EGR 1400 Exam 1 QUESTIONS &
SOLUTIONS
Program - ANSWERa set of instructions that acomputer follows to perform a task
Hardware - ANSWERall physical devices
CPU - ANSWERCentral processing unit that runs programs
Main Memory - ANSWERor RAM, used to store instructions of programs and data for
processing
Secondary Storage Device - ANSWERholds data for long periods of time
Input - ANSWERany data the computer collects from people and devices
Input device - ANSWERthe device that collects data and sends them to the computer
Output - ANSWERany data the computer produces for people or devices
Source code - ANSWERthe statements a programmer writes in high-level language
Compilation - ANSWERtranslates a text-based source code to binary codes
Interpreter - ANSWERreads, translates, and executes the instructions of a high-level
language program
User interface - ANSWERallows users to interact with the computer
Object - ANSWERa program component
Controls - ANSWERobjects visible in a program GUI
.NET Framework - ANSWERa collection of classes and other codes
Radio button - ANSWERa type of graphical user interface element that allows the user
to choose only one of a predefined set of options
Random number generator - ANSWERRandom rand = new Random();
Mean - ANSWERaverage
Variance - ANSWER[F(X1-u)^2+F(X2-u)^2+F(Xn-u)^2]/N
SOLUTIONS
Program - ANSWERa set of instructions that acomputer follows to perform a task
Hardware - ANSWERall physical devices
CPU - ANSWERCentral processing unit that runs programs
Main Memory - ANSWERor RAM, used to store instructions of programs and data for
processing
Secondary Storage Device - ANSWERholds data for long periods of time
Input - ANSWERany data the computer collects from people and devices
Input device - ANSWERthe device that collects data and sends them to the computer
Output - ANSWERany data the computer produces for people or devices
Source code - ANSWERthe statements a programmer writes in high-level language
Compilation - ANSWERtranslates a text-based source code to binary codes
Interpreter - ANSWERreads, translates, and executes the instructions of a high-level
language program
User interface - ANSWERallows users to interact with the computer
Object - ANSWERa program component
Controls - ANSWERobjects visible in a program GUI
.NET Framework - ANSWERa collection of classes and other codes
Radio button - ANSWERa type of graphical user interface element that allows the user
to choose only one of a predefined set of options
Random number generator - ANSWERRandom rand = new Random();
Mean - ANSWERaverage
Variance - ANSWER[F(X1-u)^2+F(X2-u)^2+F(Xn-u)^2]/N
