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初级工程师
  
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根据题库第592题,请问答案是 A 还是 B? 在其他网站看到是 A,论坛里的题库答案是 B。4 m" |2 z! ^$ j/ B( V, Z
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Based on the router's API output in JSON format below, which Python code will display the value of the "hostname"key?
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4 e; R- X: m$ `) H3 a "response":[{
U: y4 M- {# v5 N "family": "Switches",
4 q8 ^1 c1 [% G4 _$ | "macAddress": "00:41:49:45:76:00",4 s, h0 b- |2 i( w. j, r# X0 Y L
"hostname": "SwitchIDF14",
. {: U z: n, y( x: |" c6 g( Z" v "upTime": "352 days, 6:17:26:10",% e) s- \6 _; d, N! X
"lastUpdated": "2020-07-12 21:15:29"
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A. json_data= json.loads(response.text)
4 _$ t7 O% O c% o* w' C print(json_data['response']['family'][hostname]( }1 ~6 I2 ~+ A9 N" r
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B. json_data= response.json()
8 [7 r/ D, A3 x9 U/ K- z2 l% o( u print(json_data['response'][0]['hostname']
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