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Video Unit Review Answer Key

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Acronyms
#1 What does CCD stand for? Charged Coupled Device
#2 What does CCU stand for? Camera Control Unit
#3 What does AGC stand for? Automatic Gain Control
#4 What does RCU stand for? Remote Control Unit
#5 What does VHS stand for? Video Home System
It's Hot!
#1 What do we call a negative gray image in shots after pointing the camera at a light source for a long time? A burn-in.
#2 What is the accepted operating temperature range on a camera? 32 - 104 degrees Farhenheit
#3 How do we measure the "temperature" of color? In Kelvin
#4 What is the proper color temperature of quartz (artificial) lighting? 3200 degrees Kelvin
#5 What is the proper color temperature of natural light? 5500 degrees Kelvin
The Camera
#1 What is another name for a zoom lens? Variable Focal Length
#2 What adjusts the camera's signal strength? Video Gain
#3 What does the F-stop control? The amount of light entering the camera.
#4 What F-stop setting lets in the most light? F-2.8
#5 What F-stop setting lets in the least light? F-22
Recording
#1 What is the "Rule-of-Thirds"? Using imaginary lines, split the frame inot thirds and try to put the action at the intersection of the lines.
#2 What is "Depth of Field"? The area of a shot that is in focus.
#3 When framing a shot, leaving room from the top of the head and in front of the person are called what? Head room and nose room (talk space)
#4 When following a moving subject, what option is utilized to keep the subject in focus? Zoom Tracking
#5 You are recording a football game while standing on the sidelines. You forgot a tripod and a monopod. How do you steady your shot? Stand with your feet apart and your elbows in.
In The TV
#1 The scanning of odd lines and then even lines on a television is called what? Interlace Scanning
#2 Inside of a TV, the CRT (Cathode Ray Tube) shoots what kind of beam to create the picture? An electron beam
#3 What receives the CRT beam within the TV? A phosphor (phosphorous) coated Raster
#4 How many lines make up a single frame (picture) in NTSC? 525 lines
#5 How many fields make up a single frame? 2
Final Question
Name the four main types of camera movement with their definitions. Pan - Rotate the camera head horizontally. Tilt - Move the camera head vertically. Dolly - Move the camera and support toward or away from the subject. Truck - Move the camera and support either left or right.