Refer to the following UML class diagram, the Purchase table would have how many foreign keys? OOO O Products 3 2 4 5 Cash 1... 1..1 0.." 0.. 0.. Purchase 0... Orders 0..1 Purchases 0..1 Cash Disburse- ments 0... 0.. 0.. 0... 0... 1..1 1..1 1..1 1..1 Employees Suppliers

Q: 3 * 101 + 4 * 100 is(a) 0.34 (b) 3.4 (c) 34 (d) 340

A: C) 34

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Q: 7] Write 7510 in binary notation.

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Securing systems

Computer systems or hardware, software, and procedure that are protected from unauthorized access and misuse of data are called securing systems. The securing systems provide the level of reliability and correct operation and they are suited for performing intended functions. The protection of computer systems is provided through software and hardware that prevents unauthorized access or the corruption of data or any data loss. Methods, tools, and personnel used to defend the digital assets of an organization refer to securing systems. The securing system’s goal is to protect these assets, devices, and services from being stolen by unauthorized access or also called threat actors.