COP1510 Exam 1
If you were to look at a machine language program, you would see __________.
A stream of binary numbers
A set of 128 numeric codes that represent the English letters, various punctuation marks, and other characters is __________. Most important coding scheme.
ASCII
What is the difference between a compiler and an interpreter?
Compiler: Translates, Interpreter: Translates AND executes
What would you call a device that works with binary data?
Digital device (such as computer)
T/F: A syntax error does not prevent a program from being compiled and executed.
False
T/F: Assembly language is considered a high-level language.
False
T/F: Images, like the ones created with your digital camera, cannot be stored as binary numbers.
False
T/F: Today, CPUs are huge devices made of electrical and mechanical components such as vacuum tubes and switches.
False
T/F: Windows, Linux, Android, iOS, and macOS are all examples of application software.
False
T/F: Word processing programs, spreadsheet programs, email programs, web browsers, and games are all examples of utility programs.
False
Single program that provides tools to write, execute, and test a program
IDLE (Integrated Development Program)
What are the words that make up a high-level programming language called?
Key words
What are the short words that are used in assembly language called?
Mnemonics
What number does a bit that is turned on represent? What number does a bit that is turned off represent?
On: 1, Off: 0
What type of software controls the internal operations of the computer's hardware?
Operating system
__________ perform operations on data (math __________ to perform arithmetic).
Operators
T/F: An interpreter is a program that both translates and executes the instructions in a high-level language program.
True
T/F: Any piece of data that is stored in a computer's memory must be stored as a binary number.
True
T/F: Machine language is the only language that a CPU understands.
True
T/F: Main memory is also known as RAM.
True
An extensive encoding scheme that can represent characters for many languages in the world is __________. Becoming standard.
Unicode
Why is the CPU the most important component in a computer?
Without the CPU, software cannot run.
A component that collects data from people or other devices and sends it to the computer is called __________.
an input device
The __________ translates an assembly language program to a machine language program.
assembler
In the __________ numbering system, all numeric values are written as sequences of 0s and 1s.
binary
A byte is made up of eight __________.
bits
A __________ is enough memory to store a letter of the alphabet or a small number.
byte
A(n) __________ program translates a high-level language program into a separate machine language program.
compiler
In the __________ part of the fetch-decode-execute cycle, the CPU determines which operation it should perform.
decode
In the __________ part of the fetch-decode-execute cycle, the CPU performs the operation. Stored in RAM while running.
execute
In the __________ part of the fetch-decode-execute cycle, the next instruction is read from secondary memory into CPU.
fetch
Real numbers are encoded using the technique __________.
floating point
The physical devices that a computer is made of are referred to as __________.
hardware
Python interpreter mode that allows you to enter statements on a keyboard:
interactive mode
Python interpreter can be used in two modes: __________ and __________.
interactive mode and script mode
The words that make up a high-level programming language are called __________.
key words
Computers can only execute programs that are written in __________.
machine language
The computer stores a program while the program is running, as well as the data that the program is working with, in __________.
main memory (RAM)
This is a volatile type of memory that is used only for temporary storage while a program is running.
main memory (RAM)
Today, CPUs are small chips known as __________.
microprocessors
A video display is a(n) __________ device.
output
The tiny dots of color that digital images are composed of are called __________.
pixels
A(n) __________ is a set of instructions that a computer follows to perform a task.
program
Digital music is composed of sections called _________. Each __________ is converted to a binary number for storage.
samples
Python interpreter mode that allows you to save statements in Python script:
script mode
A type of memory that can hold data for long periods of time, even when there is no power to the computer, is called __________.
secondary storage
A(n) __________ is an individual instruction used in high-level language
statement
The rules that must be followed when writing a program are called _________.
syntax
The part of a computer that runs programs is called __________.
the CPU
Negative numbers are encoded using the __________ technique.
two's complement
A bit that is turned off represents the following value: __________.
zero
