Scratch Basics
Which block usually starts most Scratch Programs?
When Green Flag Clicked
Binary only uses which two digits?
0 and 1
Which part of the computer handles all system input
CPU or ...
Alan Turing worked during which major event?
World War II
What are the four things that make a computer a computer?
Input, Output, Processing, Storage
What is Code?
A language that can be understood by a computer
Where is the center of the Scratch stage?
(0, 0)
What is the decimal value of binary 1010?
10
What does RAM stand for?
Random Access Memory
What question is Turing most famous for asking?
Can a machine think?
Which of these is an input device: keyboard, monitor, or speaker?
Keyboard
What is input?
Information a computer receives from the user
What does the “forever” block do?
Repeats the code without stopping
What is the binary for decimal 15?
1111
Which part of the computer would you upgrade to make files and software load faster?
SSD
What field of study did Turing’s ideas help create?
Artificial Intelligence
Which of these is an output device: mouse, monitor, or keyboard?
Monitor
What is output?
Information a computer sends out
What does parallelism mean in Scratch?
Running multiple scripts at the same time
If you add binary 1101 and 0101, what decimal number do you get?
18
If too many programs are open and your computer slows down, which part is most likely overwhelmed?
RAM
What do we refer to Alan Turing as today?
Father of Modern Computing
In scratch, what is an Algorithm?
A set of steps to complete a task (or solve problems)
What does storage actually mean for computers
Saving information so it can be used later
Which block would move a sprite directly to (–100, 50)?
Go to X: -100 Y: 50
A binary number with 8 digits (bits) can represent up to what number?
255
What does the motherboard do?
Connects all the parts of the computer together
What was the Enigma machine used for?
Sending secret coded messages by the Germans, Alan Turing's machine decoded these messages
What is the meaning of life?
42
What is "processing" in a computer?
The computer follows instructions to turn input into output based on software.