Junior Computer Operator Past Paper 2021 PDF

★ Computer / IT: MS Office, Windows OS, hardware, networking, typing, basic programming & DBMS
★ English: Basic grammar, vocabulary, synonyms/antonyms, comprehension
★ Analytical Reasoning: Logic, patterns, series, problem solving
★ Quantitative Reasoning: Basic math, percentages, ratios, simple algebra & geometry
★ General Knowledge: Pakistan Affairs + Islamic Studies

★ Computer / IT
Q1: All data is stored in computer memory in which form?
Ans: 0 and 1 (Binary)
Q2: Which shortcut key is used to “Select All” files in a folder?
Ans: Ctrl + A
Q3: Which shortcut key is used to check spelling in MS Word?
Ans: F7
Q4: “DNS” in computer terms stands for:
Ans: Domain Name Server
Q5: Which type of memory works like both RAM and ROM?
Ans: Flash Memory
★ English
Q6: What is the English translation of the Urdu word “Gumnaam”?
Ans: Anonymous
Q7: Synonym of “Rapid” is:
Ans: Fast
Q8: Antonym of “Honest” is:
Ans: Dishonest
Q9: Choose the correct spelling:
Ans: Environment
Q10: Fill in the blank: She ___ going to office daily.
Ans: is
Q11: Synonym of “Brave” is:
Ans: Courageous
★ Analytical Reasoning / IQ
Q12: Complete the series: 5, 10, 20, 40, __?
Ans: 80
Q13: If ZEBRA is written as 2652181, how is COBRA written?
Ans: 3152181
Q14: Find the odd one out: 2, 4, 8, 16, 18
Ans: 18
Q15: Ali is taller than Ahmad and Ahmad is taller than Bilal. Who is the tallest?
Ans: Ali
★ Quantitative Reasoning (Mathematics)
Q16: If a − b = 3 and a² + b² = 29, find the value of ab:
Ans: 10
Q17: 25% of 200 is:
Ans: 50
Q18: If 5 + 3 × 2 = ?
Ans: 11
Q19: The average of 2, 4, 6, 8 is:
Ans: 5
Q20: Solve: 12 × 5 = ?
Ans: 60
Q21: The perimeter of a rectangle is 40 cm. If the length is 12 cm, find the width:
Ans: 8 cm
Q22: The area of a triangle with base 10 cm and height 5 cm is:
Ans: 25 cm²
Q23: Solve for x: 2x + 5 = 15
Ans: x = 5
Q24: Solve: 3x − 4 = 11
Ans: x = 5
Q25: If the cost of 5 pens is Rs. 75, what is the cost of 8 pens?
Ans: Rs. 120
Q26: 15% of 300 is:
Ans: 45
Q27: A train travels 60 km in 1.5 hours. What is its speed?
Ans: 40 km/h
Q28: A box contains 5 red, 3 blue, and 2 green balls. What is the probability of picking a red ball?
Ans: 5/10 or 1/2
Q29: The difference between the largest and smallest of 5, 8, 2, 10, 7 is:
Ans: 8
Q30: If 3 pencils cost Rs. 15, how much do 10 pencils cost?
Ans: Rs. 50
Q31: Simplify: 50 ÷ (5 × 2)
Ans: 5
Q32: If a box contains 12 apples and 8 oranges, what fraction of the fruits are oranges?
Ans: 8/20 = 2/5
Q33: Find the LCM of 12 and 15:
Ans: 60
Q34: Find the HCF of 18 and 24:
Ans: 6
Q35: A shopkeeper sells an article at Rs. 120 after giving 20% discount. What was the marked price?
Ans: Rs. 150
★ General Knowledge (Pakistan Affairs + Islamic Studies)
Q36: Who delivered the speech in the court of King of Abyssinia?
Ans: Jaffer Bin Abi Talib (R.A)
Q37: The Zakat was made compulsory in which Hijri year?
Ans: 2 AH
Q38: What is the literal meaning of the word “Hadith”?
Ans: Sayings of the Holy Prophet (SAW)
Q39: The incident of “Miraj” took place in which Hijri year?
Ans: 10th Nabvi
Q40: At the time of creation of Pakistan, where was the Central Secretariat established?
Ans: Karachi
Q41: What was the full name of Dr. Khan Sahib?
Ans: Abdul Jabbar Khan
Q42: Who was the first Governor of Punjab after independence?
Ans: Sir Francis Mudie
Q43: What is the total area of Pakistan?
Ans: 796,096 sq km
Q44: Who was the first Permanent Representative of Pakistan to the UN?
Ans: Patras Bukhari
Q45: Which is the rainiest place in Pakistan?
Ans: Murree
Q46: The head office of WHO is located in:
Ans: Geneva, Switzerland
Q47: When did the Iranian Revolution occur?
Ans: February 1979
Q48: Which is the National Game of Pakistan?
Ans: Hockey
Q49: “Formosa” is the old name of which country?
Ans: Taiwan

 Analytical Reasoning

Scenario 1: Sitting Arrangement
Five students (A, B, C, D, E) are sitting in a row.
  • ‘A’ is to the right of ‘B’
  • ‘E’ is to the left of ‘B’ but to the right of ‘C’
  • ‘A’ is to the left of ‘D’
Q50: Who is sitting in the middle?
Ans: B
Q51: Who is sitting at the extreme left?
Ans: C
Scenario 2: Coding & Decoding
In a certain code language, if “COMPUTER” is written as “RFUVQNPC”.
Q52: How will “MEDICINE” be written in that code?
Ans: EOJDJEFM
(Logic: The word is reversed and each letter is moved one step forward except first and last.)
Scenario 3: Blood Relations
Q53: Pointing to a photograph, a man said, “I have no brother or sister, but that man’s father is my father’s son.” Whose photograph was it?
Ans: His son’s photograph
Q54: If A is the son of Q, Q and Y are sisters, Z is the mother of Y, and P is the son of Z, then which of the following statements is correct?
Ans: P is the maternal uncle of A
Scenario 4: Directions
Q55: A man walks 5 km towards South and then turns to the right. After walking 3 km he turns to the left and walks 5 km. Now in which direction is he from the starting place?
Ans: South-West
Scenario 5: Logical Grouping
Seven people (P, Q, R, S, T, U, V) are being selected for a team. If P is selected, R must be selected. If S is selected, T cannot be selected.
Q56: If S is in the team, which of the following cannot be in the team?
Ans: T
Q57: If R is not selected, then who else cannot be selected?
Ans: P
Scenario 6: Number Series
Q58: Complete the series: 7, 10, 8, 11, 9, 12, …?
Ans: 10
(Logic: Alternating pattern of +3 and -2)
Q59: Find the odd one out: 27, 64, 125, 144, 216
Ans: 144
(Logic: All others are perfect cubes (3³, 4³, 5³, 6³), while 144 is a square)

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