The ‘ACID’ property in DBMS stands for Atomicity, Consistency, Isolation, and: A. Data B. Durability C. Database D. Degree Correct answer is: B. Durability 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which SQL command is used to delete all records from a table without deleting the table structure? A. DROP B. TRUNCATE C. DELETE D. REMOVE Correct answer is: B. TRUNCATE 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which key uniquely identifies a record in a table? A. Foreign Key B. Primary Key C. Candidate Key D. Super Key Correct answer is: B. Primary Key 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
SQL stands for: A. Simple Query Language B. Structured Query Language C. Standard Query Logic D. Sequential Query List Correct answer is: B. Structured Query Language 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
A. Simple Query Language B. Structured Query Language C. Standard Query Logic D. Sequential Query List
In a relational database, a row is also known as a: A. Attribute B. Tuple C. Field D. Relation Correct answer is: B. Tuple 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which command in Linux is used to list files in a directory? A. dir B. ls C. list D. cd Correct answer is: B. ls 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Virtual memory is typically located on: A. RAM B. Hard Disk C. CPU Cache D. ROM Correct answer is: B. Hard Disk 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Multitasking is an extension of: A. Multiprogramming B. Time-sharing C. Batch processing D. Serial processing Correct answer is: B. Time-sharing 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which shortcut key is used to open Task Manager in Windows? A. Ctrl+Alt+Del B. Ctrl+Shift+Esc C. Alt+F4 D. Win+R Correct answer is: B. Ctrl+Shift+Esc 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
The process of loading the OS into memory is known as: A. Starting B. Booting C. Formatting D. Processing Correct answer is: B. Booting 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which file system is natively used by Windows 10/11? A. FAT32 B. NTFS C. HFS D. EXT4 Correct answer is: B. NTFS 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
A situation where two processes are waiting for each other to release resources is: A. Starvation B. Deadlock C. Paging D. Spooling Correct answer is: B. Deadlock 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
What is the core of the Linux operating system? A. Shell B. Kernel C. Terminal D. GUI Correct answer is: B. Kernel 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
The first sector of the hard disk is called: A. Boot Sector B. Master Boot Record (MBR) C. FAT D. Kernel Correct answer is: B. Master Boot Record (MBR) 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which of the following is NOT an Operating System? A. Linux B. Oracle C. DOS D. Unix Correct answer is: B. Oracle 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
The process of converting data into an unreadable format for security is: A. Decryption B. Encryption C. Compression D. Transmission Correct answer is: B. Encryption 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which of the following is a private IP address? A. 12.0.0.1 B. 192.168.1.1 C. 172.33.0.1 D. 200.1.1.1 Correct answer is: B. 192.168.1.1 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
What does ‘MAC’ stand for in MAC address? A. Memory Access Control B. Media Access Control C. Master Access Code D. Main Access Cell Correct answer is: B. Media Access Control 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which topology requires a central controller or hub? A. Mesh B. Star C. Bus D. Ring Correct answer is: B. Star 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Ping command uses which protocol? A. TCP B. UDP C. ICMP D. SMTP Correct answer is: C. ICMP 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
The device used to connect two different network architectures is: A. Bridge B. Hub C. Gateway D. Switch Correct answer is: C. Gateway 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which protocol is used to assign IP addresses automatically? A. DNS B. DHCP C. HTTP D. FTP Correct answer is: B. DHCP 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
What is the port number for HTTPS? A. 80 B. 21 C. 443 D. 25 Correct answer is: C. 443 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
Which layer of the OSI model is responsible for routing? A. Physical B. Data Link C. Network D. Transport Correct answer is: C. Network 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar
The IPv4 address is composed of how many bits? A. 16 bits B. 32 bits C. 64 bits D. 128 bits Correct answer is: B. 32 bits 📖 Read Detailed Explanation → Computer Science MCQS FPSC Information Technology Mcqs Leave a Comment | Umar