Data Integrity control uses ................ (A) Upper and lower limits on numeric data. (B) Passwords to prohibit unauthorised access to files. (C) Data dictionary to keep the data (D) Data dictionary to find last access of data

Data Integrity control uses ................ (A) Upper and lower limits on numeric data. (B) Passwords to prohibit unauthorised access to files. (C) Data dictionary to keep the data (D) Data dictionary to find last access of data
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(B) Passwords to prohibit unauthorised access to files.
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Data integrity control A. is used to set upper and lower limits on numeric data B. requires the use of passwords toprohibit unauthorized access tothe file C. has the data dictionary keep thedate and time of lastaccess last back-up,and most recent modificationfor all files D. All of theabove E. None of the above

Description : Data integrity control A. is used to set upper and lower limits on numeric data B. requires the use of passwords toprohibit unauthorized access tothe file C. has the data dictionary keep thedate and time ... back-up,and most recent modificationfor all files D. All of theabove E. None of the above

Last Answer : has the data dictionary keep thedate and time of lastaccess last back-up,and most recent modificationfor all files

One aspect that has to be dealt with by the integrity subsystem is to ensure that only valid values can be assigned to each data items. This is referred to as A) Data Security B) Domain access C) Data Control

Description : One aspect that has to be dealt with by the integrity subsystem is to ensure that only valid values can be assigned to each data items. This is referred to as A) Data Security B) Domain access C) Data Control

Last Answer : C) Data Control

Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? A. cat emp[!0-9] B. more [emp][!0-9] C. cat emp[x-z]

Description : Which command is used to concatenate all files beginning with the string 'emp' and followed by a non-numeric characters? A. cat emp[!0-9] B. more [emp][!0-9] C. cat emp[x-z]

Last Answer : A. cat emp[!0-9]

A software program that infers and manipulates existing knowledge in order to generate new knowledge is known as: (A) Data Dictionary (B) Reference Mechanism (C) Inference Engine (D) Control Strategy

Description : A software program that infers and manipulates existing knowledge in order to generate new knowledge is known as: (A) Data Dictionary (B) Reference Mechanism (C) Inference Engine (D) Control Strategy

Last Answer : (C) Inference Engine

It is better to use files than a DBMS when there are (A) Stringent real-time requirements. (B) Multiple users wish to access the data. (C) Complex relationships among data. (D) All of the above. t

Description : It is better to use files than a DBMS when there are (A) Stringent real-time requirements. (B) Multiple users wish to access the data. (C) Complex relationships among data. (D) All of the above.

Last Answer : (B) Multiple users wish to access the data.

………… is to protect data and passwords. A) Encryption B) Authentication C) Authorization D) Non-repudiation

Description : ………… is to protect data and passwords. A) Encryption B) Authentication C) Authorization D) Non-repudiation

Last Answer : A) Encryption

Making backups, keeping passwords and having access control are used for ………….. (a) Data security -Technology

Description : Making backups, keeping passwords and having access control are used for ………….. (a) Data security -Technology

Last Answer : (a) Backups, access authorised are the techniques to secure data from damage and getting lost.

Where the integrity constraints are stored in Data Dictionary ?

Description : Where the integrity constraints are stored in Data Dictionary ?

Last Answer : The integrity constraints are stored in USER_CONSTRAINTS.

Database management systems are intended to: A. eliminatedata redundancy B. establishrelationships among records in different files C. manage file access D. maintaindata integrity E. All of theabove

Description : Database management systems are intended to: A. eliminatedata redundancy B. establishrelationships among records in different files C. manage file access D. maintaindata integrity E. All of theabove

Last Answer : All of theabove

.............. requires that data should be made available to only authorized users. A) Data integrity B) Privacy C) Security D) None of the above

Description : .............. requires that data should be made available to only authorized users. A) Data integrity B) Privacy C) Security D) None of the above

Last Answer : C) Security

Which if the following is not the type of data integrity. A) Key integrity B) Domain integrity C) Entity integrity D) Referential integrity

Description : Which if the following is not the type of data integrity. A) Key integrity B) Domain integrity C) Entity integrity D) Referential integrity

Last Answer : A) Key integrity

………………… is preferred method for enforcing data integrity A) Constraints B) Stored Procedure C) Triggers D) Cursors

Description : ………………… is preferred method for enforcing data integrity A) Constraints B) Stored Procedure C) Triggers D) Cursors

Last Answer : A) Constraints

……………. is a preferred method for enforcing data integrity A) Constraints B) Stored procedure C) Triggers D) Cursors

Description : ……………. is a preferred method for enforcing data integrity A) Constraints B) Stored procedure C) Triggers D) Cursors

Last Answer : A) Constraints

he primary goal of the ………………….. protocol is to provide a private channel between communicating application, which ensures privacy of data authentication of the partners, and integrity. A) SSL B) ESP C) TSL D) PSL

Description : he primary goal of the ………………….. protocol is to provide a private channel between communicating application, which ensures privacy of data authentication of the partners, and integrity. A) SSL B) ESP C) TSL D) PSL

Last Answer : A) SSL

An ER Model includes I. An ER diagram portraying entity types. II. Attributes for each entity type III. Relationships among entity types. IV. Semantic integrity constraints that reflects the business rules about data not captured in the ER diagram. (A) I, II, III & IV (B) I&IV (C) I, II & IV (D) I & III

Description : An ER Model includes I. An ER diagram portraying entity types. II. Attributes for each entity type III. Relationships among entity types. IV. Semantic integrity constraints that reflects the business rules about data not ... ; IV (B) I&IV (C) I, II & IV (D) I & III

Last Answer : (A) I, II, III & IV

Database applications were built directly on top of file system to overcome the following drawbacks of using file-systems (a) Data redundancy and inconsistency (b) Difficulty in accessing Data (c) Data isolation (d) Integrity problems (A) (a) (B) (a) and (d) (C) (a), (b) and (c) (D) (a), (b), (c) and (d)

Description : Database applications were built directly on top of file system to overcome the following drawbacks of using file-systems (a) Data redundancy and inconsistency (b) Difficulty in accessing Data (c) Data isolation (d) Integrity problems (A) (a) (B) ... d) (C) (a), (b) and (c) (D) (a), (b), (c) and (d)

Last Answer : (D) (a), (b), (c) and (d) 

DDS stands for ………………… A) Data Data Systems B) Data Digital System C) Data Dictionary Systems D) Digital Data Service

Description : DDS stands for ………………… A) Data Data Systems B) Data Digital System C) Data Dictionary Systems D) Digital Data Service

Last Answer : C) Data Dictionary Systems

Data which improves the performance and accessibility of the database are called: (A) Indexes (B) User Data (C) Application Metadata (D) Data Dictionary

Description : Data which improves the performance and accessibility of the database are called: (A) Indexes (B) User Data (C) Application Metadata (D) Data Dictionary

Last Answer : (A) Indexes

From the given data below: a b b a a b b a a b which one of the following is not a word in the dictionary created by LZ-coding (the initial words are a, b)? (1) a b (2) b b (3) b a (4) b a a b

Description : From the given data below: a b b a a b b a a b which one of the following is not a word in the dictionary created by LZ-coding (the initial words are a, b)? (1) a b (2) b b (3) b a (4) b a a b 

Last Answer : (4) b a a b 

What are the upper and lower frequency limits of an amplifier?

Description : What are the upper and lower frequency limits of an amplifier?

Last Answer : The half-power points of a frequency-response curve. The upper and lower limits of the band f frequencies for which the amplifier is most effective.

Which of the following is a valid SQL type? (A) CHARACTER (B) NUMERIC (C) FLOAT (D) All of the above

Description : Which of the following is a valid SQL type? (A) CHARACTER (B) NUMERIC (C) FLOAT (D) All of the above

Last Answer : (D) All of the above

Which of the following applications allows a user to access and change remote files without actual transfer? A) DNS B) FTP C) NFS D) Telnet

Description : Which of the following applications allows a user to access and change remote files without actual transfer? A) DNS B) FTP C) NFS D) Telnet

Last Answer : C) NFS

Which one of the following describes the syntax of prolog program ? I. Rules and facts are terminated by full stop (.) II. Rules and facts are terminated by semicolon (;) III. Variables names must start with upper case alphabets. IV. Variables names must start with lower case alphabets. Codes : (A) I, II (B) III, IV (C) I, III (D) II, IV

Description : Which one of the following describes the syntax of prolog program ? I. Rules and facts are terminated by full stop (.) II. Rules and facts are terminated by semicolon (;) III. Variables names must start with upper case alphabets. ... alphabets. Codes : (A) I, II (B) III, IV (C) I, III (D) II, IV

Last Answer : (C) I, III

Let R be the rectangular window against which the lines are to be clipped using 2D Sutherland-Cohen line clipping algorithm. The rectangular window has lower left-hand corner at (-5,1) and upper righthand corner at (3,7). Consider the following three lines for clipping with the given end point co-ordinates: Line AB: A(-6,2) and B(-1,8) Line CD: C(-1,5) and D(4,8) Line EF: E(-2,3) and F(1,2) Which of the following line(s) is/are candidate for clipping? (A) AB (B) CD (C) EF (D) AB and CD

Description : Let R be the rectangular window against which the lines are to be clipped using 2D Sutherland-Cohen line clipping algorithm. The rectangular window has lower left-hand corner at (-5,1) and upper righthand corner at (3,7). ... s) is/are candidate for clipping? (A) AB (B) CD (C) EF (D) AB and CD

Last Answer : (D) AB and CD

Unix command to change the case of first three lines of file “shortlist” from lower to upper (1) $ tr ‘[a-z]’ ‘[A-Z]’ shortlist | head-3 (2) $ head-3 shortlist | tr ‘[a-z]’ ‘[A-Z]’ (3) $ tr head-3 shortlist ‘[A-Z]’ ‘[a-z]’ (4) $ tr shortlist head-3 ‘[a-z]’ ‘[A-Z]’

Description : Unix command to change the case of first three lines of file “shortlist” from lower to upper (1) $ tr ‘[a-z]’ ‘[A-Z]’ shortlist | head-3 (2) $ head-3 shortlist | tr ‘[a-z]’ ‘[A-Z]’ (3) $ tr head-3 shortlist ‘[A-Z]’ ‘[a-z]’ (4) $ tr shortlist head-3 ‘[a-z]’ ‘[A-Z]’

Last Answer : (2) $ head-3 shortlist | tr ‘[a-z]’ ‘[A-Z]’ 

A computer checks the _____ of user names and passwords for 9 a match before granting access. 1) Website 2) Network 3) Backup file 4) Data base 5) None of these

Description : A computer checks the _____ of user names and passwords for 9 a match before granting access. 1) Website 2) Network 3) Backup file 4) Data base 5) None of these

Last Answer : Answer :4

Which of the following are the principles tasks of the linker? I. Resolve external references among separately compiled program units. II. Translate assembly language to machine code. III. Relocate code and data relative to the beginning of the program. IV. Enforce access-control restrictions on system libraries. (A) I and II (B) I and III (C) II and III (D) I and IV

Description : Which of the following are the principles tasks of the linker? I. Resolve external references among separately compiled program units. II. Translate assembly language to machine code. III. Relocate code and data relative to the beginning of ... (A) I and II (B) I and III (C) II and III (D) I and IV

Last Answer : (B) I and III

………………. refers to the unauthorised duplication of computer software. -Technology

Description : ………………. refers to the unauthorised duplication of computer software. -Technology

Last Answer : software piracy refers to the unauthorised duplication of computer software.

Which one is not the duties of bailee (a) The bailee must take care of goods as of his goods. (b) The bailee cannot use bailor’s goods in an unauthorised manner. (c) The bailee should return the goods without demand on the expiry of the time period. (d) He can set up adverse title to the goods.

Description : Which one is not the duties of bailee (a) The bailee must take care of goods as of his goods. (b) The bailee cannot use bailor’s goods in an unauthorised manner. (c) The bailee should return the goods without demand on the expiry of the time period. (d) He can set up adverse title to the goods.

Last Answer : (d) He can set up adverse title to the goods.

In computer security, …………………….. means that the information in a computer system only be accessible for reading by authorized parities. A) Confidentiality B) Integrity C) Availability D) Authenticity

Description : In computer security, …………………….. means that the information in a computer system only be accessible for reading by authorized parities. A) Confidentiality B) Integrity C) Availability D) Authenticity

Last Answer : A) Confidentiality

In computer security, ……………………. means that computer system assets can be modified only by authorized parities. A) Confidentiality B) Integrity C) Availability D) Authenticity

Description : In computer security, ……………………. means that computer system assets can be modified only by authorized parities. A) Confidentiality B) Integrity C) Availability D) Authenticity

Last Answer : B) Integrity

. ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations. A) Entity Integrity Constraints B) Referential Integrity Constraints

Description : . ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations. A) Entity Integrity Constraints B) Referential Integrity Constraints

Last Answer : B) Referential Integrity

Centralizing the integrity checking directly under the DBMS ………….. Duplication and ensures the consistency and validity of the database. A) Increases B) Skips C) Does not reduce D) Reduces

Description : Centralizing the integrity checking directly under the DBMS ………….. Duplication and ensures the consistency and validity of the database. A) Increases B) Skips C) Does not reduce D) Reduces

Last Answer : D) Reduces

The ……………. is used to provide integrity check, authentication and encryption to IP datagram. A) SSL B) ESP C) TSL D) PSL

Description : The ……………. is used to provide integrity check, authentication and encryption to IP datagram. A) SSL B) ESP C) TSL D) PSL

Last Answer : B) ESP

The student marks should not be greater than 100. This is (A) Integrity constraint (B) Referential constraint (C) Over-defined constraint (D) Feasible constraint

Description : The student marks should not be greater than 100. This is (A) Integrity constraint (B) Referential constraint (C) Over-defined constraint (D) Feasible constraint

Last Answer : (A) Integrity constraint

In RDBMS, the constraint that no key attribute (column) may be NULL is referred to as: (A) Referential integrity (B) Multi-valued dependency (C) Entity Integrity (D) Functional dependency

Description : In RDBMS, the constraint that no key attribute (column) may be NULL is referred to as: (A) Referential integrity (B) Multi-valued dependency (C) Entity Integrity (D) Functional dependency

Last Answer : (C) Entity Integrity

What is the output of the following code? a={1:"A",2:"B",3:"C"} print(a.setdefault(3)) a) {1: ‘A’, 2: ‘B’, 3: ‘C’} b) C c) {1: 3, 2: 3, 3: 3} d) No method called setdefault() exists for dictionary

Description : What is the output of the following code? a={1:"A",2:"B",3:"C"} print(a.setdefault(3)) a) {1: ‘A’, 2: ‘B’, 3: ‘C’} b) C c) {1: 3, 2: 3, 3: 3} d) No method called setdefault() exists for dictionary

Last Answer : b) C

Which of the following is not a declaration of the dictionary? a) {1: ‘A’, 2: ‘B’} b) dict([[1,”A”],[2,”B”]]) c) {1,”A”,2”B”} d) { }

Description : Which of the following is not a declaration of the dictionary? a) {1: ‘A’, 2: ‘B’} b) dict([[1,”A”],[2,”B”]]) c) {1,”A”,2”B”} d) { }

Last Answer : c) {1,”A”,2”B”}

Suppose d = {“john”:40, “peter”:45}. To obtain the number of entries in dictionary which command do we use? a) d.size() b) len(d) c) size(d) d) d.len()

Description : Suppose d = {“john”:40, “peter”:45}. To obtain the number of entries in dictionary which command do we use? a) d.size() b) len(d) c) size(d) d) d.len()

Last Answer : b) len(d)

Which of the following statements create a dictionary? a) d = {} b) d = {“john”:40, “peter”:45} c) d = {40:”john”, 45:”peter”} d) All of the mentioned

Description : Which of the following statements create a dictionary? a) d = {} b) d = {“john”:40, “peter”:45} c) d = {40:”john”, 45:”peter”} d) All of the mentioned

Last Answer : d) All of the mentioned

The main reason a manufacturer may try to prohibit intermediaries from selling its products outside designated sales territories is to 1. tighten its control over distribution of its products 2. discourage competition from other manufacturers 3. incorporate selective distribution 4. contain costs 5. none of these

Description : The main reason a manufacturer may try to prohibit intermediaries from selling its products outside designated sales territories is to 1. tighten its control over distribution of its products 2. ... other manufacturers 3. incorporate selective distribution 4. contain costs 5. none of these

Last Answer : tighten its control over distribution of its products

The main reason a manufacturer may try to prohibit intermediaries from selling its products outside designated sales territories is to A)tighten its control over distribution of its products. B)discourage competition from other manufacturers. C)incorporate selective distribution. D)contain costs.

Description : The main reason a manufacturer may try to prohibit intermediaries from selling its products outside designated sales territories is to A)tighten its control over distribution of its products. B)discourage competition from other manufacturers. C)incorporate selective distribution. D)contain costs.

Last Answer : A)tighten its control over distribution of its products.

In the United Kingdom, the Regulation of Investigatory Powers Act gives UK police the powers to force suspects to _____that protect encryption keys: a) Hand over passwords b) Decrypt Files c) Both of Above d) None of These

Description : In the United Kingdom, the Regulation of Investigatory Powers Act gives UK police the powers to force suspects to _____that protect encryption keys: a) Hand over passwords b) Decrypt Files c) Both of Above d) None of These

Last Answer : c) Both of Above

In the United Kingdom, the Regulation of Investigatory Powers Act gives UK police the powers to force suspects to _____that protect encryption keys: a) Hand over passwords b) Decrypt Files c) Both of Above d) None of These

Description : In the United Kingdom, the Regulation of Investigatory Powers Act gives UK police the powers to force suspects to _____that protect encryption keys: a) Hand over passwords b) Decrypt Files c) Both of Above d) None of These

Last Answer : c) Both of Above

What Blank Integrity refers to a set of Access rules that govern data entry and helps to ensure data accuracy?

Description : What Blank Integrity refers to a set of Access rules that govern data entry and helps to ensure data accuracy?

Last Answer : Data integrity.

What is not a role of encryption? a)It is used to protect data from unauthorized access during transmission. b)It is used to ensure user authentication c)It is used to ensure data integrity d)It is used to ensure data corruption does not happens

Description : What is not a role of encryption? a)It is used to protect data from unauthorized access during transmission. b)It is used to ensure user authentication c)It is used to ensure data integrity d)It is used to ensure data corruption does not happens

Last Answer : d)It is used to ensure data corruption does not happens