Basic_computer_test_preparation_Ex_no_08_for_all_jobs_in_ppsc_fpsc_ots_nts

Basic_computer_test_preparation_Ex_no_08_for_all_jobs_in_ppsc_fpsc_ots_nts

Basic_computer_test_preparation_Ex_no_08_for_all_jobs_in_ppsc_fpsc_ots_nts

71.the processing of making duplicate copies output result is called ;

        (a)   storage and retrieval

        (b)    backup

(c)     reproduction

(d)     data processing

Ans       reproduction 

72.is related to managing  output result .

        (a)   storage and retrieval

        (b)    communication

(c)     reproduction

(d)     all of these

Ans        all of these

73.communicating  the information through internet is related;  

        (a)   data capturing

        (b)    data manipulation

(c)     all of these

(d)     managing output result      

Ans       managing output result

74.the term “ inverted tree “is used in ;

        (a)   network model

        (b)   relational model

(c)    none of above

(d)   hierarchical model

Ans      hierarchical model

75.which of the following   data models is the most commonly used?

        (a)   hierarchical model

        (b)   network model

        (c)    relational  model

        (d)   none of above

Ans            relational model

76. which of following is a computerized keeping system;

        (a)   data system  

        (b)   data base

(c)    file system

(d)   DMBS

Ans      data base

77.DBA stands for;

        (a)   data business administrator

        (b)   data base administrator

(c)    data basic application

(d)   data base application

Ans      data base administrator

78. which of the following  is /are the component of DMBS?

        (a)   hardware

        (b)   software

(c)    personal

(d)   all of above

Ans      all of above

79.which of the following  contains definitions?

        (a)   data dictionary

        (b)   data base

(c)    data base integrity

(d)   all of above

Ans      data dictionary

80.which of the following is a query language ?  

        (a)   DMBS

        (b)   utilities

(c)    report

(d)   SQL

Ans      SQL