WorksheetsИНФР 1-30
Total questions: 30
Worksheet time: 15mins
Which protocol is used for network time synchronization?
HTTP
SNMP
FTP
NTP
What is the primary purpose of a VLAN trunk?
To isolate network segments
To carry multiple VLANs over a single physical link
To assign static IP addresses
To increase network speed
Which storage protocol is commonly used in SAN (Storage Area Network) environments?
SMB
iSCSI
FTP
SNMP
What is the main function of a BGP (Border Gateway Protocol)?
Encrypting network traffic
Routing data between different autonomous systems on the internet
Managing DNS queries
Assigning IP addresses dynamically
Which RAID level provides both mirroring and striping for redundancy and performance?
RAID 1
RAID 5
RAID 10
RAID 0
What is the main function of an LACP (Link Aggregation Control Protocol)?
Encrypting data transmission
Combining multiple network links for increased bandwidth and redundancy
Filtering unwanted network traffic
Managing firewall rules
Which network topology provides the highest fault tolerance?
Bus
Star
Ring
Mesh
What is the purpose of the ARP (Address Resolution Protocol)?
To encrypt network packets
To map IP addresses to MAC addresses
To assign domain names to IP addresses
To monitor network performance
Which cloud service model provides full control over virtualized infrastructure?
PaaS (Platform as a Service)
SaaS (Software as a Service)
DaaS (Desktop as a Service)
IaaS (Infrastructure as a Service)
Which networking device operates at Layer 3 of the OSI model?
Switch
Hub
Repeater
Router
What does a DNS server do?
Sends emails
Stores user files
Protects the computer from viruses
Converts domain names to IP addresses
Which address is usually specified in DNS settings to access the internet?
192.168.1.1
127.0.0.1
10.0.0.1
8.8.8.8
Which file in Linux is responsible for DNS configuration?
/etc/passwd
/etc/hosts
/etc/network/interfaces
/etc/resolvconf
Which type of DNS record is used for mail servers?
A
CNAME
TXT
MX
Which port is used for DNS queries?
80
443
22
53
What is VirtualBox used for?
Editing videos
Creating virtual machines
Programming in Python
Creating virtual machines
Which disk format is used by default in VirtualBox?
MP3
ISO
VMDK
VDI
Which network mode in VirtualBox allows a virtual machine to access the internet?
Host-only
Internal Network
Bridged
NAT
Which VMware product is used for managing virtual machines on a server?
VMware Player
VMware Workstation
VMware Fusion
VMware vSphere
Which file contains the settings of a virtual machine in VirtualBox?
mp4
txt
vmx
vbox
What is the primary purpose of a proxy server in a network?
To encrypt all network traffic automatically
To replace the need for a firewall
To increase the physical range of a Wi-Fi network
To act as an intermediary for requests from clients seeking resources on other servers
Which protocol is used for sending emails between servers?
HTTP
FTP
SMNP
SMTP
What is the main function of a CDN (Content Delivery Network)?
To block malicious traffic from reaching a server
To provide secure remote access to a network
To manage domain name resolutions globally
To distribute content to users based on their geographic location, improving load times and reducing latency
Which protocol is used for real-time communication, such as video conferencing?
SSH
DNS
ICMP
RTP
What is the purpose of a MAC address in networking?
To encrypt data transmitted over a network
To route traffic between different networks
To assign dynamic IP addresses to devices
To uniquely identify a device on a local network at the hardware level
Which protocol is used for managing and monitoring network devices, such as routers and switches?
HTTPS
ARP
POP3
SNMP
What is the main purpose of a honeypot in network security?
To speed up network traffic by caching frequently accessed data
To replace the need for antivirus software
To provide a secure connection for remote workers
To detect, deflect, or study unauthorized access attempts by mimicking a vulnerable system
Which protocol is used for securely accessing web pages over HTTPS?
FTP
Telnet
SNMP
TLS/SSL
What is the primary function of a gateway in a network?
To provide wireless connectivity to devices
To encrypt all outgoing network traffic
To assign IP addresses dynamically
To connect different networks, often translating protocols between them
Which protocol is used for dynamically assigning IP addresses to devices on a network?
DNS
ICMP
SSH
DHCP
