When was the worlds first laptop computer introduced in the market and by whom?
Hewlett-Packard, 1980
Epson, 1981
Laplink Traveling Software Inc, 1982
Tandy Model-200, 1985
Correct Answer :
B. Epson, 1981
Related Questions
Memory unit is one part of
Input device
Control unit
Output device
Central Processing Unit
Which of the following is not a third generation computer?
IBM 360
IBM 1401
PDP-8
HP2115
The ALU of a computer responds to the commands coming from
Control section
Primary memory
External memory
Cache memory
A directly accessible appointment calendar is feature of a __ resident package
CPU
Memory
Buffer
ALU
Which is a unit representing the no bits of discrete.
Baud
Byte
Bit
All of the above
As compared to the secondary memory, the primary memory of a computer is
Large
Cheap
Fast
Slow
ASCII stands for
American Standard Code for Information Interchange
American Scientific Code for International Interchange
American Standard Code for Intelligence Interchange
American Scientific Code for Information Interchange
ASCII stands for
American standard code for information interchange
All purpose scientific code for information interchange
American security code for information interchange
American Scientific code for information interchange
Which of the following is used as a primary storage device?
Magnetic drum
Hard Disks
All of above
Floppy
Latency time is
Time to spin the needed data under head
Time to spin the needed data under track
Time to spin data under sector
All of above
________ is the key we use to run the selected command.
SHIFT
TAB
ENTER
CTRL
The most common type of storage devices are-
Steel
optical
magnetic
flash
Which of the following registers is loaded with the contents of the memory location pointed by the PC?
Memory address registers
Memory data registers
Instruction register
Program counter
The ALU of a computer responds to the commands coming from
Primary memory
Control section
External memory
Cache memory
Which of the following code used in present day computing was developed by IBM Corporation?
ASCII
Hollerith Code
Baudot Code
EBCDIC Code
Microprocessors can be used to make
Computer
Digital systems
CalculatorS
All of the above
How many bit code is used by Murray code for TELEPRINTER machines.
4
5
9
25
A small or intelligent device is so called because it contains within it a
Computer
Microcomputer
Programmable
Sensor
A set of rods where numbers were carved and used for multiplication and division aids is known as
Pascaline
Napier's Bones
Stepped Reckoner
Slide Rule
Which is the largest computer?
Mainframe Computer
Mini Computers
Micro Computers
Super Computers
_______ computers are also called personal computers
Mainframe Computer
Mini Computers
Micro Computers
Super Computers
ASCII stands for
American Stable Code for International Interchange
American Standard Case for Institutional Interchange
American Standard Code for Information Interchange
American Standard Code for Interchange Information
ALU and Control Unit jointly known as
RAM
ROM
CPU
PC
Which type of computers uses the 8-bit code called EBCDIC?
Minicomputers
Microcomputers
Mainframe computers
Super computer
A systems programming language for microcomputers in the Intel family is
PL/C
PL/CT
PL/M
PLA
Which programming language is based on Algol 60.
PILOT
SNOBOL
ADA
SIMULA
The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not work on the stored program concept. How many numbers could it store in its internal memory?
100
20
40
80
What type of device is computer keyboard?
Memory
Output
Storage
Input
An application suitable for sequential processing is
Processing of grades
Payroll processing
Both a and b
All of above
Magnetic tape can serve as
Secondary storage media
Output media
Input media
All of the above