Practice Test: Question Set - 54
1. John Napier invented Logarithm in
- (A) 1614
- (B) 1617
- (C) 1620
- (D) None of
above
2. Which of the following is the first computer to use Stored Program Concept?
- (A) UNIVAC
- (B) ENIAC
- (C) EDSAC
- (D) None of
above
3. An AND gate
- (A) Implements
logic addition
- (B) Is
equivalent to a series switching circuit
- (C) Is an any-or
all gate
- (D) Is
equivalent to a parallel switching circuit
4. Everything computer does is controlled by its
- (A) RAM
- (B) ROM
- (C) CPU
- (D) Storage
devices
5. Which of the following is used as storage locations both in the ALU and the control section of a computer?
- (A) Accumulator
- (B) Register
- (C) Adder
- (D) Decoder
6. Processors of all computers, whether micro, mini or mainframe must have
- (A) ALU
- (B) Primary
storage
- (C) Control
Unit
- (D) All
of the above
7. In latest generation computers, the instructions are executed
- (A) Parallely
only
- (B) Sequentially
only
- (C) Both
sequentially an parallely
- (D) All
of the above
8. The first mechanical calculator was invented in
- (A) 1958
- (B) 1647
- (C) 1658
- (D) 1972
9. The radian of a number system
- (A) Is
variable
- (B) Has
nothing to do with digit position value
- (C) Equals
the number of its distinct counting digits
- (D) Is
always an even number
10. Which network is a packet switching network?
- (A) Ring
network
- (B) LAN
- (C) Star
network
- (D) EuroNET
11. Control of computer system or subsystem operation by an operator who may intervene at arbitrary times is
- (A) Manual
control
- (B) Mapping
- (C) Shift
register
- (D) ALU
12. A device which converts human readable data into machine language is
- (A) Card
reader
- (B) Card
punch
- (C) Punched
paper tape
- (D) Character
reader
13. Who launched IBM's First PC in 1981?
- (A) Dean Cline
- (B) C.B. Rogers
Jr.
- (C) John F.
Akers
- (D) David
Svenson
14. The first electronic digital computer contained?
- (A) Electronic
valves
- (B) Vacuum tubes
- (C) Transistors
- (D) Semiconductor
memory
15. The unit of a computer system that executes program, communicates with and often controls the operation of other subsystems of the computer is known as
- (A) CPU
- (B) Control Unit
- (C) I/O unit
- (D) Peripheral
unit
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