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Tech+ Practice
What is the primary function of RAM?
What does VPN stand for?
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Answers
1
What does VPN stand for?
Verified Personal Network
Variable Public Node
Virtual Processing Network
Virtual Private Network
2
What is the primary function of RAM?
Network connectivity
Temporary data storage
Power management
Long-term storage
3
Which of the following is a characteristic of a strong password?
Includes special characters
Uses common words
Short and simple
Contains only letters
4
What does SSD stand for in computer storage?
Secure Storage Disk
Solid State Drive
Serial System Drive
Standard Storage Device
5
Which file extension is commonly associated with a spreadsheet?
.jpg
.xlsx
.docx
.exe
6
Which protocol is used for secure email transmission?
SMTP
POP3
IMAP
SMIME
7
Which of the following is a relational database component?
Cache
Router
Firewall
Table
8
What is the difference between a virus and a worm?
Virus is faster; worm is slower
Virus requires user action; worm self-replicates
Virus affects hardware; worm affects software
Virus is harmless; worm is malicious
9
Which of the following is a peripheral device?
CPU
RAM
Mouse
Motherboard
10
What is the binary equivalent of the decimal number 5?
1010
101
1100
11
11
Which of these is a benefit of cloud storage?
Scalability
High maintenance cost
Physical storage requirement
Limited accessibility
12
What is the purpose of a firewall?
Manage file storage
Increase internet speed
Protect against unauthorized access
Enhance graphics performance
13
What is the role of an API?
Encrypts data
Facilitates communication between software
Manages network traffic
Connects hardware components
14
Which device connects multiple computers in a network?
Keyboard
Printer
Monitor
Router
15
Which of the following best describes a denial-of-service (DoS) attack?
Stealing user data
Installing malicious software
Overwhelming a system to disrupt service
Decrypting secure data
16
Which of these is a common cybersecurity threat?
Firewall
Cache
Encryption
Phishing
17
What is the purpose of a primary key in a database?
Identify unique records
Store temporary files
Encrypt data
Connect to the internet
18
What is the function of a switch in a network?
Manages software updates
Provides internet access
Encrypts data
Connects devices within a network
19
Which type of software license allows source code modification?
Subscription
Open Source
Freemium
Proprietary
20
Which of these is an example of an operating system?
Windows 10
Google Chrome
Adobe Photoshop
Microsoft Word
21
What is the purpose of normalization in a database?
Backup data
Reduce data redundancy
Encrypt data
Increase data redundancy
22
Which port is commonly used for HTTPS?
25
80
443
110
23
Which programming language is known for web development?
C++
JavaScript
Java
Python
24
Which of these is a cloud computing model?
Local Area Network (LAN)
Software as a Service (SaaS)
Random Access Memory (RAM)
Central Processing Unit (CPU)
25
What does HTTP stand for?
High Transfer Text Protocol
Hyper Terminal Transport Protocol
Host Text Transmission Protocol
HyperText Transfer Protocol
26
What does DBMS stand for?
Database Management System
Distributed Batch Management System
Device Boot Management Software
Data Backup and Monitoring Service
27
Which of these is a type of malware that encrypts files for ransom?
Worm
Trojan
Ransomware
Spyware
28
What does RAID stand for in data storage?
Random Access Integrated Device
Redundant Array of Independent Disks
Remote Access Information Drive
Rapid Analysis of Integrated Data
29
What is the purpose of an IP address?
Store user data
Manage power settings
Identify a device on a network
Run software applications
30
What does CPU stand for?
Central Processing Unit
Core Processing Unit
Computer Power Unit
Central Program Utility
