50 Most Expected MCQ
Delhi Police Exam
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1. MCQs with Hidden Answers
Which of the following is an input device?
Options: (a) Monitor (b) Keyboard (c) Printer (d) Speaker
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Keyboard
Which of these is an output device?
Options: (a) Mouse (b) Scanner (c) Speaker (d) Keyboard
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Speaker
CPU stands for:
Options: (a) Central Processing Unit (b) Control Program Unit (c) Computer Power Unit (d) Central Power Unit
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Central Processing Unit
RAM is used for:
Options: (a) Permanent storage (b) Temporary storage (c) Printing (d) Input processing
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Temporary storage
ROM is:
Options: (a) Read-Only Memory (b) Random Output Memory (c) Rapid Operating Memory (d) Readable Operating Memory
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Read-Only Memory
Which generation of computers used vacuum tubes?
Options: (a) 1st (b) 2nd (c) 3rd (d) 4th
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1st
Which generation of computers used microprocessors?
Options: (a) 3rd (b) 4th (c) 5th (d) 2nd
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4th
MS Word is an example of:
Options: (a) System Software (b) Application Software (c) Utility Software (d) Operating System
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Application Software
Which shortcut is used to copy text in Word?
Options: (a) Ctrl + V (b) Ctrl + X (c) Ctrl + C (d) Ctrl + Z
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Ctrl + C
Ctrl + P is used to:
Options: (a) Print document (b) Paste content (c) Open document (d) Save document
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Print document
Which of these is used to scan printed text into digital form?
Options: (a) OCR (b) MICR (c) Speaker (d) Monitor
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OCR
Which of these is a type of malware?
Options: (a) Trojan (b) VPN (c) Firewall (d) Router
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Trojan
Ransomware primarily:
Options: (a) Encrypts files and demands payment (b) Deletes software (c) Speeds up system (d) Prints documents
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Encrypts files and demands payment
Which of these is an antivirus software?
Options: (a) Avast (b) MS Word (c) Chrome (d) Windows Explorer
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Avast
Which of the following is used to browse the internet securely?
Options: (a) HTTP (b) HTTPS (c) FTP (d) POP3
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HTTPS
A firewall is used to:
Options: (a) Protect network from unauthorized access (b) Encrypt files (c) Speed up CPU (d) Print files
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Protect network from unauthorized access
Which of the following is a batch OS?
Options: (a) Windows 10 (b) Linux (c) Early IBM computers (d) Android
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Early IBM computers
Which type of OS allows multiple users to run programs simultaneously?
Options: (a) Real-time (b) Multitasking (c) Batch (d) Single-user
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Multitasking
Which of the following is a permanent storage device?
Options: (a) RAM (b) ROM (c) CPU (d) Cache
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ROM
What is the full form of BIOS?
Options: (a) Basic Input Output System (b) Binary Input Output Software (c) Basic Internal Operating System (d) Binary Internal Output System
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Basic Input Output System
IP address is used to:
Options: (a) Identify computers on a network (b) Encrypt data (c) Speed up system (d) Print files
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Identify computers on a network
LAN stands for:
Options: (a) Large Area Network (b) Local Area Network (c) Logical Area Network (d) Linear Area Network
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Local Area Network
WAN stands for:
Options: (a) Wide Area Network (b) Wireless Area Network (c) Wide Access Network (d) Wired Area Network
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Wide Area Network
HTTP stands for:
Options: (a) HyperText Transfer Protocol (b) HyperText Transmission Process (c) Hyper Transfer Text Protocol (d) HyperText Transfer Process
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HyperText Transfer Protocol
HTML is used for:
Options: (a) Writing software programs (b) Designing websites (c) Storing files (d) Encrypting data
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Designing websites
PDF stands for:
Options: (a) Portable Document Format (b) Public Document File (c) Personal Data File (d) Protected Document Format
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Portable Document Format
Which of these is a storage device?
Options: (a) SSD (b) Monitor (c) Keyboard (d) Printer
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SSD
HDD stands for:
Options: (a) Hard Disk Drive (b) High Data Device (c) Hard Data Disk (d) Host Disk Drive
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Hard Disk Drive
USB stands for:
Options: (a) Universal Serial Bus (b) Universal Storage Bus (c) User Serial Bus (d) Unified Serial Bus
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Universal Serial Bus
Which device converts digital data to printed output?
Options: (a) Monitor (b) Printer (c) Keyboard (d) Scanner
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Printer
Which of the following is an example of malware?
Options: (a) Worm (b) Firewall (c) Proxy (d) Router
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Worm
Which of these is used for video conferencing?
Options: (a) MS Word (b) Zoom (c) Excel (d) Paint
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Zoom
Trojan horse is a type of:
Options: (a) Virus (b) Worm (c) Malware (d) Software
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Malware
Which of these is an example of an input device for banking?
Options: (a) MICR (b) OCR (c) Scanner (d) Keyboard
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MICR
Which device projects visual output on a screen?
Options: (a) Monitor (b) Projector (c) Printer (d) Keyboard
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Projector
Conditional formatting is used in Excel to:
Options: (a) Highlight cells based on criteria (b) Sort data (c) Filter data (d) Create charts
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Highlight cells based on criteria
SUM function in Excel is used to:
Options: (a) Subtract numbers (b) Add numbers (c) Multiply numbers (d) Divide numbers
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Add numbers
COUNTIF function in Excel:
Options: (a) Counts cells based on a condition (b) Adds numbers (c) Finds average (d) Sorts data
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Counts cells based on a condition
Which of these chart types is used for percentage distribution?
Options: (a) Bar chart (b) Pie chart (c) Line chart (d) Column chart
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Pie chart
Which key combination is used to undo in Excel?
Options: (a) Ctrl + Z (b) Ctrl + X (c) Ctrl + V (d) Ctrl + Y
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Ctrl + Z
What is the function of antivirus software?
Options: (a) Detect and remove malware (b) Backup files (c) Encrypt data (d) Print documents
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Detect and remove malware
Which OS is used in mobile devices?
Options: (a) Android (b) Windows 10 (c) Linux (d) MS-DOS
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Android
Which of these is a batch OS example?
Options: (a) DOS (b) Windows 10 (c) Linux (d) Android
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DOS
Which of these is used to prevent phishing attacks?
Options: (a) Strong passwords (b) Sharing credentials (c) Downloading all files (d) Clicking unknown links
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Strong passwords
Which key combination is used to cut text?
Options: (a) Ctrl + C (b) Ctrl + V (c) Ctrl + X (d) Ctrl + P
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Ctrl + X
HTTPS ensures:
Options: (a) Secure data transmission (b) Fast internet (c) Large storage (d) Data deletion
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Secure data transmission
Which of these converts domain names to IP addresses?
Options: (a) FTP (b) DNS (c) HTTP (d) SMTP
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DNS
Which of these is a real-time OS example?
Options: (a) Windows (b) VxWorks (c) Linux (d) DOS
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VxWorks
Which Excel feature allows you to filter data based on conditions?
Options: (a) Sorting (b) Filtering (c) Chart (d) SUM function
View Answer
Filtering
The primary function of RAM is:
Options: (a) Permanent storage (b) Temporary storage (c) Processing data (d) Input data
View Answer
Temporary storage
Congratulations! You've completed all 50 questions.
💡 Exam Tip
Memorizing these 50 expected MCQs covers almost all frequently asked topics in Delhi Police computer & cyber awareness section, including hardware, software, OS, MS Office, Excel, networking, internet security, malware, and cybercrime.
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