A new set of MCQ Questions with Answer in the Computer Networking category. As usual there are 30 Objective Questions with Answer related to Computer Networking. Four options for each questions and only one options is the correct answer.
1. What is the benefit of the Networking?
A. File Sharing
B. Easier access to Resources
C. Easier Backups
D. All of the Above
2. Which of the following is not the Networking Devices?
A. Gateways
B. Linux
C. Routers
D. Firewalls
3. What is the size of MAC Address?
A. 16-bits
B. 32-bits
C. 48-bits
D. 64-bits
4. Which of the following can be Software?
A. Routers
B. Firewalls
C. Gateway
D. Modems
5. What is the use of Ping command?
A. To test a device on the network is reachable
B. To test a hard disk fault
C. To test a bug in a Application
D. To test a Pinter Quality
6. MAC Address is the example of
A. Transport Layer
B. Data Link Layer
C. Application Layer
D. Physical Layer
7. Routing tables of a router keeps track of
A. MAC Address Assignments
B. Port Assignments to network devices
C. Distribute IP address to network devices
D. Routes to use for forwarding data to its destination
8. Layer-2 Switch is also called
A. Multiport Hub
B. Multiport Switch
C. Multiport Bridge
D. Multiport NIC
9. Difference between T568A and T568B is
A. Difference in wire color
B. Difference in number of wires
C. Just different length of wires
D. Just different manufacturer standards
10. The meaning of Straight-through Cable is
A. Four wire pairs connect to the same pin on each end
B. The cable Which Directly connects Computer to Computer
C. Four wire pairs not twisted with each other
D. The cable which is not twisted
11 Which of the following is not the External Security Threats?
A. Front-door Threats
B. Back-door Threats
C. Underground Threats
D. Denial of Service (DoS)
12 What is the Demilitarized Zone?
A. The area between firewall & connection to an external network
B. The area between ISP to Military area
C. The area surrounded by secured servers
D. The area surrounded by the Military
13 What is the full form of RAID ?
A. Redundant Array of Independent Disks
B. Redundant Array of Important Disks
C. Random Access of Independent Disks
D. Random Access of Important Disks
14 What is the maximum header size of an IP packet?
A. 32 bytes
B. 64 bytes
C. 30 bytes
D. 60 bytes
15 What is the size of Host bits in Class B of IP address?
A. 04
B. 08
C. 16
D. 32
16 What is the usable size of Network bits in Class B of IP address?
A. 04
B. 08
C. 14
D. 16
17 In which type of RAID, data is mirrored between two disks.
A. RAID 0
B. RAID 1
C. RAID 2
D. RAID 3
18 What do you mean by broadcasting in Networking?
A. It means addressing a packet to all machine
B. It means addressing a packet to some machine
C. It means addressing a packet to a particular machine
D. It means addressing a packet to except a particular machine
19 Which of the following is/are Protocols of Application?
A. FTP
B. DNS
C. Telnet
D. All of above
20 Which of the following protocol is/are defined in Transport layer?
A. FTP
B. TCP
C. UDP
D. B & C
21. What is the IP Address range of APIPA?
A. 169.254.0.1 to 169.254.0.254
B. 169.254.0.1 to 169.254.0.255
C. 169.254.0.1 to 169.254.255.254
D. 169.254.0.1 to 169.254.255.255
22. Which of the following is correct in VLSM?
A. Can have subnets of different sizes
B. Subnets must be in same size
C. No required of subnet
D. All of above
23. What does the port number in a TCP connection specify?
A. It specifies the communication process on the two end systems
B. It specifies the quality of the data & connection
C. It specify the size of data
D. All of the above
24. The class-based addressing is also known as
A. Modern Model
B. Classful Model
C. Classless Model
D. Heterogeneous Model
25. Which of the following is correct in CIDR?
A. Class A includes Class B network
B. There are only two networks
C. There are high & low class network
D. There is no concept of class A, B, C networks
26. What is the size of Source and Destination IP address in IP header?
A. 4 bits
B. 8 bits
C. 16 bits
D. 32 bits
27. Which of the following is reliable communication?
A. TCP
B. IP
C. UPD
D. All of them
28. What is the typical range of Ephemeral ports?
A. 1 to 80
B. 1 to 1024
C. 80 to 8080
D. 1024 to 65535
29. What is the purpose of the PSH flag in the TCP header?
A. Typically used to indicate end of message
B. Typically used to indicate beginning of message
C. Typically used to push the message
D. Typically used to indicate stop the message
30. What is the natural mask for a class C Network?
A. 255.255.255.1
B. 255.255.255.0
C. 255.255.255.254
D. 255.255.255.255
1. What is the benefit of the Networking?
A. File Sharing
B. Easier access to Resources
C. Easier Backups
D. All of the Above
2. Which of the following is not the Networking Devices?
A. Gateways
B. Linux
C. Routers
D. Firewalls
3. What is the size of MAC Address?
A. 16-bits
B. 32-bits
C. 48-bits
D. 64-bits
4. Which of the following can be Software?
A. Routers
B. Firewalls
C. Gateway
D. Modems
5. What is the use of Ping command?
A. To test a device on the network is reachable
B. To test a hard disk fault
C. To test a bug in a Application
D. To test a Pinter Quality
6. MAC Address is the example of
A. Transport Layer
B. Data Link Layer
C. Application Layer
D. Physical Layer
7. Routing tables of a router keeps track of
A. MAC Address Assignments
B. Port Assignments to network devices
C. Distribute IP address to network devices
D. Routes to use for forwarding data to its destination
8. Layer-2 Switch is also called
A. Multiport Hub
B. Multiport Switch
C. Multiport Bridge
D. Multiport NIC
9. Difference between T568A and T568B is
A. Difference in wire color
B. Difference in number of wires
C. Just different length of wires
D. Just different manufacturer standards
10. The meaning of Straight-through Cable is
A. Four wire pairs connect to the same pin on each end
B. The cable Which Directly connects Computer to Computer
C. Four wire pairs not twisted with each other
D. The cable which is not twisted
11 Which of the following is not the External Security Threats?
A. Front-door Threats
B. Back-door Threats
C. Underground Threats
D. Denial of Service (DoS)
12 What is the Demilitarized Zone?
A. The area between firewall & connection to an external network
B. The area between ISP to Military area
C. The area surrounded by secured servers
D. The area surrounded by the Military
13 What is the full form of RAID ?
A. Redundant Array of Independent Disks
B. Redundant Array of Important Disks
C. Random Access of Independent Disks
D. Random Access of Important Disks
14 What is the maximum header size of an IP packet?
A. 32 bytes
B. 64 bytes
C. 30 bytes
D. 60 bytes
15 What is the size of Host bits in Class B of IP address?
A. 04
B. 08
C. 16
D. 32
16 What is the usable size of Network bits in Class B of IP address?
A. 04
B. 08
C. 14
D. 16
17 In which type of RAID, data is mirrored between two disks.
A. RAID 0
B. RAID 1
C. RAID 2
D. RAID 3
18 What do you mean by broadcasting in Networking?
A. It means addressing a packet to all machine
B. It means addressing a packet to some machine
C. It means addressing a packet to a particular machine
D. It means addressing a packet to except a particular machine
19 Which of the following is/are Protocols of Application?
A. FTP
B. DNS
C. Telnet
D. All of above
20 Which of the following protocol is/are defined in Transport layer?
A. FTP
B. TCP
C. UDP
D. B & C
21. What is the IP Address range of APIPA?
A. 169.254.0.1 to 169.254.0.254
B. 169.254.0.1 to 169.254.0.255
C. 169.254.0.1 to 169.254.255.254
D. 169.254.0.1 to 169.254.255.255
22. Which of the following is correct in VLSM?
A. Can have subnets of different sizes
B. Subnets must be in same size
C. No required of subnet
D. All of above
23. What does the port number in a TCP connection specify?
A. It specifies the communication process on the two end systems
B. It specifies the quality of the data & connection
C. It specify the size of data
D. All of the above
24. The class-based addressing is also known as
A. Modern Model
B. Classful Model
C. Classless Model
D. Heterogeneous Model
25. Which of the following is correct in CIDR?
A. Class A includes Class B network
B. There are only two networks
C. There are high & low class network
D. There is no concept of class A, B, C networks
26. What is the size of Source and Destination IP address in IP header?
A. 4 bits
B. 8 bits
C. 16 bits
D. 32 bits
27. Which of the following is reliable communication?
A. TCP
B. IP
C. UPD
D. All of them
28. What is the typical range of Ephemeral ports?
A. 1 to 80
B. 1 to 1024
C. 80 to 8080
D. 1024 to 65535
29. What is the purpose of the PSH flag in the TCP header?
A. Typically used to indicate end of message
B. Typically used to indicate beginning of message
C. Typically used to push the message
D. Typically used to indicate stop the message
30. What is the natural mask for a class C Network?
A. 255.255.255.1
B. 255.255.255.0
C. 255.255.255.254
D. 255.255.255.255
Tags
Networking