CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which unit is equal to 1024 bytes?
A. 1 bit
B. 1 nibble
C. 1 kilobyte
D. 1 megabyte
Correct Answer: C
C: Correct because in basic computing, 1 kilobyte is commonly treated as 1024 bytes. A: Wrong because a bit is the smallest binary unit. B: Wrong because a nibble is 4 bits. D: Wrong because a megabyte is much larger than 1024 bytes.
CSS - PMS - CCE - PCS - Basic Computing
MS Word
Which key combination is commonly used to copy selected text?
A. Ctrl + X
B. Ctrl + C
C. Ctrl + V
D. Ctrl + Z
Correct Answer: B
B: Correct because Ctrl + C copies selected content to clipboard. A: Wrong because Ctrl + X cuts selected content. C: Wrong because Ctrl + V pastes copied content. D: Wrong because Ctrl + Z undoes the last action.
CSS - PMS - CCE - PCS - Basic Computing
Networking Basics
Which protocol is used for secure website communication?
A. HTTP
B. FTP
C. HTTPS
D. SMTP
Correct Answer: C
C: Correct because HTTPS encrypts communication between browser and website. A: Wrong because HTTP is not secure by default. B: Wrong because FTP transfers files, not normal secure browsing. D: Wrong because SMTP is used for sending email.
CSS - PMS - CCE - PCS - Basic Computing
Abbreviations
What is the full form of URL?
A. Uniform Resource Locator
B. Universal Record Link
C. User Resource Level
D. Uniform Runtime Logic
Correct Answer: A
A: Correct because URL means Uniform Resource Locator and identifies a web address. B: Wrong because record link is not the standard term. C: Wrong because user resource level is unrelated. D: Wrong because runtime logic is a programming concept, not a web address.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which of the following is an output device?
A. Mouse
B. Scanner
C. Printer
D. Keyboard
Correct Answer: C
C: Correct because a printer produces printed output on paper. A: Wrong because a mouse is an input device. B: Wrong because a scanner is an input device. D: Wrong because a keyboard is an input device.
CSS - PMS - CCE - PCS - Basic Computing
Software
Which software controls computer hardware and provides services to applications?
A. MS Word
B. Operating System
C. Web Browser
D. Spreadsheet
Correct Answer: B
B: Correct because an operating system manages hardware, files, memory, and applications. A: Wrong because MS Word is a word processor. C: Wrong because a browser is used for websites. D: Wrong because a spreadsheet is used for tabular calculations.
CSS - PMS - CCE - PCS - Basic Computing
Computer Memory
Which memory loses data when power is switched off?
A. ROM
B. RAM
C. Hard Disk
D. SSD
Correct Answer: B
B: Correct because RAM is volatile memory and needs power to keep data. A: Wrong because ROM is non-volatile firmware storage. C: Wrong because a hard disk stores data even after power off. D: Wrong because an SSD is non-volatile flash storage.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
Which device is mainly used to input text?
A. Monitor
B. Keyboard
C. Printer
D. Speaker
Correct Answer: B
B: Correct because a keyboard is used for typing letters, numbers, and commands. A: Wrong because a monitor displays output. C: Wrong because a printer gives hard-copy output. D: Wrong because a speaker produces sound output.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
What does CPU stand for?
A. Central Process Utility
B. Central Processing Unit
C. Computer Personal Unit
D. Control Program Unit
Correct Answer: B
B: Correct because Central Processing Unit is the main processor that executes instructions. A: Wrong because it is not the standard expansion of CPU. C: Wrong because it wrongly adds personal and does not describe the processor. D: Wrong because it describes control software, not the hardware processor.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
An algorithm is:
A. A random picture
B. A step-by-step procedure to solve a problem
C. Only a computer monitor
D. A type of electricity
Correct Answer: B
A: Wrong because an algorithm is not an image. B: Correct because algorithms describe ordered steps for solving problems. C: Wrong because a monitor is hardware. D: Wrong because electricity is energy, not a procedure.
CSS - PMS - CCE - PCS - Basic Computing
Cyber Security Basics
A firewall is used to:
A. Filter network traffic for security
B. Type text faster
C. Increase battery size
D. Convert images into sound
Correct Answer: A
A: Correct because firewalls allow or block traffic based on security rules. B: Wrong because typing speed depends on keyboard/user skill. C: Wrong because battery size is hardware capacity. D: Wrong because image-to-sound conversion is not a firewall function.
CSS - PMS - CCE - PCS - Basic Computing
Computer Memory
Which storage device has no moving mechanical parts?
A. SSD
B. Floppy disk
C. Traditional HDD
D. CD-ROM drive
Correct Answer: A
A: Correct because SSDs use flash memory and have no moving mechanical parts. B: Wrong because floppy drives use moving magnetic media. C: Wrong because traditional HDDs have spinning platters and moving heads. D: Wrong because CD-ROM drives spin optical discs.
CSS - PMS - CCE - PCS - Basic Computing
Abbreviations
PDF stands for:
A. Portable Document Format
B. Printed Data File
C. Program Design Feature
D. Primary Disk Folder
Correct Answer: A
A: Correct because PDF means Portable Document Format. B: Wrong because it is not the official expansion. C: Wrong because PDF is a document format, not a design feature. D: Wrong because a folder is not the meaning of PDF.
CSS - PMS - CCE - PCS - Basic Computing
Cyber Security Basics
Phishing is best described as:
A. A method of cooling a CPU
B. A fraudulent attempt to steal sensitive information
C. A database backup type
D. A screen resolution setting
Correct Answer: B
A: Wrong because CPU cooling uses fans, heat sinks, or liquid cooling. B: Correct because phishing tricks users into revealing passwords, OTPs, or financial data. C: Wrong because backups are data protection copies. D: Wrong because screen resolution is display quality.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
The main role of an operating system is to:
A. Manage computer hardware and software resources
B. Write exam questions only
C. Increase internet bill
D. Print without a printer
Correct Answer: A
A: Correct because an operating system manages hardware, software, files, memory, and processes. B: Wrong because exam writing is an application-level task. C: Wrong because billing is unrelated to OS function. D: Wrong because printing needs printing hardware or services.
CSS - PMS - CCE - PCS - Basic Computing
Database Basics
A database table is mainly organized into:
A. Slides and animations
B. Rows and columns
C. Pixels and colors
D. Speakers and microphones
Correct Answer: B
A: Wrong because slides and animations belong to presentations. B: Correct because tables store records in rows and fields in columns. C: Wrong because pixels and colors relate to images/displays. D: Wrong because speakers and microphones are audio devices.
CSS - PMS - CCE - PCS - Basic Computing
Computer Fundamentals
A binary digit can have which values?
A. 0 and 1
B. 1 and 2
C. A and B
D. 9 and 10
Correct Answer: A
A: Correct because binary uses only two symbols: 0 and 1. B: Wrong because 2 is not a binary digit. C: Wrong because letters are not binary digit values. D: Wrong because binary does not use 9 or 10 as single digit values.
CSS - PMS - CCE - PCS - Basic Computing
Computer Memory
CPU cache memory is usually:
A. Slower than a hard disk
B. A high-speed memory close to the processor
C. A type of printer ink
D. A replacement for the monitor
Correct Answer: B
A: Wrong because cache is much faster than hard-disk storage. B: Correct because cache is high-speed memory used to speed up CPU access to data. C: Wrong because printer ink is unrelated to memory. D: Wrong because cache has no display function.
CSS - PMS - CCE - PCS - Basic Computing
Internet Basics
Cloud storage means storing data:
A. Only on a printer
B. On remote internet-based servers
C. Inside the monitor
D. Only in RAM
Correct Answer: B
A: Wrong because printers are output devices. B: Correct because cloud storage keeps files on remote servers accessible through the internet. C: Wrong because monitors display output and do not normally store user data. D: Wrong because RAM is temporary memory.
CSS - PMS - CCE - PCS - Basic Computing
Cyber Security Basics
Which of the following is an example of malware?
A. Spreadsheet
B. Firewall
C. Computer virus
D. Keyboard
Correct Answer: C
A: Wrong because a spreadsheet is a document/application file, not necessarily malware. B: Wrong because a firewall helps block unwanted traffic. C: Correct because a computer virus is malicious software. D: Wrong because a keyboard is hardware.