Technology Questions and Answers
Practice ModeShowing 10 of 66 questions
Q31
In the UK, what type of installation requires a fireman's switch?
Answer: Option A
Q32
The electromagnetic coils on the neck of the picture tube or tubes which pull the electron beam from side to side and up and down are called a...?
Answer: Option B
Q33
In the United States the television broadcast standard is...?
Answer: Option B
Q34
In a color television set using a picture tube a high voltage is used to accelerate electron beams to light the screen. That voltage is about...?
Answer: Option C
Q35
The transformer that develops the high voltage in a home television is commonly called a...?
Answer: Option B
Q36
Which consists of two plates separated by a dielectric and can store a charge?
Answer: Option B
Q37
What do we call a collection of two or more computers that are located within a limited
distance of each other and that are connected to each other directly or indirectly?
Answer: Option C
Q38
'.JPG' extension refers usually to what kind of file?
Answer: Option D
Q39
What does AM mean?
Answer: Option C
Q40
In what year was the "@" chosen for its use in e-mail addresses?
Answer: Option B