AP CSP Practice Quiz #2

The Internet Engineering Task Force is a large open international community of network designers, operators, vendors, and researchers concerned with the evolution of the Internet architecture and the smooth operation of the Internet. Which of the following is NOT one of its responsibilities?

• To provide a long-range technical direction for Internet standards and protocols

• To close the digital divide between those who have access to cutting-edge communications services and those who do not

• To conduct research on topics related to Internet protocols, applications, architecture and technology.

• To acquire, hold, and maintain intellectual property and other property used in connection with Internet standards

A team of students are working on a project for science class. For the project, the students keep track of the weather forecast for 30 days. Each day they record the date, the weather forecast for that day, and whether the forecast was essentially correct for that day. The information collected would be an example of:

• metadata

• 
  plotting

• recycling

• grouping

Which of the following statements are true about using a low-level programming language instead of a high-level programming language?

I. Programs written in a low-level language are generally easier for people to read than programs written in a high-level language.
II. A low-level language provides programmers with less abstractions than a high level language.
III. Programs written in a low-level language are generally harder to debug than programs written in a high-level program.

• I only

• II only

• II and III

• I and II

Predict the output of the following code block.

• 0, 44, 16, 32

• 44, 16, 32

• 0, 27, 44, 13, 16, 29, 32, 55

• 27, 44, 13, 16, 29, 32, 55

Consider the code segment below.

If the variables onTime and absent both have the value false, what is displayed as a result of running the code segment?

• Is anyone there?

• Better late than never.

• Hello. Is anyone there?

• Hello. Better late than never.

The Digital Millennium Copyright Act (DMCA) does all of the following EXCEPT:

• Protects copyright owners from liability for the misuse of their intellectual property.

• Makes it a crime to create or use digital tools designed to bypass copy protection.

• Allows players to break authentication on games that they own if access to an external authentication server is no longer supported.

• Protects online service providers that store copyright infringing material if they are unaware of it and aren’t making money from it.

An office building has two floors. A computer program is used to control an elevator that travels between the two floors. Physical sensors are used to set the following Boolean variables.

The elevator moves when the door is closed and the elevator is called to the floor that it is not currently on. Which of the following Boolean expressions can be used in a selection statement to cause the elevator to move.

• (onFloor1 AND callTo2) AND (onFloor2 AND callTo1)

• (onFloor1 AND callTo2) OR (onFloor2 AND callTo1)

• (onFloor1 OR callTo2) AND (onFloor2 OR callTo1)

• (onFloor1 OR callTo2) OR (onFloor2 OR callTo1)

Which of the following is NOT true about personal data that technology companies potentially collect about their users?

• Companies frequently offer their services free of charge in exchange for access to data about their users

• Personal data about users may be saved by a company and never deleted

• Companies can legally sell the personal information of users to advertisers or other businesses

• Companies are required by law to give users options to personalize what data they collect

The figure below shows a circuit composed of two logic gates. The output of the circuit is true.

Which of the following is a true statement about inputs A and B?

• Both inputs must be false

• At least one input must be true

• Both inputs must be true

• There are no values of A and B that will make the output of the circuit true

What is the term used to describe a network system in which many paths exist between any two devices?

• Protocol

• Abstraction

• Latency

• Redundancy