A database consists of various components called:
1.Tools
2.Properties
3.Entities
4.Objects
A primary key that consists of more than one attribute is called a
1.Foreign key
2.Composite key
3.Multivalued key
4.Global key
A space in computers memory set aside for some data that can be changed is called
1.Variable
2.Constant
3.Integer
4.Floating Point
Access time for most of memories is measured in:
1.Microseconds
2.Milliseconds
3.Nanoseconds
4.Megahertz
An 8-bit address bus can address a memory of ?
1.1 Byte
2.8 Bytes
3.256 bits
4.256 Bytes
An attribute in database is also known as
1.Tuple
2.Relation
3.Row
4.Field
An important property of fiber optic is
1.Refraction
2.Reflection
3.Interface
4.None Of These
Another term for a conditional operator is:
1.Binary
2.Iteration
3.Selective
4.Ternary
ATM stands for?
1.Automatic Talking Machine
2.Automatic Teller Machine
3.Analog Teller Machine
4.Automatic Ticketing Machine
Boolean algebra is also known as?
1.Logical algebra
2.Code algebra
3.Switching algebra
4.Digital algebra
C language was developed by
1.Van Neumann
2.Dennis Ritchie
3.Charles Babbage
4.John Backus
Different attributes in two different tables having same name are referred to as
1.Acronym
2.Synonym
3.Homonym
4.Mutually exclusive
File compression utilities can reduce the file size by
1.10%
2.60%
3.80%
4.100%
First generation language uses?
1.Pseudo code
2.Binary code
3.Mnemonics code
4.Decimal code
In BASIC LOG function refers to natural logarithm have Base ?
1.2
2.10
3.5
4.e
In C language, .exe file is produced by ?
1.Linker
2.Loader
3.Compiler
4.Interpreter
In which of the flowchart symbols, the statement IS A > B is placed?
1.Connector
2.Rectangular
3.Parallelogram
4.Diamond
Name the error which you think to exist in the formula C=C*D/C.
1.Logical
2.Syntax
3.Execution
4.None of these
On execution of PRINT FIX(-6.83),the output will be ?
1.6
2.6.83
3.-6
4.-7
One of the first recognized calculating device was?
1.Abacus
2.Analytical engine
3.Difference engine
4.None of these
Pentium II is a __________ generation computer.
1.second
2.third
3.fourth
4.fifth
SQL is a/an
1.Unstructured language
2.Structured language
3.Object oriented language
4.Software
The command that is not present on edit menu?
1.Font
2.GoTo
3.Find
4.Ctrl+z
The first computer that used vacuum tubes was?
1.Mark I
2.ENIAC
3.EDVAC
4.UNIVAC
The instructions that are given to the compiler before the beginning of actual program are
1.C statements
2.Preprocessor directive
3.Linking instructions
4.C instructions
The loop which never ends is called:
1.Infinite loop
2.Running loop
3.Continuous loop
4.Nested loop
The NT in Windows NT stands for ?
1.Not Tested
2.Network Technology
3.Network Terminal
4.New Technology
The number of Bytes used by char data type in C is?
1.2
2.1
3.3
4.4
The number of colors a CGA monitor displays are ?
1.4
2.16
3.64
4.256
The number of read/write heads for a hard disk of four platters are
1.4
2.6
3.8
4.16
The process to convert analog signals into digital signals is called
1.Modulation
2.Demodulation
3.Digitization
4.Conversion
The programs which are permanent and stored in ROM are known as ?
1.Utility Programs
2.Firmware
3.System softwares
4.None of these
The radix of a computerized version of number (+0.66E-4) is ?
1.4
2.6
3.2
4.8
The statement to reserve memory locations for an array M arranged in 12 columns and 20 rows may be ?
1.DIM(12,20)
2.DIMM(20,12)
3.M(240)
4.DIMM(12,20)
The total number of keywords in C are:
1.60
2.42
3.32
4.50
UNIVAC stands for ?
1.Universal Automatic Computer
2.Universal Array Computer
3.Unvalued Automatic Computer
4.Unique Automatic Computer
What does CIM stand for?
1.Computer Integrated Manufacturing
2.Copy In Memory
3.Computer International Management
4.Computer Intel Marketing
Which key combination is used to run C program:
1.Alt+F9
2.Ctrl+S
3.Alt+F5
4.Ctrl+F9
Which of the database objects allows to extract specific information from tables?
1.Queries
2.Forms
3.Reports
4.Records
Which of the following components is used to convert first .c to first .exe?
1.Compiler and header
2.Header and linker
3.Compiler and linker
4.Compiler only
Which of the following is a 16-bit code?
1.BCD
2.Unicode
3.ASCII
4.EBCDIC
Which of the following is not a pointing device?
1.Mouse
2.Joystick
3.Trackball
4.None of these
Which of the following memories can be re-written by using electrical devices?
1.PROM
2.ROM
3.EEPROM
4.EPROM
Which of the following protocols is used by World Wide Web(www)?
1.TCP/IP
2.Ethernet
3.FTP
4.HTTP
Which of the following statements transfers control unconditionally?
1.GOTO
2.FOR NEXT
3.IF THEN
4.ON GOTO
Which of the following terms is related to the features of cascading deletion?
1.Data integrity
2.Data redundancy
3.Referential integrity
4.Indexing
Which of the followings is a valid statement for declaring a Variable In C ?
1.int marks;
2.int a,b,c;
3.double salary;
4.All of these
Which register normally functions as a 16-bit counter that controls the sequence in which the instructions are fetched from memory?
1.PC
2.IR
3.DR
4.DAR
Who is known as Father of Computer Science ?
1.Charles Babbage
2.Howard Aiken
3.Dr.Herman Hollerith
4.Blaise Pascal
___________ virus is a polymorphic virus. Polymorphic means changes nature with passage of time.
1.Redlof
2.Torjan Horse
3.Chernobal
4.Logic Bomb