Question

i. The ALU stands for:

a. Additional Logical Unit c. Asset Logical Unit

b. Arithmetic Lexicographically Unit d. Arithmetic Logic Unit


ii. Which unit of the computer system is responsible for holding the input data, intermediate

results,output results and program and makes them available for processing as and when required?

a. Input Unit c. Internal Storage Unit

b. Arithmetic Logic Unit d. Control Unit


iii. The ___________ unit of the computer provides the capability of decision making to the

computer.

a. Input c. Internal Storage

b. Output d. ALU


iv. Name the group of wires that is used for communication between various components of

the computer.

a. Bus c. Cable

b. Connector d. None of these

v. Which among the following is used to designate the source of data for data bus?

a. Address Bus c. Control Bus

b. Both a and b d. None of these

vi. A Bus is a shared medium and therefore the data to be transmitted should be timed and

validated. Which Bus among the following is responsible for doing it?

a. Data Bus c. Address Bus

b. Control Bus d. Validate Bus

vii. Name the technology that reads iron oxide ink preprinted or encoded on cheques, deposit

slips or on a document.

a. MICR c. OCR

b. Bar Code Reader d. None of these

viii. Name the device that finds maximum usage in video conferencing and chatting in real time.

a. Scanner c. Web Camera

b. Digital Camera d. Video Camera

ix. Name the printer whose print head contains banks of pins moving at high speed against

inked ribbon and paper.

a. Dot-Matrix Printer c. Chain Printer

b. Daisy Wheel Printer d. None of these

x. The _______________ printer is used to print images by selectively heating coated thermos

chromic paper.

a. Dot-Matrix Printer c. Thermal Printer

b. Ink-Jet Printer d. Laser Printer

xi. The contents of main memory, currently in use and likely to be needed in future is stored

in which memory?

a. Registers c. Flash Memory

b. Hard Disk d. Cache Memory

xii. Which among the following is not a characteristic of a Magnetic Disk?

a. High Storage Capacity c. Reliable

b. Gives direct access to data d. Uses laser light for storing data

xiii. Which among the following memory is used in a common digital camera?

a. Floppy Disk c. Memory Stick

b. Hard Disk d. CD-ROM

xiv. Which among the following secondary memories is not an Optical memory?

a. Floppy c. DVD

b. CD d. Blu-Ray

xv. Name the type of memory that is used in pen drives.

a. Magnetic Disk Memory c. Flash Memory

b. Optical Disk Memory d. None of these
answer fast
class 9​

Answer 1

Explanation:

i. Ans : d) Arithmetic Logic Unit.

ii. Ans : c) Internal Storage Unit.

iii. Ans : d) ALU

iv. Ans : a) Bus

v. Ans: b) both a and c

vi. Ans: a) Data bus

vii. Ans: a) MICR

viii. Ans: d) Video camera

ix. Ans: a) Dot matrix printer

x. Ans: c) Thermal printer

xi. Ans: d) Cache memory

xii. Ans: d)Uses laser light for storing data

xiii. Ans: c)Memory Stick

xiv. Ans: a)Floppy

xv. Ans: c)Flash memory.

Answer 2

Answer:

1 =d 2=c  3=d  4 =a  5= c   6  =a   7=c   8=c  9=a   10=b  11 =b 12=a 13=b   a  14=c

Explanation:

  it's just a gs and i am class 5