dataset.json

[
  {
    "id": 1,
    "category": "logic",
    "question": "If all Bloops are Razzies and all Razzies are Lazzies, then all Bloops are definitely Lazzies.\nA) True\nB) False\nC) Cannot be determined\nD) None of the above",
    "answer": "A"
  },
  {
    "id": 2,
    "category": "logic",
    "question": "A is older than B. C is older than A. B is younger than C. If the first two statements are true, the third statement is:\nA) True\nB) False\nC) Uncertain\nD) Irrelevant",
    "answer": "A"
  },
  {
    "id": 3,
    "category": "logic",
    "question": "Which word does NOT belong with the others?\nA) Parsley\nB) Basil\nC) Apple\nD) Oregano",
    "answer": "C"
  },
  {
    "id": 4,
    "category": "logic",
    "question": "If you rearrange the letters 'CIFAIPC', you get the name of a:\nA) City\nB) Animal\nC) Ocean\nD) River",
    "answer": "C"
  },
  {
    "id": 5,
    "category": "logic",
    "question": "Look at this series: 2, 1, (1/2), (1/4), ... What number should come next?\nA) (1/3)\nB) (1/8)\nC) (2/8)\nD) (1/16)",
    "answer": "B"
  },
  {
    "id": 6,
    "category": "logic",
    "question": "Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?\nA) 7\nB) 10\nC) 12\nD) 13",
    "answer": "B"
  },
  {
    "id": 7,
    "category": "logic",
    "question": "Scylla is to Charybdis as Rock is to:\nA) Pebble\nB) Hard Place\nC) Mountain\nD) Stone",
    "answer": "B"
  },
  {
    "id": 8,
    "category": "logic",
    "question": "If TOMORROW is coded as RROWTOMO, how is YESTERDAY coded?\nA) RDAYYEST\nB) ERDAYYES\nC) DAYYESTE\nD) YESTERDA",
    "answer": "A"
  },
  {
    "id": 9,
    "category": "logic",
    "question": "A doctor gives you 3 pills and tells you to take one every half hour. How long will the pills last?\nA) 30 minutes\nB) 60 minutes\nC) 90 minutes\nD) 120 minutes",
    "answer": "B"
  },
  {
    "id": 10,
    "category": "logic",
    "question": "Some months have 31 days, others have 30. How many have 28 days?\nA) 1\nB) 2\nC) 6\nD) 12",
    "answer": "D"
  },
  {
    "id": 11,
    "category": "logic",
    "question": "If a red house is made of red bricks and a blue house is made of blue bricks, what is a greenhouse made of?\nA) Green bricks\nB) Wood\nC) Glass\nD) Plastic",
    "answer": "C"
  },
  {
    "id": 12,
    "category": "logic",
    "question": "If you drive a bus with 10 people from Station A, drop off 3 at Station B, and pick up 5 at Station C, how old is the bus driver?\nA) 10\nB) 12\nC) 18\nD) Dependent on the reader's age",
    "answer": "D"
  },
  {
    "id": 13,
    "category": "logic",
    "question": "Which of the following is logically equivalent to 'If P then Q'?\nA) If Q then P\nB) If not P then not Q\nC) If not Q then not P\nD) P and not Q",
    "answer": "C"
  },
  {
    "id": 14,
    "category": "logic",
    "question": "What comes next in the sequence: O, T, T, F, F, S, S, E, ...?\nA) N\nB) T\nC) E\nD) O",
    "answer": "A"
  },
  {
    "id": 15,
    "category": "logic",
    "question": "Mary's father has five daughters: Nana, Nene, Nini, Nono. What is the name of the fifth daughter?\nA) Nunu\nB) Nyna\nC) Mary\nD) Nana Jr.",
    "answer": "C"
  },
  {
    "id": 16,
    "category": "logic",
    "question": "A prisoner is given a choice of 4 doors: 1 contains fire, 2 contains assassins, 3 contains lions that haven't eaten in 3 years, 4 contains toxic gas. Which is safest?\nA) Door 1\nB) Door 2\nC) Door 3\nD) Door 4",
    "answer": "C"
  },
  {
    "id": 17,
    "category": "logic",
    "question": "Which statement is a self-contradiction?\nA) This statement is true.\nB) This statement is false.\nC) Today is Monday.\nD) Water is liquid.",
    "answer": "B"
  },
  {
    "id": 18,
    "category": "logic",
    "question": "If A implies B, and B implies C, what can we deduce about C and A?\nA) C implies A\nB) A implies C\nC) A equals C\nD) No deduction possible",
    "answer": "B"
  },
  {
    "id": 19,
    "category": "logic",
    "question": "You enter a dark room with a candle, an oil lamp, and a wood stove. You only have one match. What do you light first?\nA) The candle\nB) The oil lamp\nC) The wood stove\nD) The match",
    "answer": "D"
  },
  {
    "id": 20,
    "category": "logic",
    "question": "A rooster laid an egg on top of a barn roof. Which way will it roll?\nA) Left\nB) Right\nC) It won't roll\nD) Roosters don't lay eggs",
    "answer": "D"
  },
  {
    "id": 21,
    "category": "logic",
    "question": "In a race, if you pass the person in 2nd place, what place are you in?\nA) 1st\nB) 2nd\nC) 3rd\nD) 4th",
    "answer": "B"
  },
  {
    "id": 22,
    "category": "logic",
    "question": "A is the father of B. But B is not the son of A. How is this possible?\nA) A is mistaken\nB) B is the daughter\nC) A is not the biological father\nD) It is impossible",
    "answer": "B"
  },
  {
    "id": 23,
    "category": "logic",
    "question": "Which boolean operation produces True if and only if both inputs are identical?\nA) AND\nB) OR\nC) XOR\nD) XNOR",
    "answer": "D"
  },
  {
    "id": 24,
    "category": "logic",
    "question": "If it takes 5 machines 5 minutes to make 5 widgets, how long does it take 100 machines to make 100 widgets?\nA) 100 minutes\nB) 50 minutes\nC) 5 minutes\nD) 1 minute",
    "answer": "C"
  },
  {
    "id": 25,
    "category": "logic",
    "question": "Rule: Every card with a vowel on one side has an even number on the other. Cards shown: [E] [K] [4] [7]. Which cards MUST be flipped to test the rule?\nA) E and 4\nB) E and 7\nC) K and 4\nD) 4 and 7",
    "answer": "B"
  },
  {
    "id": 26,
    "category": "attention",
    "question": "How many times does the letter 'e' appear in the word 'Excellence' (case-insensitive)?\nA) 2\nB) 3\nC) 4\nD) 5",
    "answer": "C"
  },
  {
    "id": 27,
    "category": "attention",
    "question": "Count the number of 'a's in: 'Banana and papaya salad'.\nA) 6\nB) 7\nC) 8\nD) 9",
    "answer": "C"
  },
  {
    "id": 28,
    "category": "attention",
    "question": "Which letter is missing from the alphabet sequence: A B C D E F G H J K L M N?\nA) I\nB) O\nC) P\nD) Q",
    "answer": "A"
  },
  {
    "id": 29,
    "category": "attention",
    "question": "Identify the option with the EXACT matching sequence: 9832749102\nA) 9832749102\nB) 9832749012\nC) 9832741902\nD) 9823749102",
    "answer": "A"
  },
  {
    "id": 30,
    "category": "attention",
    "question": "Find the odd string out:\nA) abcdefg\nB) abcdefg\nC) abcdEfg\nD) abcdefg",
    "answer": "C"
  },
  {
    "id": 31,
    "category": "attention",
    "question": "How many words in this sentence end with the letter 'g'? 'Running long distance brings great health training.'\nA) 3\nB) 4\nC) 5\nD) 6",
    "answer": "B"
  },
  {
    "id": 32,
    "category": "attention",
    "question": "Read carefully: 'John went to the store. He bought 3 apples, 2 oranges, and 5 bananas. On his way back, he ate 1 apple and lost 1 banana.' How many fruits does John have left?\nA) 10\nB) 8\nC) 9\nD) 7",
    "answer": "B"
  },
  {
    "id": 33,
    "category": "attention",
    "question": "Select the option where capitalization is inverted for 'dEVelOPmENt':\nA) DevELopMent\nB) DeVELopmeNT\nC) DevELOPMEnT\nD) DeVELopMEnT",
    "answer": "C"
  },
  {
    "id": 34,
    "category": "attention",
    "question": "How many total digits are in this string: 'a1b22c333d4444'?\nA) 10\nB) 9\nC) 8\nD) 7",
    "answer": "A"
  },
  {
    "id": 35,
    "category": "attention",
    "question": "Which word is spelled INCORRECTLY below?\nA) Receive\nB) Definite\nC) Accommodate\nD) Seperate",
    "answer": "D"
  },
  {
    "id": 36,
    "category": "attention",
    "question": "Count the number of punctuation marks (commas and periods) in: 'Hello, world. How are you, today? I am fine.'\nA) 3\nB) 4\nC) 5\nD) 6",
    "answer": "B"
  },
  {
    "id": 37,
    "category": "attention",
    "question": "Which of these strings contains the letter 'z'?\nA) xxyywwvv\nB) xxyyzwvv\nC) xxyywwvu\nD) xxyywwvvz",
    "answer": "B"
  },
  {
    "id": 38,
    "category": "attention",
    "question": "How many capital letters are in 'tHe QuIck BrOwN fOx'?\nA) 6\nB) 7\nC) 8\nD) 9",
    "answer": "C"
  },
  {
    "id": 39,
    "category": "attention",
    "question": "What is the 5th word in this sentence: 'The swift brown fox leaps over the lazy dog cleanly.'\nA) leaps\nB) fox\nC) over\nD) brown",
    "answer": "A"
  },
  {
    "id": 40,
    "category": "attention",
    "question": "Select the exact length (number of characters including spaces) of string: 'AI Benchmark'\nA) 11\nB) 12\nC) 13\nD) 14",
    "answer": "B"
  },
  {
    "id": 41,
    "category": "attention",
    "question": "Find the duplicate number in the list: 12, 45, 67, 89, 45, 23, 90.\nA) 12\nB) 67\nC) 45\nD) 89",
    "answer": "C"
  },
  {
    "id": 42,
    "category": "attention",
    "question": "In the series 'O O O O O 0 O O O', at what index (1-based) is the digit zero ('0') located?\nA) 5\nB) 6\nC) 7\nD) 8",
    "answer": "B"
  },
  {
    "id": 43,
    "category": "attention",
    "question": "How many times does '10' appear in '101001010110'?\nA) 3\nB) 4\nC) 5\nD) 2",
    "answer": "B"
  },
  {
    "id": 44,
    "category": "attention",
    "question": "Which word is written completely in UPPERCASE?\nA) HTML\nB) Python\nC) jAva\nD) C++",
    "answer": "A"
  },
  {
    "id": 45,
    "category": "attention",
    "question": "Identify the symbol present in this string: 'abc#def'\nA) $\nB) #\nC) @\nD) %",
    "answer": "B"
  },
  {
    "id": 46,
    "category": "attention",
    "question": "How many spaces are in: ' A B C '? (Note spaces at ends)\nA) 3\nB) 4\nC) 5\nD) 6",
    "answer": "C"
  },
  {
    "id": 47,
    "category": "attention",
    "question": "Which of these numbers is odd?\nA) 12344\nB) 98762\nC) 55551\nD) 44440",
    "answer": "C"
  },
  {
    "id": 48,
    "category": "attention",
    "question": "What is the second to last letter in 'TRANSFORMATION'?\nA) I\nB) O\nC) N\nD) T",
    "answer": "B"
  },
  {
    "id": 49,
    "category": "attention",
    "question": "Find the string with NO numbers:\nA) abc3def\nB) abcdefg\nC) 1abcdef\nD) abcd5ef",
    "answer": "B"
  },
  {
    "id": 50,
    "category": "attention",
    "question": "Which word appears twice in: 'cat dog bird cat mouse'?\nA) dog\nB) bird\nC) cat\nD) mouse",
    "answer": "C"
  },
  {
    "id": 51,
    "category": "math",
    "question": "What is 15% of 200?\nA) 20\nB) 25\nC) 30\nD) 35",
    "answer": "C"
  },
  {
    "id": 52,
    "category": "math",
    "question": "Solve for x: 2x + 5 = 15\nA) 5\nB) 10\nC) 2.5\nD) 7.5",
    "answer": "A"
  },
  {
    "id": 53,
    "category": "math",
    "question": "What is the square root of 144?\nA) 10\nB) 11\nC) 12\nD) 14",
    "answer": "C"
  },
  {
    "id": 54,
    "category": "math",
    "question": "What is 7 * 8?\nA) 54\nB) 56\nC) 58\nD) 64",
    "answer": "B"
  },
  {
    "id": 55,
    "category": "math",
    "question": "If a triangle has angles of 60° and 30°, what is the third angle?\nA) 60°\nB) 90°\nC) 100°\nD) 120°",
    "answer": "B"
  },
  {
    "id": 56,
    "category": "math",
    "question": "What is 2 to the 5th power (2^5)?\nA) 16\nB) 25\nC) 32\nD) 64",
    "answer": "C"
  },
  {
    "id": 57,
    "category": "math",
    "question": "What is the derivative of x^2 with respect to x?\nA) x\nB) 2x\nC) 2\nD) x^3 / 3",
    "answer": "B"
  },
  {
    "id": 58,
    "category": "math",
    "question": "What is the value of pi rounded to two decimal places?\nA) 3.12\nB) 3.14\nC) 3.16\nD) 3.18",
    "answer": "B"
  },
  {
    "id": 59,
    "category": "math",
    "question": "What is 100 divided by 0.5?\nA) 50\nB) 100\nC) 200\nD) 500",
    "answer": "C"
  },
  {
    "id": 60,
    "category": "math",
    "question": "Calculate: 3 + 6 * (5 + 4) / 3 - 7\nA) 14\nB) 11\nC) 20\nD) 17",
    "answer": "A"
  },
  {
    "id": 61,
    "category": "math",
    "question": "What is the least common multiple (LCM) of 4 and 6?\nA) 12\nB) 24\nC) 18\nD) 8",
    "answer": "A"
  },
  {
    "id": 62,
    "category": "math",
    "question": "What is the area of a circle with radius 3? (Formula: Area = π * r^2)\nA) 6π\nB) 9π\nC) 12π\nD) 3π",
    "answer": "B"
  },
  {
    "id": 63,
    "category": "math",
    "question": "What is 3 factorial (3!)?\nA) 3\nB) 6\nC) 9\nD) 12",
    "answer": "B"
  },
  {
    "id": 64,
    "category": "math",
    "question": "If a shirt costs $20 after a 20% discount, what was its original price?\nA) $24\nB) $25\nC) $28\nD) $30",
    "answer": "B"
  },
  {
    "id": 65,
    "category": "math",
    "question": "What is log10(1000)?\nA) 2\nB) 3\nC) 4\nD) 10",
    "answer": "B"
  },
  {
    "id": 66,
    "category": "math",
    "question": "Sum of internal angles of a hexagon is:\nA) 360°\nB) 540°\nC) 720°\nD) 900°",
    "answer": "C"
  },
  {
    "id": 67,
    "category": "math",
    "question": "Which of these is a prime number?\nA) 9\nB) 15\nC) 17\nD) 21",
    "answer": "C"
  },
  {
    "id": 68,
    "category": "math",
    "question": "What is 1/2 + 1/4?\nA) 2/4\nB) 3/4\nC) 1/6\nD) 2/6",
    "answer": "B"
  },
  {
    "id": 69,
    "category": "math",
    "question": "If matrix A is 2x3 and matrix B is 3x4, what are dimensions of product AB?\nA) 2x4\nB) 3x3\nC) 2x3\nD) Product not possible",
    "answer": "A"
  },
  {
    "id": 70,
    "category": "math",
    "question": "What is the median of the set: 3, 1, 7, 5, 9?\nA) 3\nB) 5\nC) 7\nD) 1",
    "answer": "B"
  },
  {
    "id": 71,
    "category": "math",
    "question": "What is cos(0)?\nA) 0\nB) 1\nC) -1\nD) Undefined",
    "answer": "B"
  },
  {
    "id": 72,
    "category": "math",
    "question": "Simplify: (x^3) * (x^4)\nA) x^7\nB) x^12\nC) x^1\nD) x^24",
    "answer": "A"
  },
  {
    "id": 73,
    "category": "math",
    "question": "A coin is flipped twice. What is the probability of getting two heads?\nA) 1/2\nB) 1/3\nC) 1/4\nD) 3/4",
    "answer": "C"
  },
  {
    "id": 74,
    "category": "math",
    "question": "What is the slope of the line y = -3x + 4?\nA) 4\nB) 3\nC) -3\nD) -4",
    "answer": "C"
  },
  {
    "id": 75,
    "category": "math",
    "question": "Evaluate integral: ∫ 1 dx\nA) 0\nB) x + C\nC) 1 + C\nD) x^2 + C",
    "answer": "B"
  },
  {
    "id": 76,
    "category": "code",
    "question": "In Python, what is the output of `print(type([]))`?\nA) <class 'list'>\nB) <class 'dict'>\nC) <class 'tuple'>\nD) <class 'array'>",
    "answer": "A"
  },
  {
    "id": 77,
    "category": "code",
    "question": "What is the evaluation of `3 == '3'` in JavaScript?\nA) true\nB) false\nC) TypeError\nD) undefined",
    "answer": "A"
  },
  {
    "id": 78,
    "category": "code",
    "question": "Which SQL keyword is used to retrieve data from a database?\nA) GET\nB) OPEN\nC) FETCH\nD) SELECT",
    "answer": "D"
  },
  {
    "id": 79,
    "category": "code",
    "question": "In C++, which operator is used for dynamic memory allocation?\nA) malloc\nB) new\nC) alloc\nD) create",
    "answer": "B"
  },
  {
    "id": 80,
    "category": "code",
    "question": "What does HTTP stand for?\nA) HyperText Transfer Protocol\nB) High Transfer Text Protocol\nC) Hyperlink Text Trade Protocol\nD) Home Tool Transfer Protocol",
    "answer": "A"
  },
  {
    "id": 81,
    "category": "code",
    "question": "In Python, what is the result of `2 ** 3`?\nA) 6\nB) 8\nC) 9\nD) 5",
    "answer": "B"
  },
  {
    "id": 82,
    "category": "code",
    "question": "Which data structure operates on a Last-In, First-Out (LIFO) basis?\nA) Queue\nB) Stack\nC) Array\nD) Linked List",
    "answer": "B"
  },
  {
    "id": 83,
    "category": "code",
    "question": "What is the time complexity of searching an element in a balanced Binary Search Tree?\nA) O(1)\nB) O(N)\nC) O(log N)\nD) O(N^2)",
    "answer": "C"
  },
  {
    "id": 84,
    "category": "code",
    "question": "In Git, which command creates a copy of an existing repository?\nA) git copy\nB) git fork\nC) git clone\nD) git checkout",
    "answer": "C"
  },
  {
    "id": 85,
    "category": "code",
    "question": "What does `len(['a', 'b', 'c'])` return in Python?\nA) 2\nB) 3\nC) 4\nD) Error",
    "answer": "B"
  },
  {
    "id": 86,
    "category": "code",
    "question": "Which of these is NOT a valid Python primitive data type?\nA) int\nB) float\nC) double\nD) bool",
    "answer": "C"
  },
  {
    "id": 87,
    "category": "code",
    "question": "In HTML, which tag is used for the largest heading?\nA) <h6>\nB) <heading>\nC) <h1>\nD) <head>",
    "answer": "C"
  },
  {
    "id": 88,
    "category": "code",
    "question": "What does CSS stand for?\nA) Cascading Style Sheets\nB) Creative Style Sheets\nC) Computer Style System\nD) Colorful Style Sheets",
    "answer": "A"
  },
  {
    "id": 89,
    "category": "code",
    "question": "In Java, what keyword prevents a class from being inherited?\nA) static\nB) final\nC) abstract\nD) private",
    "answer": "B"
  },
  {
    "id": 90,
    "category": "code",
    "question": "What is the output of `bool('')` in Python?\nA) True\nB) False\nC) None\nD) Error",
    "answer": "B"
  },
  {
    "id": 91,
    "category": "code",
    "question": "In JavaScript, what does `NaN` stand for?\nA) Not a Null\nB) Not a Number\nC) New and Next\nD) Null and Nil",
    "answer": "B"
  },
  {
    "id": 92,
    "category": "code",
    "question": "Which operator is used for string concatenation in Python?\nA) .\nB) &\nC) +\nD) concat()",
    "answer": "C"
  },
  {
    "id": 93,
    "category": "code",
    "question": "What is the result of `10 // 3` in Python?\nA) 3.333\nB) 3\nC) 1\nD) 4",
    "answer": "B"
  },
  {
    "id": 94,
    "category": "code",
    "question": "Which sorting algorithm has a worst-case time complexity of O(N log N)?\nA) Bubble Sort\nB) Insertion Sort\nC) Merge Sort\nD) Selection Sort",
    "answer": "C"
  },
  {
    "id": 95,
    "category": "code",
    "question": "In Docker, what file defines the steps to build an image?\nA) Dockerfile\nB) docker-compose.yml\nC) config.json\nD) Imagefile",
    "answer": "A"
  },
  {
    "id": 96,
    "category": "code",
    "question": "In Linux, which command prints the current working directory?\nA) dir\nB) ls\nC) pwd\nD) cd",
    "answer": "C"
  },
  {
    "id": 97,
    "category": "code",
    "question": "What is the default port for HTTP traffic?\nA) 22\nB) 80\nC) 443\nD) 8080",
    "answer": "B"
  },
  {
    "id": 98,
    "category": "code",
    "question": "In C, which symbol is used to access a pointer's value (dereference)?\nA) &\nB) *\nC) ->\nD) #",
    "answer": "B"
  },
  {
    "id": 99,
    "category": "code",
    "question": "In Python, how do you define a function?\nA) function myFunc():\nB) def myFunc():\nC) void myFunc():\nD) func myFunc():",
    "answer": "B"
  },
  {
    "id": 100,
    "category": "code",
    "question": "What does JSON stand for?\nA) JavaScript Object Notation\nB) Java Standardized Object Network\nC) JavaScript Online Node\nD) Java System Oriented Name",
    "answer": "A"
  }
]