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More Computer Fundamental Related questions:
. How to restrict the values of a cell so that only whole numbers between 9 and 99 can be entered in a cell.
Options: The Settings tab under the menu Format -> Cells
B. The Settings tab under the menu Data -> Validation
C. The Settings tab under the menu Data -> Filter -> Advanced Filter
D. the Settings tab under the menu Format -> Conditional Formatting
Ans:– B ,
End-to-end connectivity is provided from host-to-host in:
Options: Network layer, Session layer, Data link layer, Transport layer
A transitive dependency is which of the following?
Options: A functional dependency between two or more key attributes., A functional dependency between two or more nonkey attributes., A relation that is in first normal form., A relation that is in second normal form.
The physical layer, in reference to the OSI model, defines
Options: data link procedures that provide for the exchange of data via frames that can be sent and received, the interface between the X.25 network and packet mode device, the virtual circuit interface to packet-switched service, All of the above
Options: 169.254.0.1 to 169.254.0.254
B. 169.254.0.1 to 169.254.0.255
C. 169.254.0.1 to 169.254.255.254
D. 169.254.0.1 to 169.254.255.255
Ans:– C ,
Which of the following is true concerning an ODBMS?
Options: They have the ability to store complex data types on the Web., They are overtaking RDBMS for all applications., They are most useful for traditional, two-dimensional database table applications., All of the above.
Options: to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs., to build a literal table and an identifier table, to build a uniform symbol table, to parse the source program into the basic elements or tokens of the language.
Options: means storing records in contiguous blocks according to a key., Stores records sequentially but uses an index to locate records, uses an index for each key type, has records placed randomly throughout the file
Options: transmission of signals without modulation, a signal all of whose energy is contained within a finite frequency range, the simultaneous transmission of data to a number of stations, All of the above
Which of the following functions is/ are performed by the loader?
Options: Allocate space in memory for the programs and resolve symbolic references between object decks, Physically place the machine instructions and data into memory, Adjust all address dependent locations, such as address constants, to correspond to the allocated space, All of the above
Advantages of Relational Database Management systems are
Options: Flexibility, of relating different logical files, Security controls can be more easily implemented., Data independence since it allows the database to grow by adding new attributes and relations., All of the above
Options: A) writes computer programs for specific problems
B) operate the device which input and output data from the computer
C) normally require a college degree in computer science
D) all of the above