11/23/21

System maintenance diploma question

System Maintenance

Sub Code: - 1618501

 

2020(Odd)

Time : 3Hrs

  Semester  V(New)/CSE  

  System Maintenance  

Full Marks : 70

Pass marks : 28

                                                                                                                                                     

 

 

Group A

 

Choose the most suitable answer from the following options: -   (1*20=20)


(i) From what location are the 1st computer instructions available on boot up?

(a) ROM BIOS

(b) CPU

(c)  Boot.int

(d) CONFIG.sys


(ii) Missing slot covers on a computer cam cause?

(a) Over heat

(b) Power surges

(c) EMI

(d) Incomplete path for ESD


(iii) Which motherboard from factor uses 120 pin connector.

(a) ATX

(b) AT

(c) BABY AT

(d) All of the above


(iv) A Hard Disk is divided into tracks which are further subdivided into:

(a) Clusters

(b)Sectors

(c) Vectors

(d) Heads


(v) In laser printer technology, what happens during the conducting stage?

(a) The corona wire places a uniform positive charge on the paper

(b) A uniform negative charge is placed on the photo sensitive drum.

(c) A uniform negative charge is placed on the toner.

(d) All of the above


(vi)  Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause he problem?

(a) Paper slippage

(b) Improper ribbon advancement

(c) Paper thickness

(d) Head position


(vii) The 34 pin connection of an I/O card is for?

(a) Floppy drive

(b) SCSI drive

(c) IDE drive

(d)ZIP drive


(viii) What tool is used to test serial and parallel ports?

(a) High volt probe

(b) Cable scanner

(c) Loop backs (Wrap plugs)

(d) Sniffer


(ix) You were installing in windows 95, and the computer crashes, what do you do?

(a) Press alt + ctrl + delete, twice

(b) Press alt + ctrl + delete, and end he task

(c) Press the rest button on the computer

(d) Turn off computer and boot form a floppy disk

 
(x) How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as device.

(a) 1

(b) 8

(c) 20

(d) 10

 
(xi) _________help prevents power surges.

(a) Surge suppressor

(b) Spike protector

(c) UPS system

(d) High-grade multi meter


(xii) If the memory slots have 30 pins then the chip is a

(a) DIMM

(b) SIMM

(c) SDRAM

(d) All of the above


(xiii) How many pins on a VGA?

(a) 15

(b) 9

(c) 25

(d) 32


(xiv) During the normal PC boot process, which of the following is active first?

(a) RAM BIOS

(b) CMOS

(c) ROM BIOS

(d) Hard disk information

 
(xv) A ________ monitor looks like a television and are normally used with non-portable computer systems.

(a)  CRT

(b) LCD

(c)  LED

(d) Flat panel monitor


(xvi) PCI stands for

(a)  Peripheral Component Interconnect

(b) Partial Component Interconnect

(c)  Peripheral Component Interaction

(d) Partial Component Interaction


(xvii) Which of the following is used in main memory?

(a)  SRAM

(b) DRAM

(c)  PRAM

(d) DDR


(xviii) What does USB stands for?

(a)  Universal Signal Board

(b) Universal Signal BUS

(c)  Universal Serial BUS

(d) Universal Serial Board


(xix) Which of the following is a magnetic disk?

(a)  Floppy

(b) Winchester

(c)  Zip

(d) Flash


(xx) CPU and main memory system are installed on

(a)  Expansion board

(b) Mother board

(c)  Storage device

(d) Output

 

Group:-"B"

 

Answer all Five Questions: -                         (5*4=20) 

 

2.  Explain what you understand by real and virtual memory.

OR

What are CISC and RISC processes?

 

3.  What are drivers? Explain in brief.

OR

What is the function of memory in a computer?

 

4. What do you understand by formatting of magnetic disk?

OR

Describe the function of LCD monitors?

 

5.  What is booting process?

OR

What is ROM BIOS? In what way does it differ from an Operating System?

 

6. What is USB? Discuss it briefly. 

OR

Explain different types of mouses.

 

Group:- "C"

 

Answer all Five Questions: -                         (5*6=30) 

 

7.  What are the essential components of a computer? Draw the systematic block diagram of a computer swing it is essential components.

OR

Explain the following terms

a.    Hardware

b.    Firmware

c.     Freeware

 

8.  What is the purpose of providing registers in CPU? Describe various registers which are usually provided in a microprocessor?

OR

What are CISC and EIDE adaptors? Discuss their applications.

 

9.  Describe ROM, PROM, EEPROM and flash memory with their merits, demerits and area of applications.

OR

What do you understand by "Peripheral"? Explain with examples. Discuss the function of input and output devices.

 

10.  Discuss the working principle of a Dot Matrix printer? Discuss its merits and demerits.

OR

Discuss the working principle of laser printers. Discuss the area of applications of slow speed and high speed laser printers.

 

11.  What is PCI? Discuss its merits over other bus architectures.

OR

What is ISA? Why is it still used in modern digital computer?

 

 

 

 

 

 

 

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