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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 30 Jan 2026 12:55 PM study24x7 study24x7

The rating in bits per second for UTP Cat 5 wiring is

A

100 Mbps

B

10 Mbps

C

4 Mbps

D

2 Mbps

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Computer Science
8 followers study24x7 30 Jan 2026 12:54 PM study24x7 study24x7

Peter uses a Microsoft Windows 95 computer. What should he do to be able to administer domain user accounts from his computer?

A

install User Manager for Domains on his computer

B

install the Client-based Network Administration Tools on his computer

C

install Windows NT Server on his computer

D

install Windows NT Workstation on his computer

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Computer Science
8 followers study24x7 30 Jan 2026 12:53 PM study24x7 study24x7

Which of the following statements about a local group account created by User Manager for Domains is true?

A

The account can be added to global groups

B

The account cannot be used in trusting domains

C

The account is added to the Domain Users group automatically

D

The account must be added to a local group to use domain resources

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 29 Jan 2026 12:02 PM study24x7 study24x7

What must you do to create a printer pool containing four shared printers on your Windows NT Server computer?

A

Set up all the printers to share the same parallel port

B

Set individual printer properties for each printer

C

Set up all printers as network-interface printer devices

D

Specify the same printer driver and settings for all printers

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 29 Jan 2026 12:01 PM study24x7 study24x7

Windows Naming Service (WINS)

A

dynamically allocates IP addresses to client computers

B

runs on Windows NT W/S

C

resolves computer names to IP addresses

D

Increases broadcast traffic

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 29 Jan 2026 12:01 PM study24x7 study24x7

Most routers can also act as bridges

A

true

B

false

Computer Science
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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 28 Jan 2026 12:28 PM study24x7 study24x7

In heavily overloaded networks, cross¬bar switching offers better performance than cell-backplane switching

A

true

B

false

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 28 Jan 2026 12:27 PM study24x7 study24x7

How do you configure a printing pool?

A

Associate one print device with multiple printers

B

Associate multiple print devices with one printer

C

Associate multiple print devices with multiple printers

D

Associate one physical print gear port with multiple printers

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 28 Jan 2026 12:26 PM study24x7 study24x7

When the graph of current versus voltage is a straight line, the device is referred to as

A

Active

B

Linear

C

Nonlinear

D

Bipolar

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 27 Jan 2026 12:25 PM study24x7 study24x7

The total inductance of a series inductor circuit is:

A

equal to the sum of the individual inductance values

B

equal to the sum of the individual inductive-reactance values

C

less than the value of the smallest inductor

D

equal to the source voltage divided by total current

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 27 Jan 2026 12:24 PM study24x7 study24x7

Which one of the following statements is true for current flowing in a series circuit?

A

The amount of current flow through each part of a series circuit can be different, depending on the resistance of each part and the amount of voltage applied to it

B

The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit

C

The same current flows through every part of a series circuit

D

The total current in a series circuit is equal to the total voltage multiplied by the total resistance

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 27 Jan 2026 12:22 PM study24x7 study24x7

Which one of the following statements is true for the currents in a parallel RC circuit?

A

The total current is equal to the sum of the currents for the resistance and capacitance

B

The current always has the same amplitude and phase for every part of the circuit

C

The total current is less than the sum of the currents for the resistance and capacitance

D

The total current. is greater than the sum of the currents for the resistance and capacitance

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 23 Jan 2026 03:34 PM study24x7 study24x7

A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding?

A

4.73

B

0.4 V

C

24 V

D

600 V

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 23 Jan 2026 03:33 PM study24x7 study24x7

What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz?

A

less than 1 Ohm

B

1590 Ohm

C

312 Ohm

D

690 Ohm

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 23 Jan 2026 03:27 PM study24x7 study24x7

A farad is defined as the amount of capacitance necessary for:

A

dissipating 1 W of power

B

causing an ac phase shift greater than 90 degree

C

storing 1 V for 1 second

D

changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 22 Jan 2026 01:26 PM study24x7 study24x7

Doubling the number of turns of wire in an inductor:

A

reduces the value of inductance by one-half

B

multiplies the value of inductance by two

C

multiplies the value of inductance by four

D

reduces the value of inductance by one-fourth

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 22 Jan 2026 01:25 PM study24x7 study24x7

Holes are the minority carriers in which type of semiconductor?

A

Extrinsic

B

Intrinsic

C

n-type

D

p-type

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 22 Jan 2026 01:24 PM study24x7 study24x7

The number of free electrons and holes in intrinsic semiconductor increases when the temperature

A

Decreases

B

Increases

C

Stays the same

D

0oC

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 21 Jan 2026 11:32 AM study24x7 study24x7

A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff?

A

60 Ohm

B

50 Ohm

C

100 Ohm or more

D

10 Ohm

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Warning: count(): Parameter must be an array or an object that implements Countable in /var/www/html/live/makepost.php on line 52
Computer Science
8 followers study24x7 21 Jan 2026 11:30 AM study24x7 study24x7

If a load resistance is 1 kW, a stiff current source has a resistance of

A

At least 10 Ohm

B

Less than 10 Ohm

C

More than 100 k Ohm

D

Less than 100 k Ohm

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