Which 8-bit chip was used in many of today's TRS-80 computers?
Z-8000
Motorola 6809
Z-8808
Z-80
Correct Answer :
D. Z-80
Related Questions
Which of the following is a read only memory storage device?
Floppy Disk
CD-ROM
Hard Disk
None of these
A computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as
Super computer
Minicomputer
Micro computer
Macro computer
Which of the following is not an electronic computer?
ENIAC
ABC
UNIVAC
EDVAC
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.
Hard disk is coated in both sides with
Magnetic metallic oxide
Optical metallic oxide
Carbon layer
All of the above
Second Generation computers were developed during
1949 to 1955
1956 to 1965
1965 to 1970
1970 to 1990
Who invented punched cards?
Charles Babbage
Dr. Herman Hollerith
Howard Aikin
Joseph Jacquard
Registers, which are partially visible to users and used to hold conditional, are known as
PC
Memory address registers
General purpose register
Flags
A set of flip flops integrated together is called ____
Counter
Adder
Register
None of the above
A program that converts computer data into some code system other than the normal one is known as
Encoder
Simulation
Emulator
Coding
The capacity of 3.5 inch floppy disk is
1.40 MB
1.44 GB
1.40 GB
1.44 MB
Where as a computer mouse moves over the table surface, the trackball is
Stationary
Difficult to move
Dragged
Moved in small steps
On-line real time systems become popular in ________ generation
First Generation
Second Generation
Third Generation
Fourth Generation
Symbolic logic was discovered by
George Boole
Herman Hollerith
Van Neumann
Basic Pascal
Fifth generation computer is also known as
Knowledge information processing system
Very large scale integration (VLSI)
Both of above
None of above
What does DMA stand for?
Distinct Memory Access
Direct Memory Access
Direct Module Access
Direct Memory Allocation
A DVD is an example of a (n)-
hard disk
optical disc
output device
solid-state storage device
Light pen and joystick are________
Algorithm
Input devices
Output devices
Portals
Which is not a basic function of a computer?
Store data
Accept input
Process data
Copy text
Which of the printers used in conjunction with computers uses dry ink powder?
Daisy wheel printer
Line printer
Laser printer
Thermal printer
It was in 2028 BS the was brought in to calculate census datA.
IBM 1400
IBM 1401
ICL 2950
None of above
What was the name of the first commercially available microprocessor chip?
Intel 308
Intel 33
Intel 4004
Motorola 639
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
MICR stands for
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Cases Reader
None
Select the Odd one
Operating system
Interpreter
Compiler
Assembler
CD-ROM stands for
Compactable Read Only Memory
Compact Data Read Only Memory
Compactable Disk Read Only Memory
Compact Disk Read Only Memory
The data recording format in most of the modern magnetic tape is
7-bit ASCII
7-bit EBCDIC
8-bit ASCII
8-bit EBCDIC
ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
Extended Binary Coded Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Extended Binary Case Decimal Interchange Code
One of the main feature that distinguish microprocessors from micro-computer is
Words are usually large in microprocessors
Words are shorter in microprocessors
Microprocessor does not contain I/O device
Exactly the same as the machine cycle time
A person who used his or her expertise to gain access to other people's computers to get information illegally or do damage is a-
Hacker
spammer
instant messenger
programmer