Unit 1 Exam Review

Front

Which of the following is NOT an input device? mouse, speaker, camera, microphone

Back

speaker

Front

Which of the following is false about main and secondary memory?
Secondary memory is not lost when the device's power is turned off.
Main memory is short term memory used by the CPU in processing commands, secondary memory is more permanent and used for storage.
Main memory is more permanent and used for storage, secondary memory is short term memory used by the CPU in processing commands.
Main memory is faster than secondary memory.

Back

Main memory is more permanent and used for storage, secondary memory is short term memory used by the CPU in processing commands.

Front

Which of the following controls computer memory?
operating system,
cpu,
compiler,
input

Back

operating system

Front

What is the correct order for the steps the compiler uses in translating code? Options: Check for mistakes, Run the commands, Translate commands to machine language; Check for mistakes, Translate commands to machine language, Run the commands; Translate commands to machine language, Run the commands, Check for mistakes; Translate commands to machine language, Check for mistakes, Run the commands

Back

Check for mistakes, Translate commands to machine language, Run the commands

Front

What is input?

Back

Putting information into the computer.

Front

Which of the following is a legal variable name? 21, 7counter, my var, first_name

Back

first_name

Front

The two basic categories of variable data types are: Output and input, Strings and numbers, Numbers and words, Decimals and integers

Back

Strings and numbers

Front

What command is used to change a string into a number?

Back

int()

Front

What is output by the following?
print("Mary, \thad a, \tlittle lamb")

Back

Mary, had a, little lamb

Front

What data type should replace the word CAST on line 2 to ensure the code segment runs without error? Options: int, float, str, Nothing should be changed

Back

str