NECO Past Questions and Answers - Page 108

536.

Convert 687 in decimal to base 16?  

A.

2FA\(_16\)

B.

3BA\(_16\)

C.

4ff\(_16\)

D.

BB\(_16\)

E.

CBC\(_16\)

Correct answer is E

No explanation has been provided for this answer.

537.

A/AN is a virus program that copies and multiplies itself by using computer networks and security flaws? 

A.

Asimov 1539

B.

Elkern

C.

Polyboot.B

D.

Stator

E.

Worm

Correct answer is E

No explanation has been provided for this answer.

538.

In Microsoft Word, CTRL+ES..... the start menu?   

A.

closes

B.

cuts

C.

opens

D.

redo

E.

undo

Correct answer is C

No explanation has been provided for this answer.

539.

Which of these registered jacks is used in terminating phone lines?

A.

RJ 11

B.

RJ 14

C.

RJ 25

D.

RJ 35

E.

RJ 45

Correct answer is B

No explanation has been provided for this answer.

540.

The maximum length of 10 base T unshielded twisted pair cable in meters is?

A.

100

B.

185

C.

500

D.

2000

E.

3000

Correct answer is A

No explanation has been provided for this answer.