Practice IT Networking Questions and Answers

• Which tree structure is commonly used in file systems to organize and manage disk blocks efficiently?
• Python is an example of which type of programming language?
• Which statement is true about Python indentation?
• What is the purpose of the "self" parameter in a Python class method?
• What is the output of the following Python code snippet?    x = [1, 2, 3]    y = x    x.append(4)    print(y)
• What is the purpose of the "if __name__ == '__main__':" statement in a Python script?
• What does an op-amp stand for?
• Which of the following is a passive electronic component used in analog circuits?
• In a voltage divider circuit, if the resistors are of equal value, what is the output voltage?
• What is the purpose of a capacitor in an AC circuit?
• Which type of diode allows current to flow in only one direction?
• Which of the following is an essential property of an inductor?
• What is the typical output voltage range of an operational amplifier (op-amp) powered by ±15V supply rails?
• Which of the following configurations provides a higher voltage gain in an op-amp?
• What is the purpose of a comparator in analog circuits?
• Which of the following is a measure of a diode's ability to conduct current in the forward direction?
• Which computer architecture allows multiple processors to work together on a single task?
• Which bus is responsible for transferring data between the CPU and memory?
• Which type of instruction pipeline allows multiple instructions to be processed simultaneously at different stages?
• Which of the following is a characteristic of a RISC (Reduced Instruction Set Computer) architecture?
• Which computer architecture uses a single bus to connect the CPU, memory, and peripherals?
• What is the primary purpose of performing backups in an operating system?
• Which type of backup includes all selected files and marks them as backed up?
• What is the advantage of using incremental backups over full backups?
• In the context of backups, what is a retention policy?
• Which backup strategy involves rotating backup media to ensure data redundancy and off-site storage?
• What is the purpose of a recovery point objective (RPO) in backup planning?
• Which type of backup includes all files that have changed since the last full backup?
• Which backup storage method involves backing up data to a remote data center over a network?
• What is the purpose of a backup verification process?
• Which recovery strategy involves reinstalling the operating system and applications, followed by restoring user data from backups?
• What is the primary function of the Relational Database Management System (RDBMS) architecture?
• Which component of RDBMS is responsible for processing SQL queries and managing database interactions?
• What is the role of the Transaction Manager in RDBMS architecture?
• Which part of the RDBMS architecture is responsible for maintaining a physical copy of the database on disk?
• In RDBMS, what is the purpose of the Data Dictionary?
• What does the Query Optimizer do in RDBMS architecture?
• Which part of RDBMS handles concurrency control to ensure multiple transactions operate concurrently without conflicts?
• Which component of RDBMS allows users and applications to interact with the database through SQL queries?
• What is the purpose of the Index Manager in RDBMS architecture?