A) Encrypting messages. B) Preventing data loss C) Sending and receiving data between devices. D) Increasing bandwidth.
A) They define rules for data exchange and ensure integrity B) They clean corrupted data. C) They allocate IP addresses. D) They compress files.
A) Data link B) network C) Physical D) Transport
A) Network B) Physical C) Data link D) Network
A) TCP B) Ethernet C) IP D) HTTP
A) 5 B) 4 C) 6 D) 7
A) 4 B) 6 C) 7 D) 5
A) Network and Transport. B) Application and Transpor. C) Application and Presentation D) Data Link and Physical
A) Adding headers/trailers to data B) Deleting packets. C) Deleting packets. D) Data encryption
A) Session B) Network C) Physical D) Data Link
A) Physical B) Session C) Data link D) Network
A) Port numbers. B) Protocol identifiers. C) MAC hearders and trailers D) IP addresses
A) Resolve IP to MAC adddresses. B) Translate domain names. C) Assign IP addresses D) Check connectivity.
A) ARP Reques. B) DNS Query C) ICMP Echo D) Ping Request
A) DNS attack. B) Software update. C) Man-in-the-middle attack. D) Hardware failure.
A) netstat B) arp C) ping D) ipconfig
A) Time Exceeded B) Configuring firewalls C) Assigning IP addresses D) Determining paths for data
A) Dynamic Routing B) Static Routing C) Physical Routing D) ) Manual Routing
A) RIP B) OSPF C) BGP D) DHCP
A) DNS records B) MAC addresses C) Encrypted passwords D) Destination networks and next hops
A) Encrypts data B) It converts MAC to IP C) Forwards traffic to external networks D) Assigns static routes
A) Loopback address B) ) Reserved multicast. C) Public IPv6 address D) Private IPv4 address.
A) 8 B) 128 C) 64 D) 32
A) 127.0.0.1 B) 192.168.0.1 C) 10.0.0.1 D) 0.0.0.0
A) Class A B) Class B C) Class C D) Class D
A) /28 B) /27 C) /24 D) /26
A) 16 B) 62 C) 32 D) 8
A) 192.168.1.63 B) B) 192.168.1.61 C) B) 192.168.1.62 D) B) 192.168.1.64
A) Different subnet sizes in the same network B) Port translation C) Encryption by subnet D) ) Same subnet size everywhere
A) /30 B) /27 C) /28 D) /24
A) 48 B) 32 C) 64 D) 128
A) Decimal B) Octal C) Hexadecimal D) Binary
A) 192.168.1.1 B) 10.0.0.1 C) 2001:db8::1 D) 127.0.0.1
A) No, uses prefix notation B) Sometimes C) Yes D) Only for private ips
A) Ping B) tracert C) netstat D) ipconfig / ifconfig
A) Trace MAC addresses B) Display ARP table C) Show routing table D) Display ARP cache
A) Resolve DNS B) Check MAC addresses C) Trace the path to a destination. D) Encrypt packets
A) Session B) Transport C) Application D) Network
A) FTP B) SMTP C) TCP D) ICMP
A) Transport B) Data link C) Physical only D) Network
A) Provide end-to-end communication. B) Provide IP addresses C) Encrypt data D) Format data
A) Hub B) Switch C) Router D) Firewall
A) Computer/Host B) Repeater C) Switch D) Hub
A) HTTP B) FTP C) Routing Protocols like OSPF D) TCP
A) Data is lost. B) IP range increases. C) More subnets. fewer hosts per subnet. D) Fewer subnets.
A) Class A B) Class D C) Class B D) Class C
A) 3 B) 2 C) 5 D) 4
A) PuTTY B) Packet Tracer C) Wireshark D) Netcat |