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1. Which of the following is considered hardware in a computer system?
A. Operating system
B. Word processor
C. CPU
D. Web browser
The CPU is a physical component of a computer, making it hardware, while the
other options are software.
2. What does BIOS stand for?
A. Binary Input Output System
B. Basic Internal Operating Software
C. Basic Input Output System
D. Basic Integrated Operating System
BIOS is firmware that initializes hardware during the booting process.
3. Which type of memory is volatile?
A. ROM
B. Flash
C. SSD
D. RAM
RAM loses its contents when power is turned off, making it volatile.
4. Which device is used to convert digital signals to analog for transmission over phone
lines?
A. Router
B. Switch
C. Modem
D. Hub
A modem modulates digital signals into analog signals for communication over
telephone lines.
,5. What does DNS stand for?
A. Digital Network System
B. Domain Name System
C. Distributed Name Server
D. Domain Network Service
DNS translates human-readable domain names into IP addresses.
6. Which layer of the OSI model is responsible for logical addressing?
A. Physical
B. Data Link
C. Transport
D. Network
The Network layer handles logical addressing such as IP addresses.
7. Which of the following is an example of an input device?
A. Monitor
B. Printer
C. Keyboard
D. Speaker
A keyboard is used to input data into a computer system.
8. Which type of software is used for creating spreadsheets?
A. Database software
B. Word processor
C. Presentation software
D. Productivity software
Productivity software includes applications like spreadsheets, word processors, and
presentation tools.
9. What is the primary function of an operating system?
A. Running web applications
B. Managing software development
C. Managing hardware and software resources
D. Running security programs
The OS manages system resources such as memory, processors, and storage for
applications.
10. Which topology connects all devices to a central hub?
A. Ring
B. Bus
C. Star
D. Mesh
In a star topology, all devices connect to a central hub or switch.
, 11. Which of the following is NOT a type of malware?
A. Virus
B. Worm
C. Trojan
D. Firewall
A firewall is a security device/software, not malware.
12. What does HTTP stand for?
A. Hyper Text Transfer Protocol
B. Hypertext Transfer Protocol
C. Hyperlink Transmission Tool Protocol
D. Hyper Transfer Text Protocol
HTTP is the protocol used for transferring web pages over the internet.
13. Which of the following is a function of the CPU?
A. Storing long-term files
B. Processing instructions
C. Displaying graphics
D. Connecting networks
The CPU executes program instructions and performs calculations.
14. Which device directs traffic within a network?
A. Hub
B. Router
C. Switch
D. Repeater
Routers determine the best path for data between networks.
15. Which storage type is the fastest?
A. HDD
B. SSD
C. Optical disk
D. RAM
RAM is much faster than any storage drive, as it is primary memory.
16. What is phishing?
A. Malware installation
B. Fraudulent attempt to obtain sensitive information
C. Network scanning
D. Data encryption
Phishing tricks users into giving personal or financial information.
17. Which of the following is a cloud computing service model?
A. BIOS