ECAT Pre Computer Science MCQ Test For Computer Chapter 2 With Answer

MCQ's Test For ECAT Computer Science Chapter 2 Digital Computer Fundamentals

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ECAT Computer Science Chapter 2 Digital Computer Fundamentals

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Question # 1

The heart of the digital computer is

Question # 2

Information travels between components of a computer through groups of wires called.

Question # 3

Which of the following is an example of volatile memory.

Question # 4

The most common protocol used in WAN is

Question # 5

The unit that transforms data into information is the.

Question # 6

The CCITT protocol is the same as

Question # 7

A CPU has.

Question # 8

Step-by-step instructions that run the computer are.

Question # 9

OSI model has

Question # 10

The unit that transform data in informaion is the

Question # 11

Which one is not network topology?

Question # 12

The clock speed of a computer is measured in.

Question # 13

Memory capacity may be expressed in.

Question # 14

The different memory locations are identified by hexadecimal numbers called.

Question # 15

The central processing unit comprises of

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ECAT Computer Sciences Chapter 2 Important MCQ's

Sr.# Question Answer
1 Which one is not network topology?
A. Star
B. Ring
C. Circle
D. Bus
2 Pick out the correct definition of buffer.
A. Buffer is a hardware device that stores data outside the CPU
B. Buffer is that portion of the CPU memory which stores program instructions
C. Buffer is a temporary storage between the CPU memory and a peripheral device
D. Buffer is a device to convert input data into a computer readable form
3 A network that covers large area, city, country and World is called
A. LAN
B. WAN
C. Router
D. Bridge
4 Which of the following is an example of volatile memory.
A. ROM
B. RAM
C. PROM
D. Hard disk
5 The Media Access Control sub layer resides in which layer
A. Data link
B. Physical
C. Network
D. Transport
6 Computer operations are synchronized by.
A. the CPU clock
B. megabytes
C. the binary system
D. E-time
7 Maximum length of co-axial cable used in LAN is
A. 120 meter
B. 110 meter
C. 100 meter
D. 90 meter
8 A CPU has.
A. control unity consisting of program counter and instruction decoder, and arithmetic unit having accumulator
B. bubble memory
C. visual display unit
D. auxiliary storage unit
9 Memory is divided into many numerically addressed.
A. logic
B. locations
C. codes
D. cells
10 At the beginning of the instruction cycle, the contents of the Instruction Register specify.
A. Operand for the instruction being executed
B. Instruction itself
C. Operand for the instruction to be executed next
D. None of above

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