[{"id":174482,"question":"Which of the following is complete description of Real numbers?","choices":[{"text":"N∪ W = R","value":"A"},{"text":"O∪ E = R","value":"B"},{"text":"P∪ Q = R","value":"C"},{"text":"Q∪ Q' = R","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":174481,"question":"O - E = ............","choices":[{"text":"∅","value":"A"},{"text":"O","value":"B"},{"text":"E","value":"C"},{"text":"Z","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":174480,"question":"E - O = ..................","choices":[{"text":"∅","value":"A"},{"text":"O","value":"B"},{"text":"E","value":"C"},{"text":"Z","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":174479,"question":"O∪ E = ................<p class=\"MsoNormal\"><!--[endif]--><o:p></o:p></p>","choices":[{"text":"∅","value":"A"},{"text":"O","value":"B"},{"text":"E","value":"C"},{"text":"Z","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":174478,"question":"O∩ E = ....................","choices":[{"text":"∅","value":"A"},{"text":"O","value":"B"},{"text":"E","value":"C"},{"text":"Z","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":174477,"question":"W - N = ....................","choices":[{"text":"∅","value":"A"},{"text":"{∅}","value":"B"},{"text":"N","value":"C"},{"text":"W","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":174476,"question":"N∪ W = ....................","choices":[{"text":"∅","value":"A"},{"text":"{∅}","value":"B"},{"text":"N","value":"C"},{"text":"W","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":174475,"question":"N∩ W = ..................","choices":[{"text":"∅","value":"A"},{"text":"{∅}","value":"B"},{"text":"N","value":"C"},{"text":"W","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":174474,"question":"Which of the following is true?","choices":[{"text":"W⊆ N","value":"A"},{"text":"Z ⊆ W","value":"B"},{"text":"N ⊆ P","value":"C"},{"text":"P ⊆  W","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":174473,"question":"By definition, which of the following is a set?","choices":[{"text":"{a,b,c,d}","value":"A"},{"text":"{1,2,3,2}","value":"B"},{"text":"{l,m,n,o}","value":"C"},{"text":"{0,1,2,3,1}","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":174472,"question":"The relation {(a,b),(b,c),(a,d)} is....................................","choices":[{"text":"A function","value":"A"},{"text":"Not a function","value":"B"},{"text":"Range","value":"C"},{"text":"Domain","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":174471,"question":"If f: A→ B and range of f= B , then f is an..............","choices":[{"text":"into function","value":"A"},{"text":"onto function","value":"B"},{"text":"bijective function","value":"C"},{"text":"function","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":174470,"question":"A subset of A x A is called.................. in A.","choices":[{"text":"Set","value":"A"},{"text":"Relation","value":"B"},{"text":"Function","value":"C"},{"text":"Info function.","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":174469,"question":"Venn diagram was first used by......................","choices":[{"text":"John Venn","value":"A"},{"text":"Netwon","value":"B"},{"text":"Arthur Cayler","value":"C"},{"text":"John Napier","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":174468,"question":"The range of {(a,a),(b,b),(c,c) is ..............","choices":[{"text":"{a,b}","value":"A"},{"text":"{a,b,c}","value":"B"},{"text":"{a}","value":"C"},{"text":"∅","value":"D"},{"value":"E"}],"correctAnswer":2}]