AP CSP Study guides, Class notes & Summaries

AP CSP Data Unit, questions and answers, 100% Accurate. Graded A+ Metadata - -data about data Can be descriptive data about an image, a Web page, or other objects Can increase the effective use of data or data sets by providing additional info about various aspects of that data Software tools (spreadsheets & databases) - -help to efficiently organize & find trends in info Info filtering systems - -are important tools for finding info & recognizing patterns Fusion Tables - -we...

(1.1) Prototype - Answer A preliminary sketch of an idea or model for something new. It's the original drawing from which something real might be built or created. (1.2) Binary question - Answer A question to which there are only two possible answers. (1.2) Binary message - Answer A message that can only be one of two possible values. (1.3) Bit - Answer A contraction of "Binary Digit". The single unit of information in a computer, typically represented as a 0 or 1. (1.3) Bit r...

Assuming that scan is a properly initialized Scanner variable, which of the following correctly inputs a String? - Answer String val = Line(); Consider the following code: int x = -3; x--; Sln(x); What is output? - Answer -4 Which of the following data types would be most appropriate to use when recording whether a switch is in the "on" or "off" position? - Answer boolean Which of the following is NOT a primitive data type? - Answer String What is output by the foll...

What advantages do computers have over humans? - Answer Faster, more accurate, better memory Many so-called computer errors are caused by: - Answer sloppy data entry How does Morse Code work? - Answer It uses short and long signals, representing dots and dashes How does the binary system used by a computer work? - Answer It uses 1s and 0s, representing electrical current that is on or off Which of the following describes ASCII? - Answer It uses 1 byte to store a charac...

computing device - Answer a physical device that can run a program. i.e. a phone, tablet, computer, router, or smart sensor. computing system - Answer a group of computing devices working together for a common purpose. computer network - Answer a group of interconnected computing devices capable of sending and receiving data. path - Answer between two computing devices on a computer network (a sender and a receiver) is a sequence of directly connected computing devices that ...

Which of the following most accurately describes Moore's Law: A. Moore's Law describes a relationship of boolean logic statements involving AND and OR B. Moore's Law is the principle that one should assume that any traffic on the Internet is insecure C. Moore's Law is the observation that computing power tends to double every two years D. Moore's Law explains why cracking modern cryptography is a "computationally hard" problem - Answer C Fill in the blank of the followi...

Laura will go to her friend's house if she has less than two hours of homework or if it is the weekend. Otherwise she will stay home and study. In which of the following cases will Laura stay home to study? a. Laura has 1.5 hours of homework on a Tuesday b. Laura has 4 hours of homework on a Saturday c. Laura has 2.5 hours of homework on a Thursday d. Laura has 1 hour of homework on a Saturday - Answer C If x represents the area of the number line colored yellow, which inequality ...

What is a bit? - Answer a single unit of data that can only have one of two values (such as a 1 or 0) What is a byte? - Answer Eight bits (e.g.) What is bandwidth? - Answer the transmission capacity of a system (measured by the amount of data (measured in bits) that can be sent in a specific amount of time) What is latency? - Answer time between the transmission and the receipt of a message How can number storage limitation cause overflow errors? - Answer Certain programs limit how m...

Which of the following best explains what happens when a new device is connected to the Internet? - Answer An Internet Protocol (IP) address is assigned to the device. Which of the following is a characteristic of the fault-tolerant nature of routing on the Internet? - Answer The ability to provide data transmission even when some connections have failed Which of the following are true statements about digital certificates in Web browsers? I. Digital certificates are used to verify th...

List - Answer ordered collection of elements Element - Answer individual value in a list that is assigned a unique index Index - Answer number used for referencing the elements in a list or string Iteration - Answer repetitive portion of an algorithm which repeats a specified number of times or until a given condition is met Infinite Loop - Answer occurs when the ending condition of an ineration will never evaluate to true Traversal - Answer accessing each item in a li...

Biologists often attach tracking collars to wild animals. For each animal, the following geolocation data is collected at frequent intervals. The time The date The location of the animal Which of the following questions about a particular animal could NOT be answered using only the data collected from the tracking collar? - Answer Identify the item that is not a computer using the continuing definition of providing calculations (computation). Television , Not Selected Correct answer:...