What Metacharacter Can Be Used to Refer to the Current

question 47

Multiple Choice

What metacharacter can be used to refer to the current user's home directory?

• A) ˜
• B) @
• C) &
• D) #

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Definitions:

Sickle Cell Disease

A genetic blood disorder that causes red blood cells to assume a sickle shape, leading to episodes of pain and potential complications.

Vasoocclusive Pain

Pain resulting from the blockage of blood vessels due to sickle-shaped red blood cells, common in sickle cell disease.

Penicillin

A group of antibiotics derived from Penicillium fungi, first discovered by Alexander Fleming in 1928, used to treat bacterial infections.

Severe Combined Immunodeficiency Syndrome

A rare genetic disorder that results in an extremely weak immune system, making the body highly susceptible to infections.