- হোম
- চাকরি পরীক্ষার প্রস্তুতি
দি সিকিউরিটি প্রিন্টিং কর্পোরেশন লিমিটেডের সহকারী ব্যবস্থাপক পদের প্রশ্ন সমাধান [২০.০৯.২০২৫]
- পিএসসি ও অন্যান্য ২০২৫
বহুনির্বাচনী প্রশ্ন ও উত্তর
Back১Which type of cyberattack involves overwhelming a server with traffic to make it unavailable?
Phishing
Ransomware
Denial-of-service attack
Keylogger
৩In 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
৪Which of the following is used to uniquely identify devices on a network?
Hostname
IP address
Subnet mask
Gateway
৫Which type of malware is designed to gain unauthorized access and remain hidden on a system?
Trojan horse
Worm
Rootkit
Adware
৬What does QR in QR code stand for?
Quick Response
Quality Recognition
Quantum Read
Quick Record
৭What is Gemini in the context of Google Chrome?
A new Chrome theme
Google's generative AI assistant integrated into Chrome
A search engine
A browser extension for ads
৮The process of converting analog signals into digital signals is called-
Modulation
Demodulation
Sampling
Compression
৯What 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
১০Which database model is most suitable for highly interconnected data?
Relational
Key-Value
Graph
Document-oriented
১২What organization did Charlie Kirk found?
Turning Point USA
Young Americans for Liberty
Students for a Democratic Society
Americans for Prosperity
১৪What is the primary greenhouse gas responsible for long-term global warming?
Methane (CH₄)
Nitrous oxide (N₂O)
Carbon dioxide (CO₂)
Ozone (O₃)
১৫Which global currency is gaining traction in cross-border trade settlements as part of de-dollarization efforts?
Russian Ruble (RUB)
Chinese Yuan (Renminbi)
Japanese Yen
Swiss Franc