Subject: IT and Computer Science

#65

What is the foundational protocol for the internet?

A) FTP

B) SMTP

C) TCP/IP

D) DNS

Answer:   C

---

#66

Which protocol is used for web communication?

A) FTP

B) SMTP

C) TCP/IP

D) HTTP/HTTPS

Answer:   D

---

#67

Which protocol is used for sending emails?

A) FTP

B) SMTP

C) TCP/IP

D) DNS

Answer:   B

---

#68

What does DNS do?

A) Sends emails

B) Transfers files

C) Resolves domain names to IP addresses

D) Provides secure communication

Answer:   C

---

#69

What blocks unauthorized network access?

A) Router

B) Switch

C) Firewall

D) Hub

Answer:   C

---

#70

What scrambles data for secure transmission?

A) Firewall

B) Encryption

C) Authentication

D) VPN

Answer:   B

---

#71

What monitors network traffic for suspicious activity?

A) Firewall

B) Encryption

C) IDS/IPS

D) Antivirus

Answer:   C

---

#72

What protects devices from harmful software?

A) Firewall

B) Encryption

C) Authentication

D) Antivirus/Antimalware

Answer:   D

---

Page 9 of 27