Examination:October -2414 BCA - StrMESTBR- I (FreshlRepeater) Day & Date

Subject

Time

Thursday L6nAn$14

Computer Fundamentais& Operating SyStem (1104)

2.$0prn to 4.30pm

Ir-rstructions: 1) QuestionNo. 1 is compulsory. 2) Attempr any 4 from Q.No.2 to Q.No.8

Ql.

A. Write any sevenapplicationsof computer. B. Explain Dot Matrix & Laser Printer in brief.

10

Q.2

a) Define following term I) Process II) Swapping. ru) CPU Scheduling b) Explain Processstates

Q3.

a) Write a shortnote on PCB (ProcessControl-Block) b) Explain Round Robin algorithm rvith example.

Q4.

a) Explain paging in brief. b) Write short note on: StorageDevices

7 8

Q5.

a) ) Explain Minicomputer & Superpomputerin brief. b) Explain Internal and External fragmentation in short.

8 7

Q6.

Given a set of processeswith their CPU Burst time in milliseconds. By using following schedulingalgorithms calculateaveragewaiting time & average turnaround time a) FCFS b)SJF c) Priority d)R.oundRobin

15

Time quantum: 3 mSec.Arrival tirrre: 0 fcr all Process CPUBurstTime Pl 6 I

I

Priority

P2t3 P3 P4 Q7.

a) Write shortnoteon: Segmentation b) Explaininput& Outputdevicesof computer

7 8

Q8.

a) Explainanyfive CPU schedulingcriteria. b) Write a shortnoteon Spooling

7 8