Tag: technology

Questions Related to technology

What command should be used to ask the user a question which requires a yes or no response?
technology programming languages

  1. what

  2. ?

  3. yes

  4. prompt

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Correct Option: C

In the command search-string parameter -s is used for
technology programming languages

  1. Name of textbuffer in which each line of that does not contain

  2. Name of textbuffer in which the line numbers of that

  3. All the above

  4. None of the above

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Correct Option: A

What is the output for the following expression = ceil {-4.5}

technology programming languages

  1. 5

  2. -4

  3. 4

  4. -5

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Correct Option: B

What is the best way for a deadlock to be resolved?
technology databases

  1. All statements are removed and have to be resubmitted

  2. The Oracle server rolls back the statement that detected the deadlock

  3. The administrator has to kill the session

  4. Deadlocks can not be resolved

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Correct Option: B

When an executable SQL statement executes, a transaction begins. Which of the following events can NOT cause a transaction to end?

technology databases

  1. The user disconnects from Oracle

  2. A COMMIT or a ROLLBACK statement is used in conjunction with a SAVEPOINT clause

  3. A user process is terminated abnormally

  4. A DDL statement such as DROP, GRANT, RENAME

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Correct Option: B

Which dictionary view or views should be monitored to determine how long users are waiting for dispatchers?
technology databases

  1. V$SESSTAT

  2. V$QUEUE

  3. V$SHARED_SERVER

  4. V$VIEW

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Correct Option: B

Which of the following options would be queried to get the descriptions of all tablespaces?
technology databases

  1. USER_TABLESPACES

  2. V$TABLESPACE

  3. DBA_TABLESPACE_GROUPS

  4. DBA_TABLESPACES

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Correct Option: D

A single database session failure is classified as what type of error?
technology databases

  1. Statement failure

  2. User process failure

  3. Network failure

  4. Instance failure

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Correct Option: B

Which of these companies is not a leader in cloud computing?
technology web technology

  1. Google

  2. Microsoft

  3. Amazone

  4. Blackboard

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Correct Option: D

Which one of these is not a cloud computing pricing model?

technology web technology

  1. Free

  2. Ladder

  3. Pay per use

  4. Perpetual License

Show answer
Correct Option: B
Explanation:

To solve this question, the user needs to have knowledge of cloud computing pricing models.

Now, let's go through each option and explain why it is right or wrong:

A. Free: This option is a pricing model for cloud computing. It's called the "Freemium" model, where the basic services are free, but additional features come with a cost.

B. Ladder: This option is not a cloud computing pricing model. Therefore, it is the correct answer to the question.

C. Pay per use: This option is a pricing model for cloud computing where users are charged based on the resources they consume.

D. Perpetual License: This option is not a cloud computing pricing model. It's a traditional software licensing model where users pay for software once and can use it indefinitely.

The Answer is: B