26/10/2024, 16:28 Cloud Computing - - Unit 3 - Week 0
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NPTEL (https://swayam.gov.in/explorer?ncCode=NPTEL) » Cloud Computing (course)
Course Week 0 : Assignment 0
outline Assignment not submitted
1) Which software does prevent external access to a system? 1 point
About
NPTEL ()
a) Firewall
b) Gateway
How does an
NPTEL c) Router
online d) Virus checker
course
Yes, the answer is correct.
work? () Score: 1
Accepted Answers:
Week 0 () a) Firewall
Practice:
2) Which classes are used for connection-less socket programming? 1 point
Week 0 :
Assignment 0
a) Datagram Socket
(assessment?
name=217) b) Datagram Packet
c) Both Datagram Socket & Datagram Packet
Assignment 0
Solution (unit? d) Server Socket
unit=16&lesso
Yes, the answer is correct.
n=17) Score: 1
Accepted Answers:
Week 1 ()
c) Both Datagram Socket & Datagram Packet
Week 2 ()
3) Which of the following is most appropriate about Threads? Threads of a process 1 point
share
Week 3 ()
a) only global variables.
Week 4 () b) only heap.
c) neither global variables nor heap.
https://onlinecourses.nptel.ac.in/noc24_cs118/unit?unit=16&assessment=217 1/3
26/10/2024, 16:28 Cloud Computing - - Unit 3 - Week 0
Week 5 () d) both heap and global variables.
Yes, the answer is correct.
Week 6 () Score: 1
Accepted Answers:
d) both heap and global variables.
Week 7 ()
4) What is the maximum number of hosts under class B addresses? 1 point
Week 8 ()
a) 65536
Week 9 () b) 65534
c) 65535
Week 10 : ()
d) 254
Week 11 : () Yes, the answer is correct.
Score: 1
Accepted Answers:
Week 12 : ()
b) 65534
Text
5) Consider a system with 2 level caches. Access times of Level 1 cache, Level 2 1 point
Transcripts
cache, and main memory are 1 ns, 10ns, and 400 ns, respectively. The hit rates of Level 1 and
()
Level 2 caches are 0.8 and 0.9, respectively. What is the average access time of the system
ignoring the search time within the cache?
Books ()
a) 12.6 ns
Download
b) 11.2 ns
Videos ()
c) 10.6 ns
d) 12.4 ns
Yes, the answer is correct.
Score: 1
Accepted Answers:
c) 10.6 ns
6) Using a larger block size in a fixed block size file system leads to 1 point
a) better disk throughput but poorer disk space utilization
b) better disk throughput and better disk space utilization
c) poorer disk throughput but better disk space utilization
d) poorer disk throughput and poorer disk space utilization
Yes, the answer is correct.
Score: 1
Accepted Answers:
a) better disk throughput but poorer disk space utilization
7) Transport layer is implemented in the Firmware of a computer system. 1 point
a) True
b) False
Yes, the answer is correct.
Score: 1
Accepted Answers:
b) False
https://onlinecourses.nptel.ac.in/noc24_cs118/unit?unit=16&assessment=217 2/3
26/10/2024, 16:28 Cloud Computing - - Unit 3 - Week 0
8) A computer’s processor sends 32 bit addresses to the cache controller. It has a 512 1 point
KByte, 8-way set associative, write back data cache with block size of 32 Bytes. In addition to
the address tag, each cache tag directory entry contains 3 valid bits and 1 modified bit. Find the
size of the cache tag directory.
a) 212 Kbits
b) 320 Kbits
c) 160 Kbits
d) 120 Kbits
Yes, the answer is correct.
Score: 1
Accepted Answers:
b) 320 Kbits
9) Flow control is mainly implemented in 1 point
a) Physical Layer
b) Application Layer
c) Transport Layer
d) Session Layer
Yes, the answer is correct.
Score: 1
Accepted Answers:
c) Transport Layer
10) Where does the swap space reside ? 1 point
a) RAM
b) Disk
c) ROM
d) On-chip cache
Yes, the answer is correct.
Score: 1
Accepted Answers:
b) Disk
Check Answers and Submit
Your score is: 10/10
https://onlinecourses.nptel.ac.in/noc24_cs118/unit?unit=16&assessment=217 3/3
