WorksheetsComputer Science AP Principles
Total questions: 13
Worksheet time: 14mins
What is a byte?
A unit of data
A measurement of data
A fancy word for data
Not a real word
What is the purpose of DNS?
It assigns a unique address to every device on the Internet
It returns the IP address given the name of a website
It forwards a message from one machine to another
It has more bits so you can make a longer, unique address
Which of the following is LEAST likely to indicate a phishing attack?
An e-mail from your bank asks you to call the number on your card to verify a transaction
An e-mail from a merchant asks that you click on a link to reset your password
An e-mail from a utility company asks you to enter your date of birth and social security number for verification purposes
An e-mail indicates that you have won a large sum of money and asks you to enter your bank account number so that the money can be transferred to you
Which of the following is considered an unethical use of computer resources?
Downloading freeware or shareware onto your home computer
Purchasing a game from an app store and downloading it directly to a mobile device
Purchasing a single-user copy of photo editing software and installing it on all computers in a computer lab
Searching online for an electronic version of a school textbook
Which of the following activities poses the greatest personal cybersecurity risk?
Making a purchase at an online store that uses public key encryption to transmit credit card information
Paying a bill using a secure electronic payment system
Reserving a hotel room by e-mailing a credit card number to a hotel
Withdrawing money from a bank account using an automated teller machine (ATM)
Which of the following best describes a Distributed Denial of Service (DDoS) attack?
An attempt by a country to deny its citizens access to the Internet
An attempt to deny users access to a Web site's resources by flooding the Web site with requests from multiple systems
An attempt by one user to deny service to another user by posting material on a social network
An attempt by a user of the Internet to get private information from a secure database
