Answer:
a)
Name: Supreme Court of Virginia
Description: Court of final appeal (appellate jurisdiction) and limited original jurisdiction. Composed of justices, with no jury.
Name: Court of Appeals of Virginia
Description: Appellate jurisdiction from circuit courts. Composed of justices, with no jury.
Name: Circuit Court
Description: Original jurisdiction for felony criminal cases and certain civil cases, and appellate jurisdiction from district courts. Composed of a judge and jury.
Name: General District Court
Description: Original jurisdiction of misdemeanors and civil cases generally involving lower dollar amounts. Composed of a judge, with no jury.
Name: Juvenile and Domestic Relations District Court
Description: Handles juvenile and family cases. Composed of a judge, with no jury.
b)
In Virginia, search warrants, subpoenas, arrest warrants, summonses, and bail are issued by judges.
The organization and jurisdiction of Virginia's courts are derived from state laws and the Virginia Constitution.
Hope this helps!