- হোম
- চাকরি পরীক্ষার প্রস্তুতি
দি সিকিউরিটি প্রিন্টিং কর্পোরেশন লিমিটেডের সহকারী ব্যবস্থাপক পদের প্রশ্ন সমাধান [২০.০৯.২০২৫]
- পিএসসি ও অন্যান্য ২০২৫
- আইসিটি
সম্পর্কিত প্রশ্ন সমূহ
Which type of cyberattack involves overwhelming a server with traffic to make it unavailable?
Phishing
Ransomware
Denial-of-service attack
Keylogger
In cybersecurity, what is a "zero-day vulnerability"?
A known vulnerability with available patch
A vulnerability unknown to the software vendor
A vulnerability in old hardware
Malware that activates after 24 hours
Which of the following is used to uniquely identify devices on a network?
Hostname
IP address
Subnet mask
Gateway
Which type of malware is designed to gain unauthorized access and remain hidden on a system?
Trojan horse
Worm
Rootkit
Adware
What does QR in QR code stand for?
Quick Response
Quality Recognition
Quantum Read
Quick Record
The process of converting analog signals into digital signals is called-
Modulation
Demodulation
Sampling
Compression
What is the primary function of DNS?
To encrypt internet traffic
To translate domain names to IP addresses
To route packets in a LAN
To store web pages
Which database model is most suitable for highly interconnected data?
Relational
Key-Value
Graph
Document-oriented
