TEJIS Computer Science YEAR 3 1ST TERM
  • 1. 1. Which ancient civilization developed the Abacus, an early counting device?
A) Egyptians
B) Chinese
C) Greeks
D) Babylonians
  • 2. 2. What was the primary function of the Abacus?
A) To perform arithmetic operations
B) To calculate astronomical positions
C) To process information
D) To store data
  • 3. 3. Which device, developed in the 17th century, used beads to perform calculations?
A) Napier’s Bones
B) Calculating Clock
C) Abacus (specifically, the Soroban)
D) Pascaline
  • 4. 4. What type of computer uses continuous signals to represent data?
A) Analogue computer
B) Virtual computer
C) Hybrid
D) Digital
  • 5. 5. Which of the following is a characteristic of digital computers?
A) Processes data in discrete values
B) Processes data in discrete values
C) Uses continuous signals
D) Has infinite precision
E) Uses vacuum tubes
  • 6. 6. What type of computer combines the features of analogue and digital computers?
A) Mainframe computer
B) Microcomputer
C) Hybrid computer
D) Supercomputer
  • 7. 7. What is a primary advantage of hybrid computers?
A) Increased accuracy
B) Flexibility in processing
C) High speed
D) Low cost
E) Flexibility in processing
  • 8. 8. What is the primary function of a keyboard?
A) To input text and commands
B) To display output on the screen
C) To control the cursor
D) To store data permanently
E) To input text and commands
  • 9. 9. Which type of mouse uses a rolling ball to detect movement?
A) Optical mouse
B) Mechanical mouse
C) Laser mouse
D) Trackpad
  • 10. 10. What is the purpose of a scanner?
A) To print documents
B) To store data temporarily
C) To capture images and text
D) To input audio signals
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