Introduction to Computer System

Introduction: Data & Information, History, Basic organization of computer, Computer generations, Types of computer: Main frame, Mini and Micro computer; Different types of micro computer, Simplest & Expanded Computer System, Number systems: Binary, Hexadecimal and Octal numbers; A Modern Overview of Computers, Some Modern Computing Ideas, Types of computer buses.

Hardware & Software: Hardware, classification of hardware, Types of software, Systems software: Operating system, Editors, Assemblers, Compilers, Interpreters, System Utilities, Application packages.

Input Device Techniques: Keyboard, Touch Screen, Light pen, Mouse, Pen Input Method, Graphics Tablet, Joysticks, Barcodes. OCR System ,Scanner. Mark Sense Reader, Magnetic Ink character recognition, Digital Camera, Speech Input.

Output Device Techniques: Monitor, Printer, Graphics output devices.

Storage Techniques: Primary Storage device and techniques, Secondary storage device and techniques.

Operating System: Basic concept, types of operating system : batch, multi tasking, multiprocessing , time sharing & real time operating system.

Modern Communication Systems: Computer Networks, types of computer network, network topology , International Network Standards.

Programming Concept: Problem analysis, Algorithm build-up, Flowcharts, High Level Language Features, Function and Procedure.

Reference Books:

  1. Understanding Computer Science for Advance Level(4th Edition). -Ray Bradley
  2. Computer Fundamentals (4th Edition). -Pradeep K. Sinha
  3. Computers and Information Systems(5th Edition), -Sarah E. Hutchinsonb and Stacey C.Sawyer
  4. Computer Fundamental ,M. Lutfar Rahman and M. Alamgir Hossain.

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Question Draw the functional block diagram of a digital computer. Write down the functions of arithmetic logic unit.
NU Year 2009
Question Explain four important characteristics of a computer. List some importantfeatures of third generation’s computers.
Question Classify and discuss different types of digital computer.
NU Year 2009
Question Explain hybrid computer and mention where it is used?
NU Year 2009
Question What are computer buses? Draw the computer bus system of computer.
NU Year 2009
Question What is input hardware? Give three examples with their uses.
NU Year 2009
Question What is bar code ? How does bar code Works ? Write the application areas of bar code readers.
NU Year 2009
Question What is printer? What is the classification of computer printer? Mention the parameters to choice a best printer.
Question What is printer? What is the classification of computer printer? Mention the parameters to choice a best printer.
NU Year 2009
Question Decimal number system has a base of 10 -what dose it mean? Convert (43.55)10 into equivalent binary. octal and hexadecimal number.
Question Decimal number system has a base of 10 -what dose it mean?Convert (43.55)10 into equivalent binary.octal and hexadecimal number.
Question Decimal number system has a base of 10 -what dose it mean?Convert (43.55)10 into equivalent binary.octal and hexadecimal number
NU Year 2009
Question Add the numbers (1011.1101)2 and (10101.101)2 Convert the results into decimal equivalent.
NU Year 2009
Question Subtract (35)10 from (20)10 using 2‘s complement method (use 8-bit register)
NU Year 2009
Question What type of number “3 D“ is? Why? What do you mean by BCD and EBCDIC?
NU Year 2009
Question What is computer memory? Mention the types of computer memories withexample.
Question What is computer memory?Mention the types of computer memories with example
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Question Describe RAM, ROM, PROM and Magnetic Disk
NU Year 2009
Question Why secondary memories are needed for computer?
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Question Explain multitasking and batch processing?
NU Year 2009
Question What do you mean by information technology (IT)? What are the impact of IT in our society?
NU Year 2009
Question What is internet? What do you mean by the terms : WWW. FTP. e-mail and DNS?
NU Year 2009
Question What is topology? Explain start and ring topology and mention their merits and demerits.
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Question Explain half-duplex and full-duplex data communication.
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Question Mention the differences between computer hardware and software.
NU Year 2009
Question Write short notes on:-(i) editor(ii) assembler(iii) compiler(iv) interpreter
Question Write short notes on:-(i) editor(ii) assembler(iii) compiler(iv) interpreter
Question Write short notes on:-(i)editor(ii)assembler(iii)compiler(iv)interpreter
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Question Draw a flowchart for finding the maximum of three inputted integers
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Question Write the steps to solve a problem using computer
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Question what do you mean by computer? Describe the basic organisation of a computer system?
NU Year 2010
Question Differentiate between analog and digital computer.
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Question Briefly discuss about different type of input hardware with examples.
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Question What is the difference between binary BCD code?
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Question Convert the followings:-(i) (ABC.2F)16 =(?)10(ii) (435.15)10 =(?)8
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Question Write short. notes on ASCII, Unicode and Parity bit.
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Question What do you mean by scanning devices? Write write down the function of POS machine.
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Question What do you mean by Operating System(OS)?Write down the basic functions of OS?
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Question Describe multiprocessing and Real time operating system with their applications
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Question Differentiate between Text based operating system and GUI based operating system
NU Year 2010 2014
Question Write down usage of MS-word and MS-excel software packages
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Question What is Cache memory?Differentiate between primary and secondary memory
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Question Write short notes on ROM, RAM, EPROM, OMR
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Question List the different types of printers.Explain advantages and disadvantages of laser and thermal printers
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Question How does a hard disk drive work?
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Question Give a comparative study among twisted pair wire, coaxial cable and Optical fiber
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Question Describe the basic elements of communication network
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Question Briefly explain different types of LAN topologies.
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Question Define Internet. What are the applications. of internet in modern life?
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Question What do you mean by programming language? Briefly explain the advantages and disadvantages of machine language, assembly language and high-level language.
NU Year 2010
Question What do you mean by database management system? Write down the advantages of database system are traditional file processing system.
NU Year 2010
Question What is computer? Briefly discuss the influence of computers on : (i) education (ii) communication (iii) commerce and iv) industry.
NU Year 2012
Question Why have computers been designed to use the binary number system?
NU Year 2012
Question Draw a block diagram to illustrate the basic organisation of a computer system and explain the functions of the various units.
NU Year 2012
Question What is meant by ‘generation’ in computer terminology? List out some of the advantages of IC technology over transistor technology.
NU Year 2012
Question What is BCD code? Why was BCD code extended to EBCDIC?
NU Year 2012
Question What is hardware? Briefly explain the common categories of hardware.
NU Year 2012
Question List the main functions of a text editor.
NU Year 2012
Question What is the integrated package? Discuss its features and advantages.
NU Year 2012
Question Mention two differences between compiler and interpreter.
NU Year 2012
Question Differentiate between volatile and non-volatile memory.
NU Year 2012
Question Write short notes on :-(i)Digtal camera (ii) Scanner (iii) Touch screen; (iv) MagneticInk Character Recognition (MICR)
NU Year 2012
Question Write down the advantages of LCD monitor over CRT monitor.
NU Year 2012
Question Distinguish between printer and plotter.
NU Year 2012
Question What is secondary storage? How does it differ from a primary storage?
NU Year 2012
Question State and explain the evolution criteria of a storage device?
NU Year 2012
Question What is operating system? List the main factors that are involved for the efficiency of an operating system?
NU Year 2012
Question What are system calls and system programs? Discuss the categories of system programs
NU Year 2012
Question What is network topology? Briefly explain the differentcomputer network topologies with their diagram
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Question What is OSl model? Explain different layer of this model.
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Question Draw the simplified data communication model and identify its components.
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Question Define function & procedure. Write a short note aboutprinter its typing and working procedure.
NU Year 2012
Question Differentiate between Hardware and Software
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Question What do you mean by database management system?Write down the advantages of database system over traditional file processing system
NU Year 2012
Question Distinguish between algorithm and flow chart
NU Year 2012
Question Define analog and digital computer. List the important characteristics of the computer.
NU Year 2013
Question Draw the functional block diagram of CPU and describe its function.
NU Year 2013
Question What are the features of fourth generation computer?
NU Year 2013
Question How a binary number can be converted into decimal number?Explain with example.
NU Year 2013
Question What is system software? Why operating system is called a system software?
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Question Why compiler is important?
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Question What are the functions of Mouse?
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Question Describe the working principle of Monitor.
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Question What do you mean by primary storage device? How it differentiate with secondary storage device?
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Question How storage device communicate with processing unit of a computer?
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Question What is Cache memory? Why it is important?
NU Year 2013
Question What is the limitation of RAM?
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Question What is an operating system? List the major tasks of an operating system.
NU Year 2013 2014
Question Discuss about by batch processing. multiprocessing and time sharing system with examples.
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Question What do you mean by backup? Why it is important?
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Question What is computer virus? Discuss some measures to preventthe computer system from virus attack
NU Year 2013 2014
Question What is machine language, assembly language and high level language?
NU Year 2013
Question What do you mean by algorithm? Explain the different stages of problem solving technique.
NU Year 2013 2014
Question Define package software. Briefly explain the various features of word processing soflware.
NU Year 2013
Question Make a comparison between DOS, Windows and Linux operating system.
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Question What is computer network? Discuss about LAN, MAN andWAN.
NU Year 2013
Question What is the function of Assembler?
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Question List the seven layers of OS reference model and explain thefunction of transport and network layers.
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Question Discuss about WiFi, GPRS, EDGE and 3G communication technology.
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Question What are the components of a computer system? Write thedifferences between Analog and Digital Computer.
NU Year 2014
Question What is data and information? How data are processed in acomputer system?
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Question Discuss the basic organization of computer.
NU Year 2013
Question What is ASCII. BCD. Unicode and Parity bit?
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Question Convert (6F.F)16 into decimal.
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Question What is monitor? Write down the working principles of CRT monitor.
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Question Primary memory is very fast comparing to secondary. Thenwhy do we need to use secondary memory, describe.
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Question What do you mean by scanning devices? What are the functions of Bar-Code reader?
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Question What is Cache memory? Describe in details.
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Question Discuss the working principle of laser printer.
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Question What is E-mail? Describe importance of E-mail in modern communication system?
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Question What is data communication? Describe basic elements of datacommunications
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Question Differentiate between MAN and WAN.
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Question Explain different types of transmission mode in communication with suitable examples.
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Question What is optical fiber? Describe about optical fiber.
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Question What is social networking? Write few social networking sitesand also discuss the impacts social networking in moderncommunications
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Question What is e-commerce? Briefly describe different categories of e-commerce.
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Question Differentiate between guided media and unguided media.
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Question Write short notes:(i)Super computer(ii)Flash memory(iii)WiFi(iv)FTP
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Question What are data and information? Mention the differences between data and information?
NU Year 2007
Question Draw the basic organization of a computer system
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Question What are the types of computer? Write the classification of digital computer
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Question What is computer bus? Write are the buses used in computer system? Draw the bus architecture of a computer system
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Question What is software? Write the classification of software and explain
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Question What is an operating system? Write the function of an operating system
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Question What is output device? Mention the name of five output devices
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Question Write the classification of printers
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Question Write short notes on touch screen, joysticks, scanner and digital camera
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Question Define analog and digital computer. List the importantcharacteristics of the computer.
NU Year 2013
Question Draw the functional block diagram of CPU and describe itsfunction.
NU Year 2013
Question What are the features of fourth generation computer'?
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Question How a binary number can be converted into decimal number?Explain with example.
NU Year 2013
Question What is system software? Why operating system is called assystem software?
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Question Why compiler is important?
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Question What are the functions of a Mouse?
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Question Describe the working principle of Monitor.
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Question What do you mean by primary storage device? How it differentiate with secondary storage device?
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Question What is Cache memory? Why it is important?
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Question What is the limitation of RAM?
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Question What is an operating system? List the major tasks of anoperating system.
NU Year 2013
Question Discuss about by batch processing, multiprocessing andtime sharingsystem with examples.
NU Year 2013
Question What do you mean by backup? Why it is important?
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Question What is computer virus? Discuss some measures to prevent the computer system from virus attack.
NU Year 2013
Question What is machine language, assembly language andhigh level languages .
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Question What do you mean by algorithm'? Explain the different stagesof problem solving technique
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Question Define package software. Briefly explain the various featuresof word process of software.
Question Define package software. Briefly explain the various featuresof word processingsoftware .
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Question Make a comparison between DOS, Windows and Linux operating system.
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Question What is computer network? Discuss about LAN, MAN andWAN.
NU Year 2013
Question What is the function of Assembler?
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Question List the seven layers of OSI reference model and explain thefunction of transport and network layers.
Question List the seven layers of OSI reference model and explain thefunction of transport and network layers.
Question List the seven layers of OSI reference model and explain thefunction of transport and network layers.
NU Year 2013
Question Discuss about WiFi, GPRS, EDGE and 3G communication technology
NU Year 2013
Question What is computer? Briefly discuss the influence of computers on : (i) education (ii) communication (iii) commerce and (iv) industry.
NU Year 2012
Question Why have computers been designed to use the binary number system?
NU Year 2012
Question Draw a block diagram to illustrate the basic organisation of a computer system and explain the functions of the various units.
NU Year 2012
Question What is meant by 'generation' in computer terminology? List out some of the advantages of IC technology over transistor technology .
NU Year 2012
Question What is BCD code? Why was BCD code extended to EBCDIC?
NU Year 2012
Question What is hardware? Briefly explain the common categories of hardware.
NU Year 2012
Question List the main functions of a text editor.
NU Year 2012
Question What is the integrated package? Discuss its features and advantages.
NU Year 2012
Question Differentiate between volatile and non-volatile memory.
NU Year 2012
Question Write short notes on :(i) Digital camera; (ii) Scanner; (iii) Touch screen; (iv) MagneticInk Character Recognition (MICR).
NU Year 2012
Question Distinguish between printer and plotter.
NU Year 2012
Question What is secondary storage? How does it differ from a primary storage?
NU Year 2012
Question State and explain the evaluation criteria of a storage device.
NU Year 2012
Question What is operating system? List the main factors that are involved for the efficiency of an operating system.
NU Year 2012
Question What are system calls and system programs? Discuss the categories of system programs.
NU Year 2012
Question What is network topology? Briefly explain the different computer network topologies with their diagram.
NU Year 2012
Question What is OSI model? Explain different layer of this model.
NU Year 2012
Question Draw the simplified data communication model and identify its components.
NU Year 2012
Question Define function & procedure. Write a short note about printer, its type and working procedure.
NU Year 2012
Question Differentiate between Hardware and Software.
NU Year 2012
Question What do you mean by database management system? Write down the advantages of database system over traditional file processing system.
NU Year 2012
Question Distinguish between algorithm and flow chart.
NU Year 2012
Question What is Computer? Briefly discuss the influence of computers on: (i) education (ii) Communication (iii) Commerce and (iv) industry.
Institute Dhaka City College 2012
Question Why have computers been designed to use the binary number system?
Institute Dhaka City College 2012
Question Draw a block diagram to illustrate the basic organization of a computer system and explain the functions of the various units.
Institute Dhaka City College 2012
Question What is meant by 'generation' in computer technology? List out some advantage of IC technology over transistortechnology.
Institute Dhaka City College 2012
Question What is BCD code? Why was BCD code extended to EBCDIC?
Institute Dhaka City College 2012
Question What is hardware? Briefly explain the common categories of hardware.
Institute Dhaka City College 2012
Question List the main functions of a text editor.
Institute Dhaka City College 2012
Question What is the integrated package? Discuss its features and advantages.
Institute Dhaka City College 2012
Question Mention two difference between compiler and interpreter.
Institute Dhaka City College 2012
Question Mention two differences between compiler and interpreter.
Institute Dhaka City College 2012
Question Differentiate between volatile and non-volatile memory.
Institute Dhaka City College 2012
Question Write short notes on:- (i) Digital Camer; (ii) Touchscreen; (iii) Scanner; (iv) Magnetic Ink Character Recognition (MICR).
Institute Dhaka City College 2012
Question Write down the advantages of LCD monitor over CRT monitor.
Institute Dhaka City College 2012
Question Distinguish between printer and plotter.
Institute Tejgaon College 2012
Question State and explain the evaluation criteria of a storage device.
Institute Dhaka City College 2012
Question What is operating system? List the main factors that are involved for the efficiency of an operating system.
Institute Dhaka City College 2012
Question What are system calls and system programs? Discuss the categories of system programs.
Institute Tejgaon College 2012
Question What is network topology? Briefly explain the different computer network topologies with their diagram.
Institute Tejgaon College 2012
Question What is OSI model? Explain different layer of this model.
Institute Dhaka City College 2012
Question Draw the simplified data communication model and identify it's components.
Institute Tejgaon College 2012
Question Define function & procedure. write a short about printer, it's type and working procedure.
Institute Tejgaon College 2012
Question Differentiate between hardware andSoftware
Institute Tejgaon College 2012
Question What do you mean by database management system? write down the advantage of database system over traditional file processing system.
Institute Tejgaon College 2012
Question Distinguish between algorithm and flow chart.
Institute Dhaka City College 2012
Question Define analog and digital computer. List the important characteristics of the computer.
Institute Dhaka City College 2013
Question Draw the functional block diagram of CPU and describe its function.
Institute Dhaka City College 2013
Question What are the features of fourth generation computer?
Institute Dhaka City College 2013
Question How can a binary number be converted into a decimal number? Explain with example.
Institute Dhaka City College 2013
Question What is a system software? Why operating system is called as System is called as system software?
Institute Dhaka City College 2013
Question Why compiler is important?
Institute Dhaka City College 2013
Question What are the functions of a Mouse?
Institute Dhaka City College 2013
Question Describe the working principle of Monitor.
Institute Dhaka City College 2013
Question What do you mean by primary storage device? How it differentiate with secondary storage device?
Institute Dhaka City College 2013
Question How storage device communicate with processing unit of a computer?
Institute Dhaka City College 2013
Question What is Cache memory? Why it is important?
Institute Dhaka City College 2013
Question What is the limitation of RAM?
Institute Dhaka City College 2013
Question What is an operating system? List the major task of an operating system.
Institute Dhaka City College 2013
Question Discuss about by batch processing, multiprocessing and timesharing system with examples.
Institute Dhaka City College 2013
Question What do you mean by backup? Why it is important?
Institute Dhaka City College 2013
Question What is computer virus? Discuss some measures to prevent the computer system from virus attack.
Institute Dhaka City College 2013
Question What is machine language, assembly language and high-level languages?
Institute Dhaka City College 2013
Question What do you mean by algorithm? Explain the different stages of problem solving technique.
Institute Dhaka City College 2013
Question Define package software. Briefly explain the various features of word processing software.
Institute Dhaka City College 2013
Question Make a comparison between DOS, Windows and Linus operating System.
Institute Dhaka City College 2013
Question What is computer network? Discuss about LAN, MAN, and WAN.
Institute Dhaka City College 2013
Question What is the function of Assembler?
Institute Dhaka City College 2013
Question List the seven layer model of OSI reference model and explain the function of transposrt and network layers.
Institute Dhaka City College 2013
Question Discuss about WiFi, GPRS, EDGE, and 3G communication technology.
Institute Dhaka City College 2013
Question What is computer? Mention some important characteristics of computer and explain them.
Institute Dhaka City College 2011