【简答题】数据独立性分为逻辑独立性与物理独立性。当数据的存储结构改变时,其逻辑结构可以不变,因此,基于逻辑结构的应用程序不必修改,称为 。
【单选题】What is the maximum number of layers of decompression that juniper-express-engine (express AV) can decompress for the HTTP protocol?()
【简答题】weaknesses identify able to be potential must A good teacher _____________________________________in every student.
【单选题】日本人の(学生だ) あっても参加できます。
【简答题】数据独立性分为逻辑独立性与物理独立性。当数据的存储结构改变时,其逻辑结构可以不变,因此,基于逻辑结构的应用程序不必修改 , 称为 【 5 】 。
【单选题】What is the maximum number of layers of compression that kaspersky-lab-engine (full AV) can decompress for the HTTP protocol?()
【单选题】Judging from his __ look, I can say Mr. Li is ___ at our arrival at this time.
【简答题】I ______________ his arrival at four o'clock.