________ एक नेटवर्क सुरक्षा उपकरण है जो इनकमिंग और आउटगोइंग नेटवर्क पर नज़र रखता है। यह अवांछित साइटों तक पहुंच को प्रतिबंधित करता है।
A _________ is a network security device that monitors incoming and outgoing network. It restricts access to unwanted sites.
A
firewall
B
anti-virus
C
block sites
D
None of these
Explanation
The correct answer is:
(A) firewall
Explanation: A firewall is a network security device that monitors incoming and outgoing traffic. It can block unauthorized access to networks, restrict access to unwanted sites, and protect the system from various types of cyber threats.
Correct Answer: A) firewall
