AP Computer Science Principles Practice

Front

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

Back

An e-mail from your bank asks you to call the number on your card to verify a transaction

Front

Which activity poses the greatest personal cybersecurity risk?

Back

Reserving a hotel room by e-mailing a credit card number to a hotel

Front

Which of the following best describes a Distributed Denial of Service (DDoS) attack?

Back

An attempt to deny users access to a Web site's resources by flooding the Web site with requests from multiple systems

Front

A program is expressed in a programming language. Which of the following is true of the program?

Back

The program can also be expressed as binary code, but will be more easily understood by humans when expressed in a higher-level programming language.

Front

Which of the following statements best describes the properties of public key encryption?

Back

Public key encryption is an encryption method which relies on separate keys for encrypting and decrypting information.

Front

Which of the following statements best describes the behavior of the algorithm depicted in the flowchart? Assume a always starts greater than b.

Back

It displays the difference between a and b.

Front

Encoded ciphertext string that decodes to "secret" using a Caesar cipher with a four-position offset: ersecr, wigvix, kwujwl, oaynap

Back

oaynap

Front

Confidentiality in context with information and data

Back

The ability to limit access to information to a certain set of users

Front

Which of the following is true about low level computer languages? I. Low level languages give the programmer more control over how system resources are used. II. Code in a programming language is often translated into code in another (lower level) language to be executed on a computer. III. Low level programming languages are designed to be easier for people to read and write.

Back

I and II only

Front

Modification to print numbers from different ranges in a list of integers.

Back

userPassword = "swordfish"