Information Technology - National Institute of Oriented School (ITNIOS)
Set - 19
381. The memory which is
programmed at the time it is manufactured
a. POM b. RAM c. PROM d.
EPROM
Correct Answer: a
382. Which of the following
memory medium is not used as main memory system?
a. Magnetic core b. Semiconductor c. Magnetic tape d. Both a and b
Correct Answer: c
383. Registers, which are
partially visible to users and used to hold conditional, are known as
a. PC b. Memory address registers c.
General purpose register d. Flags
Correct Answer: c
384. One of the main feature
that distinguish microprocessors from micro-computers is
a. Words are usually larger
in microprocessors b. Words
are shorter in microprocessorsc. Microprocessor does not contain I/O devices d. Exactly the same as the
machine cycle time
Correct Answer: c
385. The least significant
bit of the binary number, which is equivalent to any odd decimal number, is:
a. 0 b. 1 c. 1 or 0 d. 3
Correct Answer: a
386. What type of control
pins are needed in a microprocessor to regulate traffic on the bus, in order to
prevent two devices from trying to use it at the same time?
a. Bus control b. Interrupts c.
Bus arbitration d. Status
Correct Answer: c
387. When was the world’s
first laptop computer introduced in the market and by whom?
a. Hewlett-Packard b. Epson, 1981 c. Laplink traveling software Inc. 1982 d. Tandy model-2000, 1985
Correct Answer: b
388. The first
microprocessor built by the Intel Corporation was called
a. 8008 b. 8080 c. 4004 d.
8800
Correct Answer: c
389.
Who built the world’s first electronic calculator using
telephone relays, light bulbs and batteries/
a. Claude Shannon b. Konrard Zues c. George Stibits d.
Howard H. Aiken
Correct Answer: c
390. Who developed a
mechanical device in the 17th century that could add, subtract, multiple,
divide and find square roots?
a. Napier b. Babbage c. Pascal d.
Leibniz
Correct Answer: d
391. IBM 7000 digital
computer
a. Belongs to second
generation b. Uses VLSIc.
Employs semi conductor memory d.
Has modular constructions
Correct Answer: d
392. An integrated circuit
is
a. A complicated circuit b. An integrating device c. Much costlier than a
single transistor d.
Fabricated on a tiny silicon chip
Correct Answer: d
393. Most important
advantage of an IC is its
a. Easy replacement in case
of circuit failure b. Extremely high
reliability c. Reduced costd. Low
powers consumption
Correct Answer: b
394. The first machine to
successfully perform a long series of arithmetic and logical operations was:
a. ENIAC b. Mark-I c. Analytic Engine d.
UNIVAC-1
Correct Answer: b
395. In the third Generation
of computers
a. Distributed data
processing first became popular b. An
operating system was first developed
c. High level procedural
language were first used d.
Online real time systems first become popular
Correct Answer: d
396. An IBM system/38
represents the computer class of:
a. Small scale computer b. Medium scale computer c. Large scale computer d. Super computer
Correct Answer: a
397. The first firm to
mass-market a microcomputer as a personal computer was
a. IBM b. Super UNIVAC c. Radio Shaks d. Data General Corporation
Correct Answer: c
398. A digital computer did
not score over an analog computer in terms of
a. Speed b. Accuracy c. Reliability d. Cost
Correct Answer: b
399. In 1830, Charles
Babbage designed a machine called the analytical engine, which he showed at the
parts exhibition. In which year was it exhibited?
a. 1820 b. 1860 c. 1855 d.
1970
Correct Answer: c
400. Which was the world’s
first minicomputer and when was it introduced?
a. PDP-I, 1958 b. IBM System/36, 1960 c. PDP-II, 1961 d. VAX 11/780, 1962
Correct Answer: a
No comments:
Post a Comment