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CBSE
Class 11
Computer Science
Computer Science
Computer System
Question Bank

Question Bank - Computer System

Practice Hub

Question Bank: Computer System

This chapter introduces the fundamental components and functioning of a computer system, highlighting its significance in the modern world.

Structured practice

Question Bank - Computer System

Q1.

What does a computer primarily do with data?

Single Answer MCQ
Q-00067067
View explanation
Q2.

Which of the following is considered the brain of the computer?

Single Answer MCQ
Q-00067068
View explanation
Q3.

Which part of the CPU is responsible for performing arithmetic operations?

Single Answer MCQ
Q-00067069
View explanation
Q4.

What is the purpose of an input device?

Single Answer MCQ
Q-00067070
View explanation
Q5.

Which of the following is an example of an output device?

Single Answer MCQ
Q-00067071
View explanation
Q6.

What key component does the Control Unit in the CPU perform?

Single Answer MCQ
Q-00067072
View explanation
Q7.

What is the primary difference between primary memory and secondary memory?

Single Answer MCQ
Q-00067073
View explanation
Q8.

Which of the following devices can be considered a hybrid device, serving both input and output functions?

Single Answer MCQ
Q-00067074
View explanation
Q9.

Which component fetches instructions from memory for execution?

Single Answer MCQ
Q-00067075
View explanation
Q10.

Which technology is primarily used to create CPUs?

Single Answer MCQ
Q-00067076
View explanation
Q11.

How does data flow between the CPU and input/output devices?

Single Answer MCQ
Q-00067077
View explanation
Q12.

What is the role of RAM in a computer system?

Single Answer MCQ
Q-00067078
View explanation
Q13.

Which of the following best defines a computer system?

Single Answer MCQ
Q-00067079
View explanation
Q14.

What does the term 'microprocessor' refer to in a computer system?

Single Answer MCQ
Q-00067080
View explanation
Q15.

Which of the following represents the flow of instructions directed by the CPU?

Single Answer MCQ
Q-00067081
View explanation
Q16.

Which of the following is NOT a function of the Control Unit in the CPU?

Single Answer MCQ
Q-00067082
View explanation
Q17.

Which type of memory is volatile and loses data when power is off?

Single Answer MCQ
Q-00067083
View explanation
Q18.

What is the primary function of ROM in a computer system?

Single Answer MCQ
Q-00067084
View explanation
Q19.

What unit is used to measure data storage in larger capacities than megabytes?

Single Answer MCQ
Q-00067085
View explanation
Q20.

Which memory type is faster: RAM or secondary storage?

Single Answer MCQ
Q-00067086
View explanation
Q21.

What is a unique characteristic of Cache Memory?

Single Answer MCQ
Q-00067087
View explanation
Q22.

Which of the following best describes a Nibble?

Single Answer MCQ
Q-00067088
View explanation
Q23.

When data is stored in RAM, how is it referred?

Single Answer MCQ
Q-00067089
View explanation
Q24.

Which memory type is non-volatile?

Single Answer MCQ
Q-00067090
View explanation
Q25.

What does the term 'byte' refer to in computer memory?

Single Answer MCQ
Q-00067091
View explanation
Q26.

Why is RAM considered main memory?

Single Answer MCQ
Q-00067092
View explanation
Q27.

Which memory type is more suitable for long-term data storage?

Single Answer MCQ
Q-00067093
View explanation
Q28.

Which of the following statements about Secondary Memory is FALSE?

Single Answer MCQ
Q-00067094
View explanation
Q29.

Which unit is NOT used in measuring digital information?

Single Answer MCQ
Q-00067095
View explanation
Q30.

What is the primary purpose of data stored in Cache Memory?

Single Answer MCQ
Q-00067096
View explanation
Q31.

Which of the following distinguishes RAM from secondary memory?

Single Answer MCQ
Q-00067097
View explanation
Q32.

What is the total number of bits in a Zettabyte?

Single Answer MCQ
Q-00067098
View explanation
Q33.

Which early computing device invented by Charles Babbage is considered the basis of modern computers?

Single Answer MCQ
Q-00067099
View explanation
Q34.

What innovation replaced vacuum tubes in computers?

Single Answer MCQ
Q-00067100
View explanation
Q35.

Who introduced the concept of a stored program computer?

Single Answer MCQ
Q-00067101
View explanation
Q36.

Which of the following devices is considered a mechanical calculator?

Single Answer MCQ
Q-00067102
View explanation
Q37.

What is the significance of John Napier's invention of logarithms in computing?

Single Answer MCQ
Q-00067103
View explanation
Q38.

The device that uses punched cards for storing data was introduced by which inventor?

Single Answer MCQ
Q-00067104
View explanation
Q39.

Which computer generation is characterized by the use of integrated circuits?

Single Answer MCQ
Q-00067105
View explanation
Q40.

What technology allows modern computers to connect and communicate globally?

Single Answer MCQ
Q-00067106
View explanation
Q41.

What was the primary advantage of using the ENIAC computer when it was built?

Single Answer MCQ
Q-00067107
View explanation
Q42.

Which of the following is NOT a characteristic of the first generation of computers?

Single Answer MCQ
Q-00067108
View explanation
Q43.

Blaise Pascal is known for inventing which early mechanical device?

Single Answer MCQ
Q-00067109
View explanation
Q44.

Which machine could be considered as the first programmable computer?

Single Answer MCQ
Q-00067110
View explanation
Q45.

The introduction of which technology contributed to the miniaturization of computers?

Single Answer MCQ
Q-00067111
View explanation
Q46.

What does 'EDVAC' stand for in computing history?

Single Answer MCQ
Q-00067112
View explanation
Q47.

Which computing device first utilized the concept of logical processing?

Single Answer MCQ
Q-00067113
View explanation
Q48.

What key feature distinguishes the fourth generation of computers?

Single Answer MCQ
Q-00067114
View explanation
Q49.

What is the primary purpose of the data bus in a computer system?

Single Answer MCQ
Q-00067115
View explanation
Q50.

Which type of memory is directly accessible by the CPU?

Single Answer MCQ
Q-00067116
View explanation
Q51.

What does the address bus carry?

Single Answer MCQ
Q-00067117
View explanation
Q52.

Which component temporarily holds data and instructions during processing?

Single Answer MCQ
Q-00067118
View explanation
Q53.

What is the primary function of the Control Unit (CU) in the CPU?

Single Answer MCQ
Q-00067119
View explanation
Q54.

Which type of memory is non-volatile and used for long-term data storage?

Single Answer MCQ
Q-00067120
View explanation
Q55.

Which statement best describes the function of cache memory?

Single Answer MCQ
Q-00067121
View explanation
Q56.

What happens to data located in RAM when the power is turned off?

Single Answer MCQ
Q-00067122
View explanation
Q57.

Which bus is responsible for transferring control signals in a computer?

Single Answer MCQ
Q-00067123
View explanation
Q58.

Why is the data transfer rate to cache memory faster than to RAM?

Single Answer MCQ
Q-00067124
View explanation
Q59.

How does data transfer occur between secondary storage and primary memory?

Single Answer MCQ
Q-00067125
View explanation
Q60.

Which of the following is NOT true about the data bus?

Single Answer MCQ
Q-00067126
View explanation
Q61.

In which situation would a cache miss occur?

Single Answer MCQ
Q-00067127
View explanation
Q62.

What type of memory is typically faster than RAM but smaller in size?

Single Answer MCQ
Q-00067128
View explanation
Q63.

What is the primary function of a microprocessor?

Single Answer MCQ
Q-00067129
View explanation
Q64.

Which of the following statements correctly describes a feature of the Von Neumann architecture?

Single Answer MCQ
Q-00067130
View explanation
Q65.

What is the significance of Moore's Law in relation to microprocessors?

Single Answer MCQ
Q-00067131
View explanation
Q66.

Which generation of microprocessors first introduced a 32-bit architecture?

Single Answer MCQ
Q-00067132
View explanation
Q67.

In a microprocessor, what does the 'word size' refer to?

Single Answer MCQ
Q-00067133
View explanation
Q68.

What is the primary purpose of a bus in a microprocessor system?

Single Answer MCQ
Q-00067134
View explanation
Q69.

Which of the following microprocessor characteristics has the greatest impact on performance?

Single Answer MCQ
Q-00067135
View explanation
Q70.

What is a main characteristic of microprocessors built using Very Large Scale Integration (VLSI)?

Single Answer MCQ
Q-00067136
View explanation
Q71.

Which of the following best describes the function of the Arithmetic Logic Unit (ALU) within a CPU?

Single Answer MCQ
Q-00067137
View explanation
Q72.

The maximum memory size supported by a microprocessor is directly related to its:

Single Answer MCQ
Q-00067138
View explanation
Q73.

What does the term 'multicore' refer to in microprocessors?

Single Answer MCQ
Q-00067139
View explanation
Q74.

Which of the following describes 'clock speed' in relation to microprocessors?

Single Answer MCQ
Q-00067140
View explanation
Q75.

What technological advancement allowed the integration of complete CPU on a single chip?

Single Answer MCQ
Q-00067141
View explanation
Q76.

In microprocessor design, what does the term 'LSI' stand for?

Single Answer MCQ
Q-00067142
View explanation
Q77.

Which microprocessor generation is characterized by being able to handle 64-bit word size?

Single Answer MCQ
Q-00067143
View explanation
Q78.

What is data in the context of computer systems?

Single Answer MCQ
Q-00067144
View explanation
Q79.

Which type of memory is volatile and loses its contents when power is off?

Single Answer MCQ
Q-00067145
View explanation
Q80.

What function does the Arithmetic Logic Unit (ALU) perform in a CPU?

Single Answer MCQ
Q-00067146
View explanation
Q81.

Which of the following accurately describes secondary storage?

Single Answer MCQ
Q-00067147
View explanation
Q82.

What does the Control Unit (CU) do in a computer system?

Single Answer MCQ
Q-00067148
View explanation
Q83.

What is the primary difference between RAM and ROM?

Single Answer MCQ
Q-00067149
View explanation
Q84.

Why is cache memory used in computer systems?

Single Answer MCQ
Q-00067150
View explanation
Q85.

In terms of data flow, what is the first step in a computer process?

Single Answer MCQ
Q-00067151
View explanation
Q86.

What type of device converts digital data into a format understandable for users?

Single Answer MCQ
Q-00067152
View explanation
Q87.

Which term refers to a microprocessor with two processing units?

Single Answer MCQ
Q-00067153
View explanation
Q88.

What is meant by the term 'input device'?

Single Answer MCQ
Q-00067154
View explanation
Q89.

Which of the following best describes the role of data in a computer system?

Single Answer MCQ
Q-00067155
View explanation
Q90.

Which memory is specifically used by the CPU to store immediate data during processing?

Single Answer MCQ
Q-00067156
View explanation
Q91.

What type of data is stored in Read Only Memory (ROM)?

Single Answer MCQ
Q-00067157
View explanation
Q92.

In a computer, how does the CPU communicate with memory?

Single Answer MCQ
Q-00067158
View explanation
Q93.

Which component of the CPU is responsible for executing instructions?

Single Answer MCQ
Q-00067159
View explanation
Q94.

What is the primary function of an operating system?

Single Answer MCQ
Q-00067160
View explanation
Q95.

Which of the following is NOT a function of an operating system?

Single Answer MCQ
Q-00067161
View explanation
Q96.

In which type of user interface does a user type commands to perform tasks?

Single Answer MCQ
Q-00067162
View explanation
Q97.

Which of the following operating systems is commonly used on smartphones?

Single Answer MCQ
Q-00067163
View explanation
Q98.

What is 'process management' in an operating system?

Single Answer MCQ
Q-00067164
View explanation
Q99.

Which operating system allows for multitasking to run multiple applications simultaneously?

Single Answer MCQ
Q-00067165
View explanation
Q100.

Which of the following interfaces allows users to interact with a computer using visual elements?

Single Answer MCQ
Q-00067166
View explanation
Q101.

What is considered the 'brain' of the computer?

Single Answer MCQ
Q-00067167
View explanation
Q102.

Which type of operating system manages tasks in real-time?

Single Answer MCQ
Q-00067168
View explanation
Q103.

What does memory management in an operating system involve?

Single Answer MCQ
Q-00067169
View explanation
Q104.

What would be the result of poor process management in an operating system?

Single Answer MCQ
Q-00067170
View explanation
Q105.

What function does the operating system provide to applications for accessing hardware?

Single Answer MCQ
Q-00067171
View explanation
Q106.

Which operating system is known for its use in servers and high-performance computing?

Single Answer MCQ
Q-00067172
View explanation
Q107.

Which part of the operating system is responsible for managing security and access control?

Single Answer MCQ
Q-00067173
View explanation
Q108.

Which user interface type allows for interaction primarily through gestures?

Single Answer MCQ
Q-00067174
View explanation
Q109.

How do most operating systems handle memory allocation for new processes?

Single Answer MCQ
Q-00067175
View explanation
Q110.

What distinguishes an open-source operating system from proprietary ones?

Single Answer MCQ
Q-00067176
View explanation
Q111.

What type of software is necessary for a computer to function correctly?

Single Answer MCQ
Q-00067177
View explanation
Q112.

Which component of the computer system is responsible for executing programs?

Single Answer MCQ
Q-00067178
View explanation
Q113.

What is the primary function of an operating system?

Single Answer MCQ
Q-00067179
View explanation
Q114.

Which type of software is specifically designed to created other software?

Single Answer MCQ
Q-00067180
View explanation
Q115.

Which of the following is a type of non-volatile memory?

Single Answer MCQ
Q-00067181
View explanation
Q116.

What type of software is typically used to manage files in a computer?

Single Answer MCQ
Q-00067182
View explanation
Q117.

Which programming language is closest to machine code?

Single Answer MCQ
Q-00067183
View explanation
Q118.

What is the main role of device drivers?

Single Answer MCQ
Q-00067184
View explanation
Q119.

Which of the following software types can be categorized as freeware?

Single Answer MCQ
Q-00067185
View explanation
Q120.

What is the difference between RAM and ROM?

Single Answer MCQ
Q-00067186
View explanation
Q121.

Which system component communicates data between the CPU and other hardware?

Single Answer MCQ
Q-00067187
View explanation
Q122.

What is one advantage of using open-source software?

Single Answer MCQ
Q-00067188
View explanation
Q123.

Which of the following actions is NOT a part of the file management system?

Single Answer MCQ
Q-00067189
View explanation
Q124.

In computing, what does the acronym 'GUI' stand for?

Single Answer MCQ
Q-00067190
View explanation
Q125.

Which of the following is a common type of application software?

Single Answer MCQ
Q-00067191
View explanation
Q126.

Which software helps programmers write and debug their code?

Single Answer MCQ
Q-00067192
View explanation
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