引导式测验 · 中等 等级
特征工程管道和数据版本控制测验
测试数据转换、基于内容的版本、DAG 依赖性、功能奇偶性、沿袭记录和再现性限制。
问题 1 的 8
特征工程管道的主要目的是什么?
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- 特征工程管道的主要目的是什么?
- 存储经过训练的模型权重以供以后部署
- 跨集群调度 GPU 作业
- 将原始数据转换为模型使用的结构化特征
- 加密静态数据集
- Why compare a dataset’s content hash instead of relying only on its filename?
- A hash guarantees every record is accurate
- The filename can stay the same while its stored contents change
- A filename contains all transformations
- Hashing removes access restrictions
- 特征管道通常表示为哪种结构?
- 每次都必须重新运行的 SQL 查询的单一平面列表
- 关系数据库表
- 具有隐藏层的神经网络
- 变换步骤的有向无环图 (DAG)
- A model behaves differently after a data update. What can version history help investigate?
- Which data and transformation versions were used, with other runtime factors checked separately
- A guaranteed identical rerun without environment records
- Proof the update was authorized
- A universal legal-compliance certificate
- 以下哪一个是专门用于特征存储或数据版本控制的示例工具?
- Photoshop
- Microsoft 字
- FFmpeg
- 盛宴(或DVC/LakeFS)
- 为什么在训练和生产过程中运行相同的特征逻辑很重要?
- 降低云存储成本
- 自动使模型更大、更精确
- 确保模型看到一致的计算特征并避免训练/服务不匹配
- 因为生产服务器无法运行Python
- A team has the same data and code but a changed random state. What remains possible?
- Different computed outputs despite matching versions
- Versioning forces every random choice to match
- The dataset filename must change
- All models become deterministic
- A reviewer asks which input record and transform produced a feature at a particular time. What record addresses that question?
- Only the final prediction text
- Feature lineage with source, transform version and timestamp
- Only the dataset filename
- Only a model parameter count