Selected MCQ

Current Question
Fourth Industrial revolution (4IR) means ____.
  • A. Internet Communication
  • B. Communication through technology
  • C. Internet of Things
  • D. All of these
Correct Answer: D
Explanation:
4IR encompasses IoT, AI, and advanced digital communication technologies.
Related Question 1
In Excel, the error message “#Value!” typically means:
  • A. Invalid Input
  • B. Calculation Error
  • C. Data Corruption
  • D. Low Memory
Correct Answer: B
Explanation:
#VALUE! indicates a problem with the data type used in the formula.
Related Question 2
A ____ is a representation of a frequency distribution by means of rectangles whose widths represent class intervals and whose areas are proportional to the corresponding frequencies.
  • A. Pictograph
  • B. Histogram
  • C. Pie Chart
  • D. Bar Chart
Correct Answer: B
Explanation:
A histogram uses adjacent rectangles to show frequency distribution.
Related Question 3
The binary system is composed of the values 1 & 0 and means:
  • A. On
  • B. Off
  • C. Start
  • D. Low
Correct Answer: B
Explanation:
In binary, 0 represents off, and 1 represents on.
Related Question 4
Animation means ____.
  • A. Updating images
  • B. Uploading images
  • C. Accelerated static images
  • D. None of these
Correct Answer: A
Explanation:
Animation is the rapid updating of images to create motion.