If a piece of data (field value) is stored in two places in the database, then storage space -Technology

1 Answer

Answer :

False If a piece of data is stored in two places in the database, then storage space is wasted and changing the data in one spot will cause data inconsistency.

Related questions

Description : In database, all the data are stored at a ……………. location. -Technology

Last Answer : In database, all the data are stored at acentralizedlocation.

Description : Copy of data created for safe storage is a) Saved copy b) Backup c) Dcopy d) Stored copy -Technology

Last Answer : Copy of data created for safe storage isBackup

Description : Which of the following places the common data elements in order from smallest to largest? a) Character, file, record, field, database b) Character, record, field, file, database c) Character, field, record, file, database d) Bit, byte, character, record, field, file, database

Last Answer : d) Bit, byte, character, record, field, file, database

Description : Which of the following places the common data elements in order from smallest to largest? 1) Character, file, record, field, database 2) Character, record, field, file, database 3) Character, field, record, file, database 4) Bit, byte, character, record, field, file, database

Last Answer : 3) Character, field, record, file, database

Description : What are two common concerns in a cloud environment? (Choose two.) A. Inability to use proxy servers and load balancers. B. Not enough computing capacity during peak usage times. C. Illegal access ... same physical ethernet, they should not be able to read or modify each other's network traffic.

Last Answer : Illegal access to private data stored by applications in the cloud.If two guest instances are running on the same host or on different hosts connected to the same physical ethernet, they should not be able to read or modify each other's network traffic

Description : What are two common concerns in a cloud environment? A. Inability to use proxy servers and load balancers. B. Not enough computing capacity during peak usage times. C. Illegal access to private ... in the cloud. D. Running out of storage space and network bandwidth at peak usage times.

Last Answer : Illegal access to private data stored by applications in the cloud.

Description : To locate a data item for storage is A) Field B) Feed C) Database D) Fetch

Last Answer : Answer : D

Description : To locate a data item for storage is a. Field b. Feed c. Database d. Fetch

Last Answer : Fetch

Description : To locate a data item for storage is a. Field b. Feed c. Database d. Fetch

Last Answer : Fetch

Description : To locate a data item for storage is a. Field b. Feed c. Database d. Fetch

Last Answer : d. Fetch

Description : To locate a data item for storage is a. Field b. Feed c. Database d. Fetch

Last Answer : d. Fetch

Description : What is field in database? Give an example. -Technology

Last Answer : A field is an area, reserved for a specific piece of data. It is also known as an attribute, e.g. Customer_Name.

Description : A text field is initially 40 characters long and one record has an entry in this field in MS_Access database. -Technology

Last Answer : Since the new field length is 20 characters long. So, this field will contain only left 20 characters including spaces and the remaining data will be discarded. Thus, the data from the right side of the field will be lost.

Description : Search space A . The large set of candidate solutions possible for a problem B. The information stored in a database that can be, retrieved with a single query. C. Worth of the output of a machine learning program that makes it understandable for humans D . None of these

Last Answer : A . The large set of candidate solutions possible for a problem

Description : The number of characters that can be stored in given physical space is a. Word length b. Byte c. Data density d. Field

Last Answer : Data density

Description : The number of characters that can be stored in given physical space is a. Word length b. Byte c. Data density d. Field

Last Answer : c. Data density

Description : The number of characters that can be stored in given physical space is a. Word length b. Byte c. Data density d. Field

Last Answer : c. Data density

Description : The director of a company uses a database to store data about job title. This is a part of the database given below: -Technology

Last Answer : 1. 62. 63. Secretary4. Finance department and their Payroll Numbers are A621 and M502.

Description : Which of the following best describes a form? (a) Form enables people to enter or view data in a database easily -Technology

Last Answer : (a) The form enables people to enter or view data in a database easily.

Description : RDBMS provides relational operators to manipulate the data. Here, RDBMS refers to (a) Record Database Management System -Technology

Last Answer : (b) RDBMS stands for Relational Database Management System, which provides the operator to manipulate the data stored in the database table.

Description : Database is the collection of logically non_related data. -Technology

Last Answer : False A database is the collection of integrated and logically related data.

Description : A query is used to retrieve data from the database based on one or more criteria. -Technology

Last Answer : False Because MS-Access 2007 supports the database object query.

Description : There arecertain packages that allow people to define data items, place these items in particular records, combine therecords into designated files and then manipulate and retrieve the storeddata. What arethey ... (DBMS) C. Batch processingsystem D. Data communication package E. None of the above

Last Answer : Database management system (DBMS)

Description : Data is stored in RDBMS in the form of (a) table (b) query -Technology

Last Answer : (a) Relational Database Management System stores data in the form of relation. As we know, relations are known as table.

Description : Write the value that will be stored in variable a after execution of the following code if : -Technology

Last Answer : (i) Value of a = 10, if initial value of a is 8(ii) Value of a = 17, if initial value of a is 10

Description : A logical schema A. is the entire database B. is a standard wayof organizing information into accessible parts C. describes how data is actually stored on disk D. All of theabove E. None of the above

Last Answer : is a standard wayof organizing information into accessible parts

Description : A logical schema A) is the entire database B) is a standard way of organizing information into accessible parts. C) Describes how data is actually stored on disk. D) All of the above

Last Answer : B) is a standard way of organizing information into accessible parts.

Description : Relational database schema normalization is NOT for: (A) reducing the number of joins required to satisfy a query. (B) eliminating uncontrolled redundancy of data stored in the database. (C) ... could otherwise occur with inserts and deletes. (D) ensuring that functional dependencies are enforced. 

Last Answer : reducing the number of joins required to satisfy a query.

Description : Have you bought a piece of technology that was then a dud?

Last Answer : I cant afford any new technology.

Description : When a field name has a space in its title, such as Last Name, how is the merge field displayed in the mail merge document? -Technology

Last Answer : (c) When a field name has a space in its title, such as Last Name, Last_Name is the merge field displayed in the mail merge document.

Description : Which of the following storage device can be used for storing large backup data? (a) Floppy disks (b) Hard disk (c) Magnetic tapes (d) None of these -Technology

Last Answer : "B) Hard Disk.

Description : Copy of data created for safe storage is ………… -Technology

Last Answer : Copy of data created for safe storage isback up.

Description : CD is a storage device that is used to take the backup of your data. -Technology

Last Answer : True You can use different types of storage devices like CD, DVD to take the backup of your data.

Description : In SQL, the CREATE TABLESPACE isused A. to createa place in the databasefor storageof scheme objects, rollback segments, andnaming the data files to comprise the tablespace B. to createa database trigger C. to add/rename data files, to change storage D. All of theabove E. None of the above

Last Answer : to createa place in the databasefor storageof scheme objects, rollback segments, andnaming the data files to comprise the tablespace

Description : Which of the following is an edge-storage or content-delivery system that caches data in different physical locations? a) Amazon Relational Database Service b) Amazon SimpleDB c) Amazon Cloudfront d) Amazon Associates Web Services

Last Answer : Amazon Cloudfront

Description : Point out the wrong statement. a) Securing data sent to, received from, and stored in the cloud is the single largest security concern b) The problem with the data you store in the cloud is that ... the cloud from direct client access is to create layered access to the data d) All of the mentioned

Last Answer : One and only approach to isolating storage in the cloud from direct client access is to create layered access to the data

Description : Which of the following is storage data interchange interface for stored data objects? a) OCC b) OCCI c) OCMI d) All of the mentioned

Last Answer : OCCI

Description : Which of the following is storage data interchange interface for stored data objects? a) OCC b) OCCI c) OCMI d) All of the mentioned

Last Answer : OCCI

Description : Write any two advantages of using database. -Technology

Last Answer : 1. Can ensure data security.2. Reduces the data redundancy.

Description : Give any two disadvantages of the database. -Technology

Last Answer : 1. High complexity2. Database failure

Description : Write any two uses of database management system. -Technology

Last Answer : 1. DBMS is used to store data at a centralized location.2. It is used to minimize data redundancy and data inconsistency.

Description : Define database management system. Write two advantages of using database management system for school. -Technology

Last Answer : Database Management System (DBMS) is a collection of programs that enable users to create, maintain database and control all the access to the database. The primary goal of the DBMS is to ... centralized location.2. It provides security to the personal information of the school, stored in it.

Description : In a Bank’s database, there are two tables ‘Customer’ and ‘Transaction’ as shown below. -Technology

Last Answer : (i)Acc_No, Cust_Phone(ii)All the columns having capability to become Primary Key are known as Candidate Keys.(iii)Acc_No(iv)Trans_Id

Description : In a Bank’s database, there are two tables ‘Customer’ and ‘Transaction’ as shown below. Write a query to display customer’s name who has -Technology

Last Answer : (i) Select cust_name from customer c,transaction t where c.Acc_No=t.Acc_No and Transaction_Type= 'Debit';(ii)Select cust_name, t.* from customer c, transaction t where c.Acc_No=t.Acc_No;(iii) ... total amount of all type of transactions, it will only display the total of credit transactions only.

Description : Mention any two example of common Database Management System. -Technology

Last Answer : MySQL, Ingres, Postgres, Oracle etc.

Description : What is part of a database that holds only one type of information? -Technology

Last Answer : Field. Record. is the answer

Description : A software that searches through a database of Web pages for particular information is known as (a) domain -Technology

Last Answer : (d) Search engine searches a software through a database of Web pages for particular information.