[{"id":59424,"question":"Annuity is classified into:","choices":[{"text":"Two classes","value":"A"},{"text":"Three classes","value":"B"},{"text":"Four classes","value":"C"},{"text":"Five classes","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":59423,"question":"a : b :: c : d is:","choices":[{"text":"a/b = d/c","value":"A"},{"text":"b/a = c/d","value":"B"},{"text":"a/b = c/d","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":59422,"question":"Basically proportion is of:","choices":[{"text":"4 types","value":"A"},{"text":"3 types","value":"B"},{"text":"2 types","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":59421,"question":"(145)<sub>10</sub> = ( )<sub>2</sub>","choices":[{"text":"10010001","value":"A"},{"text":"10010111","value":"B"},{"text":"11100001","value":"C"},{"text":"10001001","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":59420,"question":"A matrix with same number of rows and columns is known as:","choices":[{"text":"Diagonal matrix","value":"A"},{"text":"Scalar matrix","value":"B"},{"text":"Square matrix","value":"C"},{"text":"None","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":59418,"question":"5 in binary system is:","choices":[{"text":"(10)<sub>2</sub>","value":"A"},{"text":"(101)<sub>2</sub>","value":"B"},{"text":"(11)<sub>2</sub>","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":59414,"question":"In decimal &nbsp;(101)<sub>2</sub> + (11)<sub>2</sub> is equal to:","choices":[{"text":"2","value":"A"},{"text":"4","value":"B"},{"text":"8","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":59413,"question":"(10110)<sub>2</sub> in decimal number is:","choices":[{"text":"20","value":"A"},{"text":"22","value":"B"},{"text":"24","value":"C"},{"text":"26","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":59410,"question":"The decimal number 23 in simplest form is:","choices":[{"text":"3(10)<sup>o</sup> + (10)<sup>1</sup>","value":"A"},{"text":"2(10)<sup>o</sup> + 3 (10)<sup>1</sup>","value":"B"},{"text":"2(10)<sup>o</sup> + 3 (10)<sup>2</sup>","value":"C"},{"text":"3(10) + 2 (10)<sup>2</sup>","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":59408,"question":"The decimal number 43 comprises:","choices":[{"text":"4 units and 4 tens","value":"A"},{"text":"3 tens and no unit","value":"B"},{"text":"0 unit and 4 tens","value":"C"},{"text":"3 units and 4 tens","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":59407,"question":"The binary number \"10\" is in decimal number system is equivalent to:","choices":[{"text":"1","value":"A"},{"text":"2","value":"B"},{"text":"3","value":"C"},{"text":"4","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":59406,"question":"The decimal number \"2\" in binary number system is equivalent to:","choices":[{"text":"0","value":"A"},{"text":"1","value":"B"},{"text":"10","value":"C"},{"text":"11","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":59404,"question":"Hexadecimal number system is based on:","choices":[{"text":"Two digits","value":"A"},{"text":"Ten digits","value":"B"},{"text":"Eight digits","value":"C"},{"text":"Sixteen digits","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":59400,"question":"We cannot find the inverse of a:<br>","choices":[{"text":"Square matrix","value":"A"},{"text":"Diagonal matrix","value":"B"},{"text":"Triangular matrix","value":"C"},{"text":"Singular matrix","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":59399,"question":"In binary system the base of the system is:","choices":[{"text":"2","value":"A"},{"text":"5","value":"B"},{"text":"8","value":"C"},{"text":"10","value":"D"},{"value":"E"}],"correctAnswer":1}]