In which of the following does a transaction need to edit data item?

Keep practicing — related questions

• In which of the following modes does the transaction require only to read the data item?
• A transaction can lock a data item in which of the following modes if it is not locked at all?
• A transaction can lock a data item in which of the following modes, only if it is not locked at all?
• In _____________ mode/phase, the transaction only wants to read the data item.
• In which of the following transaction's properties are either all or none of the transaction's operations p...
• Two transactions are in which of the following mode, if they want to lock the same data item with shared an...
• If a transaction successfully updates a record, it is imperative that it has an ________ on it
• Which of the following commands is used to make all the changes permanent in a transaction?