Friday, 26 June 2020
Tuesday, 16 June 2020
Topology
MCQ:
1. Number of links to connect n nodes in a mesh topology is __________.
(A) n(n+1)
(B) n(n−1)/2
(C) n+1
(D) n(n+1)/2
2. ________ topology is highly expensive.
(A) Star
(B) Tree
(C) Fully Mesh
(D) Common Bus
3. A USB bus is capable of supporting how many devices at one time:
A) 31
B)63
C) 3
D) 127
Fill in the blank:
a. Star b. Bus c. Mesh
1. Coaxial cable is suitable for use in __________ topology.
True/False:
1.Central Point of failure is disadvantage of star topology.
2.In a mesh topology, the relationship between one device and another is primary-to-peer.
3. A network that contains multiple hubs is most likely configured in a mesh topology.
4. A cable break in a bus topology stops all transmission
1. Number of links to connect n nodes in a mesh topology is __________.
(A) n(n+1)
(B) n(n−1)/2
(C) n+1
(D) n(n+1)/2
2. ________ topology is highly expensive.
(A) Star
(B) Tree
(C) Fully Mesh
(D) Common Bus
3. A USB bus is capable of supporting how many devices at one time:
A) 31
B)63
C) 3
D) 127
Fill in the blank:
a. Star b. Bus c. Mesh
1. Coaxial cable is suitable for use in __________ topology.
True/False:
1.Central Point of failure is disadvantage of star topology.
2.In a mesh topology, the relationship between one device and another is primary-to-peer.
3. A network that contains multiple hubs is most likely configured in a mesh topology.
4. A cable break in a bus topology stops all transmission
Internet
MCQ:
1. SMTP is used to transfer ?
(A) Data
(B) E-mail
(C) signals
(D) packet
2. ___________ is a device which is used to connect two different networks.
(A) Repeater
(B) Gateway
(C) Bridge
(D) None of the above
3. Ethernet uses ________ method to access medium.
(A) CSMA/CD
(B) CSMA/CA
(C) CSMA/AC
(D) CSMA/DC
4. OSI model consists of _______ number of layers.
(A) four
(B) five
(C) six
(D) seven
1.9 An ISP provides internet connectivity via dial-up with
A) router B) hub C) switch D) modem
1.10 Which topology requires a central controller? A) Bus B) Ring C) Star D) Mesh
5. Convert digital data to analog and vice versa
A) LAN card B) Sound card C) Modem D) Video card
6. When a host on network A sends a message to a host on network B, which address does the router look at? A) Port B) Logical C) Physical D) None of the above
7. 7. Transmission control protocol corresponds to
A) Network Layer B) Data Link Layer C) Application Layer D) Transport Layer
8. Ping stands for:
A) Packet internet gopher
B) Packet interrupt gather
C) Pulse interactive gopher
D) Packet interactive gopher
9. Which network topologies use token passing?
A) Star B) Bus C) square D) ring
True/False:
1. Fibre optic cable reduces cross talk effect.
2. Wireless Network uses radio waves to transmit signals.
3. Most routers can also act as bridges.
4. File sharing on a network enables to browse among the shared file.
s throughout the network.
5. Port address is assigned by transport layer. 2.4 256.21.120.1 is valid IP address.
6 An IPv4 address is 32 bits long.
7 Network layer is responsible for packet sequencing, acknowledgments, and requests for retransmission.
8. TCP is connection oriented protocol.
9. The network layer uses physical addresses to route data to destination hosts.
10. A hub selectively drops packets that represent potential security risks.
11. IP number is 32 bit length.
Fill in the blanks:
a. Packet b. unbounded transmission media c. Data Link Layer d. UDP e. FTP f. Circuit
1. _________ is a connectionless protocol.
2. In ____________ switching, dedicated path is established before data is transferred.
3. ________ are the ways of transmitting data without using any cables.
4 Protocol used for file transfer is ________.
5. The ________ layer of OSI model can use the trailer of the frame for error detection.
6. Routers are part of the ________ layer.
7. A computer network that spans a relatively large geographical area is called ________.
8. ________ is a set of rules and standards that two entities use for communication.
9. A ________ is a computer network that interconnects computers within a limited area.
10. ________ media is a pathway that carries the information from sender to receiver.
11. ________ network does not require cables to be connected.
12. When you copy a file or folder into ________, you make that file or folder immediately available to other users on your computer or to people on your network.
13. The ________ is a collection of computers that are part of the same network.
Question:
1. Differentiate between internet, intranet and extranet
2. What are the different types of networks ? Explain in detail.
3 Explain the TCP/IP reference model with neat diagram.
4. Write down the functionalities of each layer of TCP/IP protocol suite.
5. Explain Simplex, Half and Full duplex mode of communication.
6. Network Topology
7. Explain about Wi-Fi routers in detail.
8. What is the difference between guided and unguided media? Give two examples of each transmission media.
9. explain
a)router
b)IP address
10. Explain LAN, MAN and WAN.
11.What is routing? Explain router.
12. Explain Firewall
13. Explain transmission modes simplex, half-duplex and full-duplex
14. Explain mesh topology with suitable diagram.
15.What are the various threats of computer ? How the firewall works ?
1. SMTP is used to transfer ?
(A) Data
(B) E-mail
(C) signals
(D) packet
2. ___________ is a device which is used to connect two different networks.
(A) Repeater
(B) Gateway
(C) Bridge
(D) None of the above
3. Ethernet uses ________ method to access medium.
(A) CSMA/CD
(B) CSMA/CA
(C) CSMA/AC
(D) CSMA/DC
4. OSI model consists of _______ number of layers.
(A) four
(B) five
(C) six
(D) seven
1.9 An ISP provides internet connectivity via dial-up with
A) router B) hub C) switch D) modem
1.10 Which topology requires a central controller? A) Bus B) Ring C) Star D) Mesh
5. Convert digital data to analog and vice versa
A) LAN card B) Sound card C) Modem D) Video card
6. When a host on network A sends a message to a host on network B, which address does the router look at? A) Port B) Logical C) Physical D) None of the above
7. 7. Transmission control protocol corresponds to
A) Network Layer B) Data Link Layer C) Application Layer D) Transport Layer
8. Ping stands for:
A) Packet internet gopher
B) Packet interrupt gather
C) Pulse interactive gopher
D) Packet interactive gopher
9. Which network topologies use token passing?
A) Star B) Bus C) square D) ring
True/False:
1. Fibre optic cable reduces cross talk effect.
2. Wireless Network uses radio waves to transmit signals.
3. Most routers can also act as bridges.
4. File sharing on a network enables to browse among the shared file.
s throughout the network.
5. Port address is assigned by transport layer. 2.4 256.21.120.1 is valid IP address.
6 An IPv4 address is 32 bits long.
7 Network layer is responsible for packet sequencing, acknowledgments, and requests for retransmission.
8. TCP is connection oriented protocol.
9. The network layer uses physical addresses to route data to destination hosts.
10. A hub selectively drops packets that represent potential security risks.
11. IP number is 32 bit length.
Fill in the blanks:
a. Packet b. unbounded transmission media c. Data Link Layer d. UDP e. FTP f. Circuit
1. _________ is a connectionless protocol.
2. In ____________ switching, dedicated path is established before data is transferred.
3. ________ are the ways of transmitting data without using any cables.
4 Protocol used for file transfer is ________.
5. The ________ layer of OSI model can use the trailer of the frame for error detection.
6. Routers are part of the ________ layer.
7. A computer network that spans a relatively large geographical area is called ________.
8. ________ is a set of rules and standards that two entities use for communication.
9. A ________ is a computer network that interconnects computers within a limited area.
10. ________ media is a pathway that carries the information from sender to receiver.
11. ________ network does not require cables to be connected.
12. When you copy a file or folder into ________, you make that file or folder immediately available to other users on your computer or to people on your network.
13. The ________ is a collection of computers that are part of the same network.
Question:
1. Differentiate between internet, intranet and extranet
2. What are the different types of networks ? Explain in detail.
3 Explain the TCP/IP reference model with neat diagram.
4. Write down the functionalities of each layer of TCP/IP protocol suite.
5. Explain Simplex, Half and Full duplex mode of communication.
6. Network Topology
7. Explain about Wi-Fi routers in detail.
8. What is the difference between guided and unguided media? Give two examples of each transmission media.
9. explain
a)router
b)IP address
10. Explain LAN, MAN and WAN.
11.What is routing? Explain router.
12. Explain Firewall
13. Explain transmission modes simplex, half-duplex and full-duplex
14. Explain mesh topology with suitable diagram.
15.What are the various threats of computer ? How the firewall works ?
IP address and Internet
MCQ:
1. You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which classful subnet mask would you use ?
(A) 255.255.255.192
(B) 255.255.255.224
(C) 255.255.255.240
(D) 255.255.255.248
2. ___________ is known as loop back address.
(A) 200.200.1.1
(B) 10.10.1.1
(C) 224.1.1.1
(D) 127.0.0.1
3. Number of usable Host with address 192.168.128.0/22
(A) 10
(B) 100
(C) 1000
(D) 1022
4. An IPv4 address consists of _______ bits.
A) 4
B) 8
C) 32
D) 64
5. The number of addresses in a class A block is _______.
A) 65,534
B) 16,777,216
C) 256
D) none of the above
6. The network address of 172.16.0.0/19 provides how many subnets and hosts?
A) 7 subnets, 30 hosts each B) 8 subnets, 8,190 hosts each C) 8 subnets, 2,046 hosts each D) 7 subnets, 2,046 hosts each
True/False:
1. Ping is used to check system is alive or not.
2. The MAC address is unique address of Network Interface Card.
3. ISP is Internet Service Provider.
Fill in the bank:
a. two b. four c. d. e. IP address
1. There are __________ number of hosts possible with address 192.168.1.4/32
2. 4.1 DNS can obtain the ________ of host if its domain name is known and vice versa.
Question:
1. Write short notes on MAC address and IP address.
2. How can be IP address configured in Windows operations system ?
3. How many IP numbers are possible in a Class C network using IPv4 addressing scheme? Give an example of one Class C network in the form of net id and subnet mask.
4. Explain Wide Area Network.
5. What is Subnetting?
1. You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which classful subnet mask would you use ?
(A) 255.255.255.192
(B) 255.255.255.224
(C) 255.255.255.240
(D) 255.255.255.248
2. ___________ is known as loop back address.
(A) 200.200.1.1
(B) 10.10.1.1
(C) 224.1.1.1
(D) 127.0.0.1
3. Number of usable Host with address 192.168.128.0/22
(A) 10
(B) 100
(C) 1000
(D) 1022
4. An IPv4 address consists of _______ bits.
A) 4
B) 8
C) 32
D) 64
5. The number of addresses in a class A block is _______.
A) 65,534
B) 16,777,216
C) 256
D) none of the above
6. The network address of 172.16.0.0/19 provides how many subnets and hosts?
A) 7 subnets, 30 hosts each B) 8 subnets, 8,190 hosts each C) 8 subnets, 2,046 hosts each D) 7 subnets, 2,046 hosts each
True/False:
1. Ping is used to check system is alive or not.
2. The MAC address is unique address of Network Interface Card.
3. ISP is Internet Service Provider.
Fill in the bank:
a. two b. four c. d. e. IP address
1. There are __________ number of hosts possible with address 192.168.1.4/32
2. 4.1 DNS can obtain the ________ of host if its domain name is known and vice versa.
Question:
1. Write short notes on MAC address and IP address.
2. How can be IP address configured in Windows operations system ?
3. How many IP numbers are possible in a Class C network using IPv4 addressing scheme? Give an example of one Class C network in the form of net id and subnet mask.
4. Explain Wide Area Network.
5. What is Subnetting?
Monday, 15 June 2020
Bootstrap loader
MCQ:
1.5 MBR is located at
A) the first sector of a data storage device that has been partitioned
B) the first sector of a data storage device that has not been partitioned
C) the last sector of a data storage device that has been partitioned
D) any sector other than first and last on a active partition
1. _________ is a bootstrap program in Windows.
(A) LiBoot
(B) GRUB
(C) LIGR
(D) NTLDR
D) NTLDR
Question:
1. Briefly explain the functionality of Bootstrap Loader and Bootstrap program
1.5 MBR is located at
A) the first sector of a data storage device that has been partitioned
B) the first sector of a data storage device that has not been partitioned
C) the last sector of a data storage device that has been partitioned
D) any sector other than first and last on a active partition
1. _________ is a bootstrap program in Windows.
(A) LiBoot
(B) GRUB
(C) LIGR
(D) NTLDR
D) NTLDR
True/False:
1. MBR is known as boot partition.
Question:
1. Briefly explain the functionality of Bootstrap Loader and Bootstrap program
Printer
1. The term LPT is related to
A) Parallel port
B) Serial Port
C) Centronics port
D) USB port
Fill in the blanks:
a. Printer b. Scanner
1. The output device that will make a hard copy is the __________.
True/False:
1.Printer cannot be shared in a LAN by many users.
2. The performance of Laser Printer is better than Dot Matrix Printer.
Question:
1. How will you install and share a printer ?
2. How does impact printer prints document ?
3. c) Differentiate Impact Printer and Non-Impact Printer.
4. b) What is a Printer? Write steps to share a printer in Windows NT
5. How to install and share a printer in Windows NT?
A) Parallel port
B) Serial Port
C) Centronics port
D) USB port
Fill in the blanks:
a. Printer b. Scanner
1. The output device that will make a hard copy is the __________.
True/False:
1.Printer cannot be shared in a LAN by many users.
2. The performance of Laser Printer is better than Dot Matrix Printer.
Question:
1. How will you install and share a printer ?
2. How does impact printer prints document ?
3. c) Differentiate Impact Printer and Non-Impact Printer.
4. b) What is a Printer? Write steps to share a printer in Windows NT
5. How to install and share a printer in Windows NT?
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