When was the transistors invented?
1948
1938
1958
1968
Correct Answer :
A. 1948
Related Questions
Computers built before the First Generation of computers were:
Mechanical
Electro-mechanical
Electrical
None of these
A memory that does not change its contents without external causes is known as
Dynamic memory
Static memory
RAM
EEPROM
MICR stands for
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Case Reader
None of the above
What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson?
AX3/33
NEC-20
Magnum 2000
HCL-3000
Which of the following is not the classification of computers based on application?
Electronic Computers
Analog Computers
Digital Computers
Hybrid Computers
Who designed the first electronics computer ENIAC?
Van-Neumann
Joseph M. Jacquard
J. Presper Eckert and John W Mauchly
All of above
A factor which would strongly influence a business person to adopt a computer is its
Accuracy
Reliability
Speed
All of above
Offline device is
A device which is not connected to CPU
A device which is connected to CPU
A direct access storage device
An I/O device
A 32 bit microprocessor has the word length equal to
2 byte
32 byte
4 byte
8 byte
________ is the process of dividing the disk into tracks and sectors.
Tracking
Formatting
Crashing
Allotting
The ALU of a computer normally contains a number of high speed storage element called
Semiconductor memory
Registers
Hard disks
Magnetic disk
MIS is designed to provide information needed for effective decision making by?
Consumers
Workers
Foremen
Managers
When did John Napier develop logarithm?
1416
1614
1641
1804
The Third Generation Computer was made with .
Vacuum Tube
Discrete Components
IC
Bio Chips
A characteristic of card systems is:
Slowness in processing data
Using cards as records of transactions
Needing a larger DP staff
All of the above
A common boundary between two systems is called
Interdiction
Interface
Surface
None of the above
The examination and changing of single bits or small groups of his within a word is called
Bit
Byte
Bit manipulation
Bit slice
Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?
Monitor
Hardware
Robot
Computer
Which is considered a direct entry input device?
Optical scanner
Mouse and digitizer
Light pen
All of the above
Computer operators
writes computer programs for specific problems
operate the device which input and output data from the computer
normally require a college degree in computer science
all of the above
Chief component of first generation computer was
Transistors
Vacuum Tubes and Valves
Integrated Circuits
None of above
In the IBM PC-At, what do the words AT stand for
Additional Terminals
Advance technology
Applied technology
Advanced terminology
The process of communicating with a file from a terminal is
Interactive
Interrogation
Heuristic
All of the above
A compiler is a translating program which
Translates instruction of a high level language into machine language
Translates entire source program into machine language program
It is not involved in programs execution
All of above
________ refers to electronic trespassing or criminal hacking.
Cracking
Jacking
Spoofing
Smarming
Assembly language started to be used from
first generation computers
second generation computers
third generation computers
fourth generation computers
Which operation is not performed by computer
Inputting
Processing
Controlling
Understanding
A program that is employed in the development, repair or enhancement of other programs is known as
System software
Software tool
Applications program
Utility program
Microprocessors as switching devices are for which generation computers
First Generation
Second Generation
Third Generation
Fourth Generation
One of a class of storage device devices that can access storage locations in any order is
DTE
DASD
DDE
DDE