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