Some companies now send users a temporary code or password to a trusted device after they have logged in with a valid username and password through a process known as _______
A. temporary authentication
B. dual authorization
C. dual authentication
D. biometric authentication
Answer: C
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Which of the following statements is false?
a. Two objects can reside at the same memory address. b. Though we can’t see an object’s address, we can use the built-in id function to obtain a unique int value which identifies only that object while it remains in memory. c. The integer result of calling id is known as the object’s identity. d. No two objects in memory can have the same identity.
In a function that gets a value from the keyboard and communicates that value to the main function via an argument, the argument used is considered a(n) ____________
a. input argument b. output argument c. input/output argument d. local variable e. stub
When importing data from an Excel workbook, you may NOT:
A) import the data into a new table in the current database. B) append a copy of the records to an open, active table. C) append a copy of the records to an existing table. D) link the data to a table.
Consider an Account class and a TransactionActivity class in a banking system.
a. Posit ODMG ODL class de?nitions for them. The Account class must include a relationship to the set of objects in the TransactionActivity class corresponding to the deposit and withdraw transactions executed against that account. b. Give an example of a database instance satisfying that description. c. Write an OQL query against that database that will return the account numbers of all accounts for which there was at least one withdrawal of more than $10,000.