Level 1
What is a Boolean value?
A data type that can be either True or False
What does the CPU (processor) of a computer do?
Performs calculations, actions, and runs programs.
What is a String variable?
A type of value that can store words, spaces, and numbers (but the numbers cannot be used to perform mathematical operations).
What is debugging?
The process of identifying and removing errors from computer software.
What is the science that is most related to computer science?
Mathematics
What is the name of the universal coding language which cannot be used for coding?
Pseudocode
What is the name of the programming language that is most widely used today for creating websites?
JavaScript
What does the MOD/% operator do in programming.
Divides a number by another number and returns the reciprocal.
What country created the first computer in history?
Germany (the Z1)
What is an algorithm?
A process or set of rules to be followed in calculations or other problem-solving operations.
What is the lowest level of computer language that is still part of the software of a computer?
Binary/Machine language.
What is a function in computer programming?
A named and defined set of code that can be used multiple times.
What is the name of the first computer language that was released to the public?
FORTRAN.
What is the name of the system that modern computer screens use to represent color?
RGB (Red, green, and blue).
What is an array?
A list of similar types of data
What is the difference between an integer variable and a double/float variable?
Double/float has decimal places; integer variables do not.
What is a library in computer science?
A collection of pre-written code that programmers can use to optimize tasks
What are the two most popular programming languages for creating video games?
C++ and C#
What is an IDE?
A software application that provides comprehensive facilities to computer programmers for software development.
What are the two different types of loops in programming?
For loops and While loops.
What is the minimum number of bits you would need to be able to represent the number 120.
7 bits.
What is a Data structure?
Methods of storing and organizing data in a computer system so that operations can be performed upon them more efficiently
What is the hexadecimal numeral system used for in computer science?
Is used to represent colors (RGB) on a computer screen.
What is Syntax in programming?
The rules that define the combinations of symbols that are considered to be correctly structured statements or expressions in that language.
Convert the following binary number into decimal: 11101101
237