Question
An Identity Card has the number ABCDEFG, not
necessarily in that order, where each letter represents a distinct digit (1, 2, 4, 5, 7, 8, 9 only). The number is divisible by 9. After deleting the first digit from the right, the resulting number is divisible by 6. After deleting two digits from the right of original number, the resulting number is divisible by 5. After deleting three digits from the right of original number, the resulting number is divisible by 4. After deleting four digits from the right of original number, the resulting number is divisible by 3. After deleting five digits from the right of original number, the resulting number is divisible by 2. Which of the following is a possible value for the sum of the middle three digits of the number?Solution
The correct answer is D
Which design pattern would be most appropriate to ensure that only one instance of a class exists and provides a global point of access to that instance...
- In a dense index, why might an index entry not appear for every search key value in the file?
Which SQL command is primarily used to retrieve records from a database table?
Fill in the correct option for 28 blank space.
What was the term "Monitor" used to describe in the context of early operating systems?
If a series is already sorted, which sorting technique will finish in the least time?
What is the backbone of MIS?
The core element of parallel processing is ___.
In Git version control, which command is used to move changes from the staging area to the local repository, making them part of the project history?Â
Which of the following statements accurately describes the characteristics of a primary key in a relational database?
