Brain Wave Round 1

What does CPU stand for?

• Central Processing Unit

• Computer Power Unit

• Central Peripheral Unit

• Core Processing Utility

Which of the following is NOT a programming language?

• Python

• HTML

• Java

• C++

Which data structure follows LIFO (Last In, First Out)?

• Queue

• Stack

• Linked List

• Hash Table

Which of these is an example of volatile memory?

• SSD

• Hard Drive

• RAM

• Flash Drive

What is the smallest unit of data in a computer?

• Byte

• Bit

• Nibble

• Pixel

Which sorting algorithm has the worst-case time complexity of O(n²)?

• Merge Sort

• Quick Sort

• Bubble Sort

• Heap Sort

What does SQL stand for?

• Structured Query Language

• Sequential Query Logic

• Standard Question Language

• Server Query Link

What is the main purpose of DNS?

• Encrypt web traffic

• Convert domain names to IP addresses

• Host websites

• Provide faster internet speed

Which of the following is a correct binary representation of decimal 10?

• 1010

• 1001

• 1100

• 1000

Which of these is NOT a valid variable name in most programming languages?

• _variable

• 1variable

• variable_1

• variableName