General Awareness

Color Theory and Symbolism

1,945 Questions

Color theory and symbolism examine primary, secondary, and tertiary colors, alongside their psychological and cultural meanings. Questions also cover color spaces, photography, and optical properties. This specialized topic appears in design, architecture, and general intelligence sections of various competitive exams.

Primary and secondary colorsColor spaces and modelsCultural color symbolismChemical compound colorsOptical color properties

Color Theory and Symbolism Questions

Multiple choice technology web technology

What is the correct HTML for adding a background color?

  1. <body background="yellow">

  2. <background>yellow</background>

  3. <body style="background-color:yellow">

  4. <body color="background-color:yellow">
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Modern HTML uses inline CSS with the style attribute to add background color: . Option A uses the obsolete 'background' attribute, which is deprecated. Option B uses a non-existent tag, and Option D has incorrect attribute syntax ('color' with a colon-separated value isn't valid HTML).

Multiple choice technology

What is the correct HTML for adding a background color?

  1. <background>yellow</background>

  2. <body background="yellow">

  3. <body style="background-color:yellow">

  4. <body style="background-color='yellow'">
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The correct way to add background color in modern HTML is using CSS with the style attribute: . The tag doesn't exist, and the background attribute is deprecated. Double quotes are standard in HTML attributes.

Multiple choice technology

What is the correct HTML for adding a background color?

  1. <background>yellow</background>

  2. <body background="yellow">

  3. <body style="background-color:yellow">

  4. <body style="background-color='yellow'">
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Modern HTML uses CSS for styling. The correct inline CSS approach is style="background-color:yellow" (option C). The background attribute in option B is deprecated HTML4 syntax.

Multiple choice technology web technology

Consider the code <Setter Property="Background" Value="Green"/> Hello Which background color will be applied to button?

  1. Green

  2. Red

  3. Either green or red (default color black) will be applied

  4. Error
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In WPF/XAML, locally set properties always take precedence over styled properties. Even though the Style defines Background as 'Green', the direct Background='Red' setting on the Button element overrides it. This is a fundamental property value precedence rule: inline/local values > style setters > default values. The button will appear red.

Multiple choice technology web 2.0

Give the color with the hex value of #ffffff ?

  1. Black

  2. Grey

  3. Red

  4. White
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The hex color #ffffff represents white because all three color channels (red, green, blue) are at their maximum value (FF = 255). This creates pure white light. Option D is correct. Black would be #000000 (all channels at minimum).

Multiple choice technology

What is the color code for a 220 5% resistor?

  1. Red, Red, Brown, Gold

  2. Orange, Orange, Black, Gold

  3. Red, Red, Black, Gold

  4. Red, Red, Brown, Silver
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A 220 ohm resistor with 5% tolerance uses the color code: Red (2), Red (2), Brown (x10), Gold (±5%). Reading: 22 × 10 = 220 ohms. The gold band indicates 5% tolerance. This is the standard resistor color code calculation.

Multiple choice

Which of the following properties is used to fill the back ground colour of the form?

  1. Background Color

  2. Back Color

  3. BehindColor

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In Visual Basic, the property that controls a form's background color is called 'BackColor' (written as two words: Back and Color). This is the standard naming convention for color properties in VB controls. 'Background Color' and 'BehindColor' are not valid property names in VB.

Multiple choice

Lights of four colors (red, blue, green, yellow) are hung on a ladder. On every step of the ladder there are two lights. If one of the lights is red, the other light on that step will always be blue. If one of the lights on a step is green, the other light on that step will always be yellow. Which of the following statements is not necessarily correct?

  1. The number of red lights is equal to the number of blue lights.

  2. The number of green lights is equal to the number of yellow lights.

  3. The sum of red and green lights is equal to sum of the yellow and blue lights.

  4. The sum of red and blue lights is equal to the sum of green and yellow lights.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Option (4) is correct.

Multiple choice

In the national flag of India, name the colour at the top of the flag.

  1. Orange

  2. Yellow

  3. Red

  4. Deep saffron

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The top color of the Indian national flag is deep saffron (kesariya), which represents courage and sacrifice. The flag consists of three horizontal stripes of equal width - saffron at the top, white in the middle (with the Ashoka Chakra), and green at the bottom.