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1. The ______ format is usually used to store data .
a. BCD
b. Decimal
c. Hecadecimal
d. Octal
Answer: (a).BCD
2. The 8-bit encoding format used to store data in a computer is ______ .
a. ASCII
b. EBCDIC
c. ANCI
d. USCII
Answer: (b).EBCDIC
3. A source program is usually in _______ .
a. Assembly language
b. Machine level language
c. High-level language
d. Natural language
Answer: (c).High-level language
4. Which memory device is generally made of semi-conductors ?
a. RAM
b. Hard-disk
c. Floppy disk
d. Cd disk
Answer: (a).RAM
5. The small extremely fast, RAM’s are called as _______ .
a. Cache
b. Heaps
c. Accumulators
d. Stacks
Answer: (a).Cache
6. The ALU makes use of _______ to store the intermediate results .
a. Accumulators
b. Registers
c. Heap
d. Stack
Answer: (a).Accumulators
7. The control unit controls other units by generating ____ .
a. Control signals
b. Timing signals
c. Transfer signals
d. Command Signals
Answer: (b).Timing signals
8. ______ are numbers and encoded characters, generally used as operands .
a. Input
b. Data
c. Information
d. Stored Values
Answer: (b).Data
9. The Input devices can send information to the processor,
a. When the SIN status flag is set
b. When the data arrives regardless of the SIN flag
c. Neither of the cases
d. Either of the cases
Answer: (a).When the SIN status flag is set
10. ______ bus structure is usually used to connect I/O devices .
a. Single
b. Multiple
c. Star
d. Ra
Answer: (a).Single
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