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The oath of office is traditionally taken at noon.
Joe Biden would serve as the President and therefore take the oath of office in the case the Obama did not.
No, he used the Bible to take his oath of office.
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Michelle Obama
President Obama swore the oath of office on Abraham Lincoln's Bible.
The oath of office is administered by the chief justice, usually at the inauguration ceremony in Washington DC.
1-20-09
Traditionally, the Chief Justice of the United States administers the Oath of Office to the president-elect. For Barack Obama's inauguration, Chief Justice John Roberts administered the oath of office to the president-elect, Barack Obama.
January 20, 2009
He took the Oath of Office on the steps of the White House.
Today was the forty-fourth oath of office with Barack Obama.44 cause there has been 44 presidennts