System | MCQs

Explanation

DBMS is a software system that allows users to create, manage, and manipulate databases.

It ensures data integrity, security, and easy access to data.

Explanation

Petabyte (1,024 Terabytes, or 1,048,576 Gigabytes)

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VU CBT FIA SI ASI PAPER 13-12-2021

Explanation

An operating system is system software that manages computer hardware, software resources, and provides common services for computer programs.

ایک آپریٹنگ سسٹم سسٹم سافٹ ویئر ہے جو کمپیوٹر ہارڈویئر، سافٹ ویئر کے وسائل کا انتظام کرتا ہے، اور کمپیوٹر پروگراموں کے لیے عام خدمات فراہم کرتا ہے۔

Explanation

Mac OS is an operating system developed and marketed by Apple Inc. since 2001.

It is the primary operating system for Apple's Mac computers.

Explanation

An integrated circuit is a small chip of semiconductor material, typically silicon, that contains numerous tiny MOSFETs.

The five generations of computers:

1. First Generation (1946-1959 or 1940-1956): Vacuum tube-based technology (e.g., ENIAC).
2. Second Generation (1959-1965 or 1956-1963): Transistor-based technology.
3. Third Generation (1965-1971 or 1964-1971): Integrated circuit-based technology.
4. Fourth Generation (1972-1980): VLSI microprocessor-based technology.
5. Fifth Generation (1980-present): ULSI microprocessor-based technology, with a focus on artificial intelligence.

Explanation

Binary coded numbers are in the form of a series of 0s and 1s, also known as bits. 

A number represented in the base-2 numeral system.

It uses only the digits 0 and 1.

For example, (101)2 is a binary number.

Explanation

A bus is a high-speed internal connection that sends data and control signals between the processor and other components.

The amount of data a data bus can transfer is known as bandwidth. 

1. Data bus: A bidirectional communication path that transfers data between the CPU, memory, and input/output devices.
2. Address bus: Transmits the physical location (address) of data to be accessed or written by the CPU.
3. Control bus: Transfers control signals for coordinating the overall system's operation.

Explanation

Explanation

After Final Delimitation 2018, the composition of Khyber Pakhtunkhwa Assembly seats is as under:

After Merger of FATA in Khyber Pakhtunkhwa in 2017.

Elections were held across the merged tribal districts on 20 July 2019.

285 candidates ran for elections on 16 general seats of tribal districts.

In addition to 16 general seats 4 seats will be reserved for women and 1 for Non-Muslim,

increasing the number of assembly seats from 124 to 145

ND18-5-2023

Explanation