If Digital Signaling Elements All Have the Same Algebraic Sign,all

question 31

Multiple Choice

If digital signaling elements all have the same algebraic sign,all positive or all negative,then the signal is ________.

• A)polar
• B)unipolar
• C)baseband
• D)differential

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Definitions:

Affirmative Action

Policies and procedures designed to combat historical discrimination by providing preferential treatment to underrepresented groups in education, employment, and other areas.

Quotas

Preset limits or targets for the amount of goods or people allowed, often used in international trade or immigration policies.

My Lai Massacre

Massacre of 347 Vietnamese civilians in the village of My Lai by Lieutenant William Calley and troops under his command. U.S. army officers covered up the massacre for a year until an investigation uncovered the events. Eventually twenty-five army officers were charged with complicity in the massacre and its cover-up, but only Calley was convicted. He served little time for his crimes.

Nuremberg Trials

A series of military tribunals held after World War II to prosecute prominent leaders of Nazi Germany for war crimes, crimes against humanity, and genocide.