Variables & Algorithms

All of these are important features of an algorithm EXCEPT . . .

• specific

• produce the required results

• sequenced

• short

All computer programs are algorithms, but all algorithms are ___________ computer programs.

• not

• not always

• always

• sometimes

Computers are used for all of these EXCEPT . . .

• Inputting information

• Processing information with an algorithm

• Sending information to storage (memory)

• Storing the processed information until it is ready for output

• Sorting algorithms and picking the best one to use

Which of the following is an example of an algorithm?

• The weight of the package of macaroni and cheese

• Directions for heating a package of macaroni and cheese in three steps

• Description of the ingredients in a package of macaroni and cheese

• Cost of a package of macaroni and cheese in dollars

Computer program . . .

• A sequence of instructions written in a language that can be understood by a computer and that performs a specific task or solves a problem.

• A set of (often repeated) steps used to solve a problem.

• A computer program in which the user controls which events happen when.

• An outline of a program or algorithm that can easily be converted into programming statements. It is a detailed outline or rough draft of your program; a mix of natural language and code.

• The concept of breaking down a complex computer program into smaller parts that can be easier to examine and troubleshoot.

Algorithm . .

• A sequence of instructions written in a language that can be understood by a computer and that performs a specific task or solves a problem.

• A set of (often repeated) steps used to solve a problem.

• A computer program in which the user controls which events happen when.

• An outline of a program or algorithm that can easily be converted into programming statements. It is a detailed outline or rough draft of your program; a mix of natural language and code.

Pseudocode . . .

• A sequence of instructions written in a language that can be understood by a computer and that performs a specific task or solves a problem.

• An outline of a program or algorithm that can easily be converted into programming statements. It is a detailed outline or rough draft of your program; a mix of natural language and code.

• A computer program in which the user controls which events happen when.

• A set of (often repeated) steps used to solve a problem.

Decompose . . .

• The concept of breaking down a complex computer program into smaller parts that can be easier to examine and troubleshoot.

• An outline of a program or algorithm that can easily be converted into programming statements. It is a detailed outline or rough draft of your program; a mix of natural language and code.

• A computer program in which the user controls which events happen when.

• A set of (often repeated) steps used to solve a problem.

Based upon what you have learned about decomposition and algorithms, which of the following four items would be the hardest problem for a computer to solve?

• Randomly playing songs from a playlist.

• Sorting a list of names alphabetically in a contacts list.

• Tracking packages shipped by a transportation company.

• Grading student essays.

What is the following statement doing?

• Initializing the variable counter to 0

• Declaring the variable counter

• Creating the variable counter

• Starting the program counter