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COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
A class named Clock has two instance variables: hours (type int) and isTicking (type boolean). Write a constructor that takes a reference to an existing Clock object as a parameter and copies that object's instance variables to the object being created. Your task: Write a Clock constructor that makes this possible. Just write this constructor -- don't write the whole class or any code outside of the class!
COMPUTERS AND TECHNOLOGY
MIDDLE SCHOOL
Personal digital assistants are hand held devices that serve as personal information managers. What is another term used to refer to these devices. We also refer to personal assistants as ——————computers
COMPUTERS AND TECHNOLOGY
COLLEGE
1. The system admin staff would like you to create a cron job that runs only on weekdays (Monday - Friday) at 1am, continuously throughout the year. The job should write a list of all processes that are currently running on the host to a file called processes.txt 2. The Helpdesk would like to keep metrics on disk usage for a short period of time. Write a cron job that writes the output of the 'df -h' command to a local file titled metric.txt. The job should run on Wednesday from 10am till 2pm and update every 2 minutes. Make sure that you don't OVERWRITE the data that's already in the file. You'll need to structure your command so that it APPENDS to the file, saving the data that's already been written.
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
Which protocol is the data transmission standard for the Internet, responsible for sending information from one computer to another using uniquely identifying addresses?
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
Your organization employs a group of traveling salespeople who need to access the corporate home network through the internet while they are on the road. You want to funnel remote access to the internal network through a single server, which of the following solution would be best to implement?
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
Write a program that asks the user to input their first and last names. The first prompt should state: Please input your first name: The second prompt should state: Please input your last name:
COMPUTERS AND TECHNOLOGY
COLLEGE
Suppose the author of an online banking software system has programmed in a secret feature so that the program emails him the account information for any account whose balance has just gone over $10,000. What term best describes this approach to computer crime and what are some of its harm?
COMPUTERS AND TECHNOLOGY
COLLEGE
. Constructors are executed when?
COMPUTERS AND TECHNOLOGY
COLLEGE
The energy company in Program 1 now uses different rates for residential and business customers. Residential customers pay $0.12 per kWh for the first 500 kWh. After the first 500 kWh, the rate is $0.15 per kWh. Business customers pay $0.16 per kWh for the first 800 kWh. After the first 800 kWh, the rate is $0.20 per kWh. Write a program to calculate energy charge. You must write and use the following two functions. (a)A main function: Ask the user to enter number of kWh used and customer type (enter R for residential or B for business). Call the bill_calculator function and pass number of kWh used and customer type to it as arguments. You must use positional arguments to pass kWh used and customer type. (b)A bill_calculator function: This function has two parameters to receive number of kWh used and customer type. Calculate and display the energy charge.
COMPUTERS AND TECHNOLOGY
COLLEGE
An analyst receives an alert from the SIEM showing an IP address that does not belong to the assigned network can be seen sending packets to the wrong gateway. Which of the following network devices is misconfigured and which of the following should be done to remediate the issue? A. Firewall; implement an ACL on the interface B. Router; place the correct subnet on the interface C. Switch; modify the access port to trunk port D. Proxy; add the correct transparent interface
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
A disk drive manufacturer sells storage devices with capacities of one terabyte, 500 gigabytes, and 100 gigabytes with probabilities 0.5, 0.3, and 0.2, respectively. The revenues associated with the sales in that year are estimated to be $50 million, $25 million, and $10 million, respectively. Let X denote the revenue of storage devices during that year. Determine the probability mass function of X.
COMPUTERS AND TECHNOLOGY
MIDDLE SCHOOL
Have you been tempted to do something online that you wouldn't do ifpeople knew it was you?
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
Programming is the process of ________. Select one: a. gathering and organizing information from users and managers b. testing the integration of multiple modules of a system c. transforming raw data inputs into new or modified information d. testing the correctness of individual modules of a system e. transforming the system design into a working computer system
COMPUTERS AND TECHNOLOGY
MIDDLE SCHOOL
What bus carries a status signal back to the CPU?
COMPUTERS AND TECHNOLOGY
COLLEGE
File Letter Counter Write a program that asks the user to enter the name of a file, and then asks the user to enter a character. The program should count and display the number of times that the specified character appears in the file. Use Notepad or another text editor to create a sample file that can be used to test the program.
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
Write the code for invoking a static method named sendDouble, provided by the DataTransmitter class. There is one double argument for this method. Assume that a double variable called x has already been declared and initialized to some value. Use this variable's value as an argument in your method invocation.
COMPUTERS AND TECHNOLOGY
HIGH SCHOOL
You have been doing a lot of web surfing lately as part of your research for your course and along the way you have noticed a growing number of active server pages. You have a good head for technical details and ask your friend Laura to enlighten you about some of the finer points of ASP technology. Which of the following does Laura tell you is NOT a component of the active server page? a. the generated code component that executes on the web server b. the HTML component that is interpreted and executed by a web browser c. the database engine that generates the form d. All of the above are components of the active server page.
COMPUTERS AND TECHNOLOGY
MIDDLE SCHOOL
Choose the statements that CORRECTLY describe a business organization.choices Sole Proprietorships and Partnerships both have unlimited liability.Corporations are owned by 100 or more people.Corporations are generally subject to greater government oversight.Sole Proprietorships are not common because forming them is complicated.A disadvantage to partnerships is that profits are divided between many shareholders.An advantage to Corporations aI's a business organization is that they enjoy unlimited life and limited liability.
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