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AP COMPUTER SCIENCE EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS
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AP COMPUTER SCIENCE EXAM 2024/2025 WITH 100% ACCURATE SOLUTIONS
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AP COMPUTER SCIENCE EXAM 2024/2025 WITH 100%ACCURATE SOLUTIONS
What advantages do computers have over humans? - Precise Answer
✔✔Faster, more accurate, better memory
Many so-called computer errors are caused by: - Precise Answer
✔✔sloppy data entry
How does Morse Code work? - Precise Answer ✔✔It uses short and
long signals, representing dots and dashes
How does the binary system used by a computer work? - Precise Answer
✔✔It uses 1s and 0s, representing electrical current that is on or off
Which of the following describes ASCII? - Precise Answer ✔✔It uses 1
byte to store a character and is used by many programming languages
Which of the following describes Unicode? - Precise Answer ✔✔It uses
2 bytes to store a character and is used by Java
How BITs are in a byte? - Precise Answer ✔✔8
What number system do people in America use? - Precise Answer
✔✔Base-10 (decimal)
,What number system does the computer use to process information? -
Precise Answer ✔✔Base 2 (binary)
What did early computers use to store each bit? - Precise Answer ✔✔A
vacuum tube
Characteristics of early computers - Precise Answer ✔✔very large,
programmed by people switching wires, used vacuum tubes
Characteristics of modern computers - Precise Answer ✔✔small enough
to fit on a desk, programmed with languages like Java, use microchips
In computers, the main circuit board with all the primary computer
components is called the - Precise Answer ✔✔motherboard
Types of computer chips - Precise Answer ✔✔Ram, Rom, Cpu
Which of the following stores permanent information and is not erased
when the computer is turned off - Precise Answer ✔✔Rom
Which of the following stores temporary information and is erased when
the computer is turned off - Precise Answer ✔✔Ram
,Which is of the following is the brains of the computer - Precise Answer
✔✔Cpu
How many bytes are in a megabyte - Precise Answer ✔✔1 million
How many bytes are in a terabyte - Precise Answer ✔✔1 trillion
How many bytes are in a kilobyte - Precise Answer ✔✔1000
How many bytes are in a gigabyte - Precise Answer ✔✔1 billion
Information on a disk or tape is stored magnetically by arranging iron
oxide which most people call... - Precise Answer ✔✔rust
Which of the following stores/retrieves information using laser light -
Precise Answer ✔✔CD-Rom
A _______ is a sequence of instructions, which enables a computer to
perform a desired task - Precise Answer ✔✔program
What language is understood by the computer - Precise Answer
✔✔Machine code
Which language is made up of 1s and 0s - Precise Answer ✔✔Machine
code
, Which language will you be learning in APCS - Precise Answer
✔✔Java
Which language was created by Grace Hopper for the business
community and the armed forces - Precise Answer ✔✔COBOL
Which language was the first successful programming language -
Precise Answer ✔✔FORTRAN
Which language was designed for mathematicians, scientists, and
engineers? - Precise Answer ✔✔FORTRAN
Which language added OOP to the existing language C? - Precise
Answer ✔✔C++
Which language was developed at Bell Labs as its improved version of
B? - Precise Answer ✔✔C
Which language is platform independent? - Precise Answer ✔✔Java
Which language was the first to be used in personal computers? - Precise
Answer ✔✔BASIC
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