Python Chapter 1
What is the largest value that can be stored in one byte?
A, 255
Where does a computer store a program and the data that the program is working with while the program is running?
A, In Main Memory
Which type of error prevents the program from running?
A, Syntax
Which computer language uses short words known as mnemonics for writing programs?
A, assembly
The __________ coding scheme contains a set of 128 numeric codes that are used to represent characters in the computer's memory.
B, ASCII
Which language is referred to as a low-level language?
B, Assembly Language
Which of the following is not a microprocessor manufacturing company?
B, Dell
Programs are commonly referred to as
B, Software
The disk drive is a secondary storage device that stores data by __________ encoding it onto a spinning circular disk.
B, magnetically
A __________ has no moving parts and operates faster than a traditional disk drive.
B, solid state drive
Which of the following is considered to be the world's first programmable electronic computer?
C, ENIAC
What type of volatile memory is usually used only for temporary storage while running a program?
C, RAM
The process known as the __________ cycle is used by the CPU to execute instructions in a program.
C, fetch-decode-execute
The following is an example of an instruction written in which computer language?
C, machine language
Which of the following is not a major component of a typical computer system?
C, operating system
The smallest storage location in a computer's memory is known as a
D, bit
The encoding technique used to store negative numbers in the computer's memory is called
D, two's complement
A bit that is turned off is represented by the value -1.
False
A computer is a single device that performs different types of tasks for its users.
False
All programs are normally stored in ROM and are loaded into RAM as needed for processing.
False
The Python language uses a compiler which is a program that both translates and executes the instructions in a high-level language.
False
A software developer is the person with the training to design, create, and test computer programs.
True
IDLE is an alternative method to using a text editor to write, execute, and test a Python program.
True
RAM is a volatile memory used for temporary storage while a program is running.
True
The CPU understands instructions written in a binary machine language.
True
The instruction set for a microprocessor is unique and is typically understood only by the microprocessors of the same brand.
True
The main reason to use secondary storage is to hold data for long periods of time, even when the power supply to the computer is turned off.
True
What is the decimal value of the following binary number? 10011101
c. 156