{"common":{"save":0,"post_id":"4733","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"7716","post_id":"4733","mon_id":"1158186","chapter_id":"1158187","question":"<p>M\u1ed9t th\u1ebb nh\u1edb 8 GB l\u01b0u tr\u1eef \u0111\u01b0\u1ee3c kho\u1ea3ng bao nhiêu \u1ea3nh 512 KB?<\/p>","options":["A. 2 nghìn \u1ea3nh","B. 4 nghìn \u1ea3nh","C. 8 nghìn \u1ea3nh","D. 16 nghìn \u1ea3nh"],"correct":"4","level":"3","hint":"<p>8 GB = 8 x 1024 x 1024 = 8 388 608 KB<\/p>","answer":"<p>\u0110áp án \u0111úng là <span style=\"color:#27ae60;\"><strong>D. 16 nghìn \u1ea3nh<\/strong><\/span><\/p><p>8 GB = 8 x 1024 x 1024 = 8 388 608 KB.<\/p><p>S\u1ed1 l\u01b0\u1ee3ng \u1ea3nh có th\u1ec3 l\u01b0u tr\u1eef \u0111\u01b0\u1ee3c là:<\/p><p>8 388 608 : 512 = 16 384 (\u1ea3nh)<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"136","test":"0","date":"2021-09-18 16:40:31","option_type":"txt","len":2},{"id":"7717","post_id":"4733","mon_id":"1158186","chapter_id":"1158187","question":"<p>M\u1ed9t \u1ed5 c\u1ee9ng máy tính ghi 2 TB, \u1ed5 c\u1ee9ng \u0111ó có dung l\u01b0\u1ee3ng nh\u1edb t\u01b0\u01a1ng \u0111\u01b0\u01a1ng bao nhiêu?<\/p>","options":["2048 KB","1 024 MB","2 048 MB","2 048 GB"],"correct":"4","level":"3","hint":"<p>1 TB = 1 024 GB nên 2 TB = 2 048 GB.<\/p>","answer":"<p>\u0110áp án \u0111úng:<span style=\"color:#27ae60;\"><strong> 2 048 GB<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"136","test":"0","date":"2021-09-18 16:45:31","option_type":"txt","len":0},{"id":"7718","post_id":"4733","mon_id":"1158186","chapter_id":"1158187","question":"<p>Có 8 b\u1ea1n x\u1ebfp hàng ngang \u0111\u1ec3 ch\u1ee5p \u1ea3nh, em hãy dùng 8 bit \u0111\u1ec3 bi\u1ec3u di\u1ec5n thông tin cho bi\u1ebft m\u1ed7i v\u1ecb trí trong hàng là b\u1ea1n nam hay b\u1ea1n n\u1eef v\u1edbi th\u1ee9 t\u1ef1 \u0111\u1ee9ng x\u1ebfp hàng nh\u01b0 sau: <span style=\"color:#2980b9;\">nam nam n\u1eef n\u1eef n\u1eef nam n\u1eef nam.<\/span><\/p><p>V\u1edbi quy \u01b0\u1edbc: bít 1 bi\u1ec3u di\u1ec5n cho b\u1ea1n nam và bít 0 bi\u1ec3u di\u1ec5n cho b\u1ea1n n\u1eef.<\/p>","options":["<strong>A. <\/strong>11100100","<strong>B.<\/strong> 01010101","<strong>C. <\/strong>11000101","<strong>D. <\/strong>10101110"],"correct":"3","level":"3","hint":"","answer":"<p>V\u1edbi quy \u01b0\u1edbc: bít 1 bi\u1ec3u di\u1ec5n cho b\u1ea1n nam và bít 0 bi\u1ec3u di\u1ec5n cho b\u1ea1n n\u1eef.<\/p><p>Khi \u0111ó dãy x\u1ebfp hàng ch\u1edd ch\u1ee5p \u1ea3nh \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n là <strong>11000101<\/strong>.<\/p><p>\u0110áp án \u0111úng: <span style=\"color:#27ae60;\"><strong>C. 11000101<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"136","test":"0","date":"2021-09-20 15:41:16","option_type":"txt","len":1}]}
