Code.org Unit 6
Quiz
•
Computers
•
12th Grade
•
Hard
Thomas Martinez
FREE Resource
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19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is true of algorithms?
Allgorithms may have an infinite set of instructions
Algorithms must be expressed using a programming language
Every algorithm can be constructed using combinations of sequencing, selection, and iteration
Every problem can be solved with an algorithm
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The following algorithm is followed by a person every morning when they get up from bed to go to school
Wake up
Brush teeth
Put on shirt
Put on pants
Put on socks
Put on shoes
Tie shoes
Which concept does this algorithm BEST demonstrate?
Sequencing
Iteration
Selection
Execution
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A town government is designing a new bus system and are deciding where to put the different bus stops. They want to pick the collection of locations that minimizes the distance anyone needs to walk in order to get to at least one bus stop. What term best defines the kind of problem?
A decision problem
An optimization problem
An undecidable problem
An efficiency problem
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Line 01 becomes target <- list[2]
Line 04 becomes IF (num < target)
Line 04 becomes if (num % target)
Line 01 becomes list[0] <- target
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
These algorithms are equally efficient
Algorithm A is more efficient than algorithm B
Algorithm B is more efficient than algorithm A
The algorithms have different efficiencies depending on the input size
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