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University of Barishal

Department of Computer Science and Engineering

Final Exam

Course Title: Peripherals and Interfacing (CSE-3207)

Semester: 6th | Session: 17-18

Time: 180 minutes | Marks: 60.00

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Answer any five Questions from the followings.

1.

a)

Define computer peripherals. Make a brief list of most well known Input and Output peripherals

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Topics: Peripheral and I/O , Peripheral Basic Solution is Coming!
3 Marks
b)

What do you know about keyboard? Briefly explain the basic working principles of keyboard?

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Topics: N/A Solution is Coming!
6 Marks
c)

Write short notes on the Hall effect keyboard.

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Topics: N/A Solution is Coming!
3 Marks
2.

a)

How can we calculate the measurements size of computer display?

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Topics: Display Devices Solution is Coming!
3 Marks
b)

Why LCD is called liquid crystal? Explain how CRT monitor display an image.

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Topics: Display Devices , Peripheral Devices Solution is Coming!
6 Marks
c)

Write down the benefits and the limitations of optical mice over mechanical mice.

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Topics: N/A Solution is Coming!
3 Marks
3.

a)

Write down prominent features including advantages, disadvantages and real time applications of OMR, MICR and OCR

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Topics: Optical Recognition System Solution is Coming!
5 Marks
b)

8255 operates in three operational modes: Mode 0, Mode 1, Mode 2. Explain them with right control word.

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Topics: N/A Solution is Coming!
4 Marks
c)

Discuss the role of input/output derivers for UNIX/LINUX operating system.

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Topics: I/O Device Drivers in UNIX/Linux Solution is Coming!
3 Marks
4.

a)

Mention the basic role of DMA. Make a brief description of DMA transfer modes.

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Topics: Direct Memory Access (DMA) Solution is Coming!
5 Marks
b)

What do you mean by cycle stealing in DMA?

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Topics: N/A Solution is Coming!
2 Marks
c)

Draw the block diagram of 8255 architecture. Write down the port functions of 8255.

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Topics: N/A Solution is Coming!
5 Marks
5.

a)

Compare Memory-mapped I/O with peripheral I/O

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Topics: Memory and I/O , Peripheral and I/O Solution is Coming!
3 Marks
b)

What is the main purpose of Scanner? Write down the basic steps of Scanning process  elaborately.

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Topics: N/A Solution is Coming!
5 Marks
c)

How does computer mouse work?

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Topics: N/A Solution is Coming!
4 Marks
6.

a)

Why UPC-A, UPC-E, UPC Supplemental are needed?

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Topics: N/A Solution is Coming!
3 Marks
b)

What is Barcode Reader? Define and identify the following barcode structure.

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Topics: N/A Solution is Coming!
5 Marks
c)

Define check digit. Using the following code determines the check digit.
"93000283936"

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Topics: N/A Solution is Coming!
4 Marks
7.

a)

Define printer. What are the basic technologies of Printer?

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Topics: Printer Devices Solution is Coming!
3 Marks
b)

i. What are the color schemes in printing?
ii. How does plotter enhance printing?

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Topics: N/A Solution is Coming!
3 Marks
c)

Briefly explain the inkjet printer printing process.

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Topics: N/A Solution is Coming!
3 Marks
d)

Differentiate between Dot matrix printing and Laser printing.

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Topics: N/A Solution is Coming!
3 Marks
8.

a)

Write short notes on main component of Touch Screen.

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Topics: N/A Solution is Coming!
3 Marks
b)

What is MIDI? What are the benefits of MIDI with some applications?

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Topics: N/A Solution is Coming!
5 Marks
c)

Explain the command byte 10011100 of the command resister in the 82C55.

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Topics: N/A Solution is Coming!
4 Marks

Good Luck!!!

View 106 Topic-wise Questions for this Course

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