
A2 Computer Science Quiz End of Semester 1 Exam Review
Authored by Stephen Alex
Computers
9th Grade
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69 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the full form of BNF in computer science?
Backward Numbering Format
Basic Numerical Function
Backus-Naur Form
Binary Number Format
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of RPN (Reverse Polish Notation) in computer science.
RPN is a type of computer virus
RPN is a mathematical notation in which every operator follows all of its operands.
RPN is a method of organizing files on a computer
RPN stands for Random Programming Notation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define Infix notation and provide an example.
3 * 4 + 2
2 * 3 + 4
4 + 2 * 3
2 + 3 * 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of postfix notation in computer science?
It eliminates the need for parentheses and follows a consistent order of operations.
It increases the complexity of the code and makes it harder to debug.
It allows for more flexibility in the order of operations.
It makes the code more readable and easier to understand.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain Karnaugh Maps and their application in computer science.
Karnaugh Maps are used in computer science to design software applications
Karnaugh Maps are used in computer science to create complex logic circuits
Karnaugh Maps are used in computer science to optimize network performance
Karnaugh Maps are used in computer science to simplify logic circuits and minimize the number of logic gates required.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is de Morgan's law used in Boolean algebra?
It is used to determine the probability of Boolean events
It is used to perform arithmetic operations on Boolean variables
It is used to simplify Boolean expressions by allowing the transformation of AND operations to OR operations, and vice versa.
It is used to convert Boolean variables to integers
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the basic principles of de Morgan's law?
Negation of a conjunction is the conjunction of the negations
Negation of a conjunction is the disjunction of the conjunctions
Negation of a conjunction is the disjunction of the negations, and the negation of a disjunction is the conjunction of the negations.
Negation of a disjunction is the disjunction of the negations
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