AP CSP Exam Review

What does it mean when we say the Internet is redundant?

• If a path is down, packets can be routed a different way.

• The Internet has multiple servers for the same content.

• Redundancy means the Internet is slower than usual.

• It refers to the Internet being less reliable.

Which of the following activities poses the LEAST potential cybersecurity risk?
- Clicking on a link in an email from an unknown sender
- Sharing your device’s private key used for encryption
- Sharing your device’s public key used for encryption
- Using a credit card to make an online purchase on a website that does not use encryption

• Clicking on a link in an email from an unknown sender

• Sharing your device’s private key used for encryption

• Sharing your device’s public key used for encryption

• Using a credit card to make an online purchase on a website that does not use encryption

Trace the value of an integer variable n in the following code.
i ← 1
n ← 2
REPEAT until i = 4
{
  n ← n * 2
  i ← i + 1
} What is n?

• 8

• 12

• 16

• 20

A piece of code that you can easily call over and over again.

• Variables

• Functions

• Classes

• Loops

What is the latency of a system?

• The time it takes for a bit to travel from sender to receiver

• The speed at which data is processed

• The amount of data that can be transmitted in a given time

• The time it takes for a system to boot up

Which bit-sending technology is used for fiber optic cables?

• Electrical signals

• Radio waves

• Beam of light

• Microwaves

How many times will this loop run?
for i in range (1, 4):

• 2

• 3

• 4

• 5

Which of the following statements about the ability of computers is most accurate?
- There are some problems that personal computers can’t solve, but supercomputers can solve those problems when given enough time to spend on them.
- There are some problems that current computers can’t solve, but we hypothesize that more powerful computers in the near future will be able to solve them.
- Computers can solve every problem, and do so in a reasonable amount of time.
- There are some problems a computer can’t solve, no matter how much time they have.

• There are some problems that personal computers can’t solve, but supercomputers can solve those problems when given enough time to spend on them.

• There are some problems that current computers can’t solve, but we hypothesize that more powerful computers in the near future will be able to solve them.

• Computers can solve every problem, and do so in a reasonable amount of time.

• There are some problems a computer can’t solve, no matter how much time they have.

Which of the following statements are true about lossless compression?
I - Lossless compression is used only to send files over the Internet
II - Sending a compressed version of a file ensures that the contents of the file cannot be intercepted by an unauthorized user.

• I only

• II only

• Both I and II

• Neither I nor II

What describes the process of keeping common or similar features and functionality while removing details that are different?

• Abstraction

• Encapsulation

• Polymorphism

• Inheritance