increase at 12%
The chartReading the charts, we have the following entries
Software developer applications = 26%Software developer = 21%Computer occupations = 12%Software developers, system software = 10%Using the above entries, we can conclude that:
The number of people in computer occupations in general is projected to increase at 12%
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what is government to business
Monica, a network engineer at J&K Infotech Solutions, has been contracted by a small firm to set up a network connection. The requirement of the network backbone for the connection is of a couple of switches needing fiber-optic connections that might be upgraded later. Which one of the following transceivers should Monica use when the maximum transmission speed is of 8 Gbps?
For a network backbone requiring fiber-optic connections with a maximum transmission speed of 8 Gbps, Monica should use a transceiver that supports the appropriate fiber-optic standard and can handle the desired speed.
In this case, a suitable transceiver option would be the 8G Fiber Channel transceiver.
The 8G Fiber Channel transceiver is specifically designed for high-speed data transmission over fiber-optic networks.
It operates at a data rate of 8 gigabits per second (Gbps), which aligns with the maximum transmission speed requirement mentioned in the scenario.
Fiber Channel transceivers are commonly used in storage area networks (SANs) and other high-performance network environments.
When selecting a transceiver, it is crucial to ensure compatibility with the switches being used and the type of fiber-optic cable employed.
Monica should confirm that the switches she is working with support the 8G Fiber Channel standard and have the necessary interface slots or ports for these transceivers.
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