CS407 Final Term MCQs by Aissh Khan

Final term McQs by Aissh khan

Fall 2023

January∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷∷:;;;;;;;;;;;2024

85_90% marks

(( MCQS))

Fast Ethernet or Gigabit Ethernet ports into one logical channel. A)Switch-to-switch B) Router-to-switch C) Gateway-to-router D) Router-to-router 2: _is correct formula to calculate the OSPFv2 cost

A)Reference bandwidth /Interface bandwidth

B)Reference bandwidth +2 Interface bandwidth C) bandwidth-Interface bandwidth D)Reference bandwidth + 2(1+ Interface bandwidth) 3: Ethernet Mac address is a 48-bit binary value that is usually represented in hexadecimal digits A. 12 B.16 C.32 D. 128

Q4. command is used to disable DHCP service on IOS DHCP server

1. no service dhcp.
2. shut down serice dacp
3. pitig
4. remove dhcp service

Correct answer: no service dhcp.

Q5. In the context of Multi Area OSPF, the main area is typically called as the

1. Super area
2. Backbone Area
3. Head Area
4. Lead Area

Correct answer: Backbone Area

Q6. Extended ACLs fall under the range of

1. 1-99
2. 00-2000
3. 00-20000
4. 100-199

Correct answer: 100-199

Q7. NAT Application Type static NAT is used for

1. Many-to-many address mapping
2. Many-to-one address
3. None of given options
4. One-to-one address mapping

Correct answer: One-to-one address mapping

Q8. The basic rule for placing an possible is to place it as close to the source as

1. Time based ACL
2. Standard ACL

C Extended ACL D .None of the given

9. The Open Shortest Path First (OSPF) protocol is a routing protocol based on....... A .path vector B. Non distance vector C Distance Vector D. Link state
10. __ allows you to enter a description of the ACL

A .define B.Desc C .Remark D.Detail

Q11. Which of the following parameters is not relevant to Access Lists?

1. Permit
2. Revoke
3. Remark.
4. Deny

Correct answer: Revoke

Q12. OSPF cos is calculated and represented in value

1. Decimal point B.Integer C.Hexadecimal D.Alpha-numeric
2. In normal practice, the backbone area in multi area OSPF is set as..

A .Area 1 B. Area 8080 C. Area 0 D. Area 100

Q14. FF FF FF FF FF FF is a correct

1. Ethernet broadcast area B.Ethernet Multicast Address

C .Ethernet Unicast Address D .None

15. In the context of Switch boot up, POST stands for_program

A . Power on Self Test

B.Play on Self Test C. Program on Self Test D. Ping or Self Test

Q16. SSH is migsed to TCP port _Chalicex ( most important also read last two McQ m. Imp)

1. 20
2. 21
3. 22 D.32

Q17. Ethernet works on of OSI Model

1. Layer 1 B.Layer 2
2. Layer 5 D.Layer 1 & Layer 2
3. 192.168.0.0 to 192.168.255 255 is one of_IP address ranges

A.Public B.Private C.Multicast D.None of the Given

Q19. Which of the following is also known as NAT overloading?

1. Static NNA.
2. Port Address Translation
3. Dynamic NAT
4. Both Static and Dynamic NAT

Correct answer: Port Address Translation

Q20. How to store the configuration by replacing the startup-config by the running-config?

1. 51# running-config startup-config
2. S1#copy running-config startup-config
3. S1(config)#copy nunning-config startup-config
4. S1(config)# running-config startup-config

Correct answer: S1#copy running-config startup-config

Q21. Which one is valid range for private IP addresses?

1. 196.168.0.0 to 196.168.255.255
2. 198.168.0.0 to 198.168.255.255
3. None of given

D.192.168.0.0 to 192.168.255.255

22. By default, a router has ACL(s) configures

A . One. B. Two. C. Four. D . Zero

Q23. Dynamic Routing protocol dynamically updates information's to of router

1. Mac table
2. IP table
3. Subnet table
4. Routing table

Correct answer: Routing table

24. In computer networks, ICMP specifically stands for

Internet communication maintenance protocol Internal control maintenance protocol International communication message protocol

Internet control message protocol

25. A wildcard mask is a string of binary digits used by the router to determine which bits of the address are to be examined for a match.

A.8 B.16 C 4

D.32

26. Ipv6 operates on of OSI model

A .Transport Layer B .Data Link Layer C .Session Layer