The Internet
There's math in computer science?
Algorithms
It's all just bits
Let's Code
100

Before conducting e-commerce on a site, one should ensure that a safe connection has been established based on the protocol such as https://. In this case, the hypertext transfer protocol is ______. Hint: what does the "s" in "https:" stand for?

What is secure

100

DISPLAY (20 % 4) + 3

Hint: the "%" is the modulo operator

What is 3

100

The type of data represented with GIF, PNG, JPEG, BMP file formats.

What is images or pictures

100
The name for the base 2 number system.
What is binary
100

The type of control structure that can be used for making decisions in a program based on the value of a Boolean expression.

What is an if statement (or selection, or branching)

200

The Internet depends on a layered communication system of _______ that regulate communication on the Internet. Hint: starts with a "p"

What are protocols

200

How many items can you represent with 4 bits

What is 16

200

Bundling commands into one container for making programs easier to write and manage is _______________.

What is (procedural) abstraction

What is functions

What is procedures

200

How many bits do you need to encode all 10 finders of your hands?

what is 4 bits 

200

What do you call the process of adding items to an existing list?

appending

300

Websites for a college or university should have this domain extension.

What is .edu

300

Colors can be represented by Red/Green/Blue values on each pixel.  These values can be expressed in binary.  Given the binary code 000 101 000, what is the DECIMAL value of the green channel?

What is 5

300

What is the name of the algorithm used to look for items in a list?

What is a traversal 

300

Sarah needs the Microsoft Office suite in order to complete her school assignments so she borrows her aunt’s software CDs in order to load another copy on her new laptop. What type of infringement has Sarah committed?

What is piracy

300

The failure to create a correct condition that controls a repeat statement results in this type of programming error.

What is an infinite loop

400
An attempt to deny users access to a Web site's resources by flooding the website with requests from multiple systems.
What is a Distributed Denial of Service (DDoS) attack
400

d <- 10

e <- 20

f <- 30

e <- d

DISPLAY (e)

DISPLAY (d+e)

What is 10 20

400

Which is more efficient: a binary search or a linear search?

Binary
400

Tiffani has a channel on a popular video sharing site and has over 100 thousand subscribers. After making her latest video and uploading to her channel, she notices that the quality of video better on her home computer than the uploaded version. This is the likely cause of Tiffani’s video quality.

What is lossy compression

400

The following code should display "even" if the positive number num is even.


IF (MISSING CONDITION)

DISPLAY ("EVEN")


Give a Boolean expression that could replace MISSING CONDITION

What is num MOD 2 == 0

500
The system used for translating a web address like www.google.com into an IP address that can be used to connect to the site's server.
What is the Domain Name System (DNS)
500

The binary number 1101 in decimal numbers

What is 13

500

Assuming that forward tells a robot to move forward by 10 pixels and turn tells it to turn right by 90 degrees, this shape would be drawn by the following algorithm. forward forward turn forward turn forward forward turn forward turn

What is a rectangle

500
A computer program uses 3 bits to represent integers. When the program adds the decimal (base 10) numbers 5 and 3, the result is 0. Name the type of error that occurred.
What is an overflow error
500

i <- 0

sum <- 0

REPEAT UNTIL i = 4

sum <- sum + i

i <- i + 1

DISPLAY (sum)

What is 6

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