When was the first electro-mechanical computer developed?
1880
1990
1944
None of above
Correct Answer :
C. 1944
Related Questions
CAD stands for
Computer aided design
Computer algorithm for design
Computer application in design
All of the above
Which of the following is intended to be used in all applications runs on mainframe computers.
LOGO
APL
PL/1
OCCAM
In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
Breadboard
Motherboard
Daughter board
Grandmother board
Which is not a computer classification?
mainframe
maxframe
mini
notebook
Magnetic tape can serve as
Secondary storage media
Output media
Input media
All of the above
Who is the inventor of Difference Engine�?
Allen Turing
Charles Babbage
Simur Cray
Augusta Adaming
Apple company used chips from for its computers
Intel
Motorola
Both of above
None of above
A computer program that converts assembly language to machine language is
Compiler
Interpreter
Assembler
Comparator
A name or number used to identify a storage location is called
A byte
A record
An address
All of above
Microprocessors as switching devices are for which generation computers
First Generation
Second Generation
Third Generation
Fourth Generation
Memory is made up of
Set of wires
Set of circuits
Large number of cells
All of these
A hard copy would be prepared on a
Line printer
Dot matrix Printer
Typewriter terminal
All of the above
Which operation is not performed by computer
Inputting
Processing
Controlling
Understanding
________is a combination of hardware and software that facilitates the sharing of information between computing devices.
network
peripheral
expansion board
digital device
Data becomes ________ when it is presented in a format that people can understand and use
processed
graphs
information
presentation
A computer assisted method for the recording and analyzing of existing or hypothetical systems is
Data transmission
Data flow
Data capture
Data processing
The ________ is the amount of data that a storage device can move from the storage medium to the Computer per second
data migration rate
data digitizing rate
data transfer rate
data access rate
Which of the following magazines covers only the IBM PC and its compatibles?
Byte
PC Magazine
Personal Computing
Interface Age
Which 8-bit chip was used in many of today's TRS-80 computers?
Z-8000
Motorola 6809
Z-8808
Z-80
Large transaction processing systems in automated organisations use
Online processing
Batch Processing
Once-a-day Processing
End-of-day processing
When a logic bomb is activated by a time-related event, it is known as a:
Time-related bomb sequence.
Virus.
Time bom
Trojan horse.
Properly arranged data is called
Field
Words
Information
File
An application suitable for sequential processing is
Processing of grades
Payroll processing
Both a and b
All of above
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Microcomputers
Mainframe computers
Super computer
Time during which a job is processed by the computer is
Delay times
Real time
Execution time
Down time
Which of the following devices can be sued to directly image printed text?
OCR
OMR
MICR
All of above
Which of the following terms is the most closely related to main memory?
Non volatile
Permanent
Control unit
Temporary
The typical computer criminal is a(n):
Young hacker.
Trusted employee with no criminal record.
Trusted employee with a long, but unknown criminal record.
Overseas young cracker.
In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
Motherboard
Breadboard
Daughter board
Grandmother board
Size of the primary memory of a PC ranges between
2KB to 8KB
64KB & 256KB
256KB & 640KB
None of these