Digital Photography Unit 1 Quiz 1

What does a larger aperture (smaller f-stop number) do to the depth of field in an image?

• Increases depth of field

• Decreases depth of field

• Has no effect on depth of field

• Only affects brightness

Answer explanation

A larger aperture (smaller f-stop number) decreases depth of field in an image, causing the background to be more blurred while the subject remains in focus.

Which f-stop value allows the most light into the camera?

• F/5.6

• F/2.8

• F/22

• F/8

Answer explanation

The f-stop value that allows the most light into the camera is F/2.8. A lower f-stop number means a larger aperture opening, letting in more light.

What is aperture in photography?

• The distance between the camera and the subject

• The size of the opening in the lens through which light enters

• The length of time the camera's shutter is open

• The sensitivity of the camera's sensor to light

Answer explanation

Aperture in photography refers to the size of the opening in the lens through which light enters, controlling the amount of light that reaches the camera sensor.

(a)   is measured by fractions of a second and is calculated by a combination of aperture setting, ISO setting, lens focal length, and available light.

Answer explanation

Shutter speed is measured by fractions of a second and is calculated by a combination of aperture setting, ISO setting, lens focal length, and available light.

What effect does a slower shutter speed have on an image?

• Freezes motion

• Reduces noise

• Blurs motion

• Darkens the image

Answer explanation

A slower shutter speed blurs motion in an image by capturing movement over a longer period, resulting in a softer or more dynamic effect.

What does increasing the ISO setting do to the image?

• Increases noise or grain

• Lowers available light

• Sharpens the image

• Increases motion blur

Answer explanation

Increasing the ISO setting increases noise or grain in the image.

(a)   , also known as film speed, refers to the sensitivity of your camera's sensor to light.

Answer explanation

ISO, also known as film speed, refers to the sensitivity of your camera's sensor to light.

Which ISO setting is most appropriate for low-light photography without a tripod?

• ISO 200

• ISO 100

• ISO 800

• ISO 2000

Answer explanation

The most appropriate ISO setting for low-light photography without a tripod is ISO 2000 as it allows for capturing more light in darker conditions without introducing too much noise.

The purpose of the Rule of Thirds in photography is...

• To capture images in black and white only

• To create a visually appealing and balanced composition by placing the main subjects along the lines or intersections of the grid.

• To always center the main subject in the frame

• To use only extreme close-up shots

Answer explanation

To create a visually appealing and balanced composition by placing the main subjects along the lines or intersections of the grid.

Which type of Camera is most commonly used by working photography professionals?

• DSLR cameras

• Film cameras

• Point-and-shoot cameras

• Mirrorless cameras

Answer explanation

DSLR cameras are most commonly used by working photography professionals due to their versatility, image quality, and interchangeable lens options.