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