Question # 1

What does DAC represents?

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Analog Digital Convenient

Analog Digital Conversation

Digitla analog conversion

All of these

Whichbackp type only saves files that have changed since the last backup?

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Cloud backup

Full backup

Ineremental Backup

Differnetial Backup

What is one of the fundamntal concepts of any system.

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Its size

Its Objective

Its age

Its Prize

Which numer system has base 16 ?

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Hexa decimal

Decimal

Octal

Binary

The term "middleware" in software system refers to.

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Software theat bridges communication between systems

Tools for debgging software

User facing applicaions

Backend databases

The convert a decimal number to binary, we divide the numberby ......and take quotient and remainder.

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2

8

12

16

Which diagnostic command displays the IP address , subnet mask, and default gatway of a system.

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Tracert

Netstat

Ipcofig

Nslookup

1 MB =.............bytes

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(1024)⁵ bytes

(1024) KB or (1,024)²

3000

400

Which of the following is a example of preventive maintenance for a computer system.

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Replacing a faulty hard drive

Removing malware after infection

Restarting the sytem when it freezes

Applying software updaes regularly

BIT Stand for?

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Binary Digit

Binary Integer

Binary Terms

Binary Value

How may bytes are used to store a typical integer?

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1 byte

2 bytes

4 bytes

8 bytes

What is the key difference between natural and artificial systems?

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Natural systems are created by humans , while artifical system exist naturally

Natural systems exist naturally, while artificial systems are man -made

Natural systems are always simple while artificial systems are complex.

Natural systmes require programming, while artificial systems do not.

What is the main disadvantage of the Von Neumann architecture.

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High cost of components.

Difficulty in executing machine language instructions

Limited data strorage capacity

Bottleneck due to shared memory access for instructions and data

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