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A. 1998
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B. 1947
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C. 1973
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D. 2000
Explanation
NADRA Stand for National Database and Registration Authority
NADRA was established as National Database Organization (NDO), an attached department under the Ministry of Interior, Government of Pakistan in 1998.
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A. none
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B. Design View
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C. While using Wizard
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D. CreateTable By Entering Data
Explanation
Create Table By Entering Data. Design View. While Using Wizard.
کونسی ڈیٹا بیس آبجیکٹ ڈیٹا کو مختلف طریقوں سے دیکھنے، تبدیل کرنے اور تجزیہ کرنے کے لیے بہترین ہے؟
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A. Report
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B. Table
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C. Query
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D. Form
Explanation
The Query is the database object to view change and analyze data in different ways.
This object displays data from one or more tables in a unique way.
Queries are a technique of getting data from one or more tables and organizing it.
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A. All of the above
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B. Tables
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C. Queries
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D. Forms
Explanation
Within an Access database file, you can use:
- Tables to store your data.
- Queries to find and retrieve just the data that you want.
- Forms to view, add, and update data in tables.
- Reports to analyze or print data in a specific layout.
سپر کلید کا سب سیٹ امیدوار کلید کس حالت میں ہے؟
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A. Subset is a super key
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B. No proper subset is a super key
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C. Each subset is a super key
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D. All subsets are super keys
Explanation
DBMS Keys:
Primary Key: A primary is a column or set of columns in a table that uniquely identifies tuples (rows) in that table.
Super Key: A superkey is a set of one or more columns (attributes) to uniquely identify rows in a table.
Candidate Key: A super key with no redundant attribute is known as a candidate key
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ND03-12-2022
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A. Assembly
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B. Oracle
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C. PHP
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D. Java
Explanation
Table in database must have a primary key.
ڈیٹا فالتو پن سے کیا مراد ہے؟
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A. Storing the same data in multiple places within a system
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B. Removing unnecessary data from a system
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C. Encrypting data for security
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D. Increasing the speed of data retrieval
Explanation
Data Redundancy is the unnecessary duplication of data within a database or system.
It occurs when the same piece of data is stored in multiple locations
ڈیٹا بیس میں ڈیٹا داخل کرتے وقت تاریخ داخل کرنے کا فارمیٹ کیا ہے؟
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A. “DD-MM-YYYY”
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B. YYYY-MM-DD
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C. ‘YYYY-MM-DD’
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D. None of these
Explanation
- The 'YYYY-MM-DD' format is the standard for entering dates in most databases (e.g., SQL).
- It ensures consistency and avoids confusion in date interpretation.
ڈیٹا بیس نارملائزیشن میں، کون سا عام شکل اس بات کو یقینی بناتا ہے کہ ہر نان پرائم وصف مکمل طور پر ہر امیدوار کلید پر منحصر ہے؟
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A. 2NF
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B. None of these
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C. BCNF
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D. 3NF
Explanation
- Second Normal Form (2NF) ensures that every non-prime attribute is fully functionally dependent on every candidate key.
- It eliminates partial dependencies, where non-prime attributes depend only on part of a candidate key.
ایکسیس (ڈیٹا بیس) ٹیبل میں ایک قطار کو کہا جاتا ہے؟
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A. A record
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B. A field
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C. A guery
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D. None of these
Explanation
MS Access, columns in a table are called fields.
It store specific types of data for each record.
Rows in an MS Access table are called Records.
It representing individual entries or data points within the table.
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