Database [3i Infotech Placement]: Sample Questions 237 - 238 of 294

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Question 237

Database

Question

MCQ▾

What is an ALERT?

Choices

Choice (4)

a.

Modeless window

b.

Modal window

c.

All of the above

d.

None of the above

Answer

b.

Explanation

  • Modal window messages are shown using ALERT in oracle.
  • They can display modal window, normal message, error message or asking confirmation to deleting a record or saving a record.

Three Kinds of Alert

  • Good_Msg
  • Error_Msg
  • ASK_Alert
Three Kinds of Alert
  • Alert gives us an immediate view of the critical activity in database.

Types of Alert

  • Event based Alert:
    • Fired or trigger based on change in data in the database.
    • It can send the information related to the perticular item.
  • Periodic Alert:
    • Triggered hourly, daily, weekly, monthly or yearly based on input.
    • Notify of data existence- even if no item are created which only provides blank notification.
The Types of Alert
  • Alert Actions Available

  • Send the retrieved information to someone in an email.
  • Run a concurrent program.
  • Run an operating script
  • Run a SQL statement script

Question 238

Database

Question

MCQ▾

What do you mean by CHECK BOX?

Choices

Choice (4)

a.

Two state control

b.

Three state control

c.

One state control

d.

None of the above

Answer

a.

Explanation

  • Checkbox is a two state control- either checked or unchecked
  • The checkbox contains an empty value null when it is not checked
  • We can create checkbox as items, or we can create checkbox in reports.
  • It works similarly to a list of values.
  • When we define an item to a check box, we need to provide the check box value in the list of values.

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