Computer Science Previous Year Questions 2026 | RRB JE

Computer Science - MOST IMPORTANT RRB JE Previous Year Questions

Practice real questions from previous year exams of RRB JE.

📘 Introduction to Computers📚 Components of a Computer
Q1

Which of the following is not a computer hardware?

🎯 RRB JE CBT-II 28–08–2019 (morning)
📘 Computer Architecture & Central Processing Unit📚 Control Unit
Q2

Which of the following components of CPU is responsible to direct the system to execute instructions?

🎯 RRB JE (Shift-I), 27.08.2015
📘 Computer Architecture & Central Processing Unit📚 Registers
Q3

Which of the following components of CPU temporarily stores data for ALU operations?

🎯 (RRB JE (Shift-III), 26.08.2015)
📘 Computer Architecture & Central Processing Unit📚 Control Unit
Q4

Which of the following acts as the central nervous system for other components of the computer system?

🎯 (RRB JE (Shift-II), 29.8.2015)
📘 Introduction to Computers📚 Von Neumann Architecture
Q5

..............gave stored program concept in which program and data to be processed are stored in the same memory.

🎯 RRB JE (Shift-2), 29.8.2015
📘 Computer Hardware - Input Devices📚 Joystick & Digitizer
Q6

Light pen and Joystick are _______.

🎯 RRB JE 27.08.2015 (Shift-III)
📘 Computer Hardware - Input Devices📚 Keyboard
Q7

______Keys are present on the top row of the keyboard.

🎯 RRB-JE 30.08.2019, Ist Shift
📘 Computer Hardware - Input Devices📚 MICR, OMR, OCR, and BCR
Q8

Which of the following is used by banking industry for faster processing of large volume of cheques?

🎯 RRB JE (Shift-III), 30.08.2015
📘 Computer Hardware - Input Devices📚 Microphone
Q9

Microphone is a (an)______.

🎯 RRB JE Bhopal Paper-I (Shift-II), 28.08.2015
📘 Computer Hardware - Output Devices📚 Misc
Q10

What is an output device used for?

🎯 RRB JE (Electrical) 30–08–2019 (Shift-III)
📘 Computer Hardware - Output Devices📚 Plotter
Q11

Which output device is used to transfer information from a computer to a picture on paper?

🎯 RRB JE (Shift-3), 28.08.2015
📘 Computer Hardware - Output Devices📚 Speaker
Q12

What type of device are computer speakers or headphones?

🎯 RRB JE CBT-II 29–08–2019 (evening)
📘 Computer Hardware - Output Devices📚 Monitor and Its Types (CRT, LCD, LED, OLED)
Q13

A pixel is .........

🎯 RRB JE 2014
📘 Computer Hardware - Printers - Non-Impact Printers📚 Inkjet Printer
Q14

Which of the following is NOT a valid category of impact printers?

🎯 RRB JE (Shift-I), 27.08.2015
📘 Computer Hardware - Printers - Non-Impact Printers📚 Inkjet Printer
Q15

Which of the following is a type of non-impact printer?

🎯 RRB JE CBT-II 28–08–2019 (morning)
📘 Programming and Scripting Languages📚 Low Level Languages (Machine, Assembly)
Q16

Language that the computer understands and executes is called-

🎯 RRB JE-2014
📘 Programming and Scripting Languages📚 Low Level Languages (Machine, Assembly)
Q17

In assembly language........are used to represent operation codes.

🎯 RRB JE (Shift-II), 29.8.2015
📘 Programming and Scripting Languages📚 Low Level Languages (Machine, Assembly)
Q18

Assembly language is a–

🎯 RRB JE (Shift-2), 29.8.2015
📘 Programming and Scripting Languages📚 High Level Languages (C, C++, Java, Python, etc.)
Q19

Which of the following is a scientific computer language?

🎯 RRB JE-2015
📘 Programming and Scripting Languages📚 Low Level Languages (Machine, Assembly)
Q20

Which of the following are machine level language?

🎯 RRB JE-2014